diff --git a/lox_tests/and/execute b/lox_tests/and/execute
deleted file mode 100644
index f6b9d9d..0000000
--- a/lox_tests/and/execute
+++ /dev/null
@@ -1,24 +0,0 @@
-execute: Some(
-    False,
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        4,
-    ),
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/arithmetic/execute b/lox_tests/arithmetic/execute
deleted file mode 100644
index 691ef83..0000000
--- a/lox_tests/arithmetic/execute
+++ /dev/null
@@ -1,186 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 3]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            3.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2, 3]
-stdout: ""
-
-execute: Some(
-    Multiply,
-)
-stack: [<func main>, 1, 6]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 7]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            3.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2, 3]
-stdout: ""
-
-execute: Some(
-    Divide,
-)
-stack: [<func main>, 1, 0.6666666666666666]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, 0.33333333333333337]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            3.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2, 3]
-stdout: ""
-
-execute: Some(
-    Negate,
-)
-stack: [<func main>, 1, 2, -3]
-stdout: ""
-
-execute: Some(
-    Multiply,
-)
-stack: [<func main>, 1, -6]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, -5]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/assignment/execute b/lox_tests/assignment/execute
deleted file mode 100644
index 9b7d24e..0000000
--- a/lox_tests/assignment/execute
+++ /dev/null
@@ -1,150 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "a",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 2]
-stdout: ""
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 2]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 2]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "2\n"
-
-execute: Some(
-    Constant(
-        F64(
-            3.0,
-        ),
-    ),
-)
-stack: [<func main>, 3]
-stdout: "2\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 3]
-stdout: "2\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "2\n3\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 3]
-stdout: "2\n3\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "b",
-    },
-)
-stack: [<func main>]
-stdout: "2\n3\n"
-
-execute: Some(
-    Nil,
-)
-stack: [<func main>, nil]
-stdout: "2\n3\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "c",
-    },
-)
-stack: [<func main>]
-stdout: "2\n3\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "b",
-    },
-)
-stack: [<func main>, 3]
-stdout: "2\n3\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "c",
-    },
-)
-stack: [<func main>, 3]
-stdout: "2\n3\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "2\n3\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "c",
-    },
-)
-stack: [<func main>, 3]
-stdout: "2\n3\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "2\n3\n3\n"
-
-execute: None
-stack: []
-stdout: "2\n3\n3\n"
-
diff --git a/lox_tests/boolean/execute b/lox_tests/boolean/execute
deleted file mode 100644
index cdd0f1a..0000000
--- a/lox_tests/boolean/execute
+++ /dev/null
@@ -1,64 +0,0 @@
-execute: Some(
-    True,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    False,
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    True,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Not,
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    False,
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    Not,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/closure/execute b/lox_tests/closure/execute
deleted file mode 100644
index fc92335..0000000
--- a/lox_tests/closure/execute
+++ /dev/null
@@ -1,187 +0,0 @@
-execute: Some(
-    String(
-        "global",
-    ),
-)
-stack: [<func main>, global]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "x",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "outer",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    String(
-                        "outer",
-                    ),
-                    Closure {
-                        function: Function {
-                            name: "inner",
-                            arity: 0,
-                            chunk: Chunk {
-                                code: [
-                                    ReadUpvalue {
-                                        index: 0,
-                                    },
-                                    Print,
-                                ],
-                            },
-                        },
-                        upvalues: [
-                            Upvalue {
-                                index: 0,
-                                is_local: true,
-                            },
-                        ],
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 1,
-                    },
-                    Call {
-                        arity: 0,
-                    },
-                    Pop,
-                    Pop,
-                    CloseUpvalue,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "outer",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "outer",
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    String(
-        "outer",
-    ),
-)
-stack: [<func main>, <func outer>, outer]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "inner",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    ReadUpvalue {
-                        index: 0,
-                    },
-                    Print,
-                ],
-            },
-        },
-        upvalues: [
-            Upvalue {
-                index: 0,
-                is_local: true,
-            },
-        ],
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 1,
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>]
-stdout: ""
-
-execute: Some(
-    ReadUpvalue {
-        index: 0,
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>, outer]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>]
-stdout: "outer\n"
-
-execute: None
-stack: [<func main>, <func outer>, outer, <func inner>]
-stdout: "outer\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>, outer]
-stdout: "outer\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>]
-stdout: "outer\n"
-
-execute: Some(
-    CloseUpvalue,
-)
-stack: [<func main>]
-stdout: "outer\n"
-
-execute: None
-stack: [<func main>]
-stdout: "outer\n"
-
-execute: Some(
-    Pop,
-)
-stack: []
-stdout: "outer\n"
-
-execute: None
-stack: []
-stdout: "outer\n"
-
diff --git a/lox_tests/closure2/execute b/lox_tests/closure2/execute
deleted file mode 100644
index 631ad92..0000000
--- a/lox_tests/closure2/execute
+++ /dev/null
@@ -1,276 +0,0 @@
-execute: Some(
-    Closure {
-        function: Function {
-            name: "outer",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    String(
-                        "value",
-                    ),
-                    Closure {
-                        function: Function {
-                            name: "middle",
-                            arity: 0,
-                            chunk: Chunk {
-                                code: [
-                                    Closure {
-                                        function: Function {
-                                            name: "inner",
-                                            arity: 0,
-                                            chunk: Chunk {
-                                                code: [
-                                                    ReadUpvalue {
-                                                        index: 0,
-                                                    },
-                                                    Print,
-                                                ],
-                                            },
-                                        },
-                                        upvalues: [
-                                            Upvalue {
-                                                index: 0,
-                                                is_local: false,
-                                            },
-                                        ],
-                                    },
-                                    ReadLocalVariable {
-                                        index_in_stack: 0,
-                                    },
-                                    Call {
-                                        arity: 0,
-                                    },
-                                    Pop,
-                                    Pop,
-                                ],
-                            },
-                        },
-                        upvalues: [
-                            Upvalue {
-                                index: 0,
-                                is_local: true,
-                            },
-                        ],
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 1,
-                    },
-                    Call {
-                        arity: 0,
-                    },
-                    Pop,
-                    Pop,
-                    CloseUpvalue,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "outer",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "outer",
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    String(
-        "value",
-    ),
-)
-stack: [<func main>, <func outer>, value]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "middle",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    Closure {
-                        function: Function {
-                            name: "inner",
-                            arity: 0,
-                            chunk: Chunk {
-                                code: [
-                                    ReadUpvalue {
-                                        index: 0,
-                                    },
-                                    Print,
-                                ],
-                            },
-                        },
-                        upvalues: [
-                            Upvalue {
-                                index: 0,
-                                is_local: false,
-                            },
-                        ],
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Call {
-                        arity: 0,
-                    },
-                    Pop,
-                    Pop,
-                ],
-            },
-        },
-        upvalues: [
-            Upvalue {
-                index: 0,
-                is_local: true,
-            },
-        ],
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 1,
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "inner",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    ReadUpvalue {
-                        index: 0,
-                    },
-                    Print,
-                ],
-            },
-        },
-        upvalues: [
-            Upvalue {
-                index: 0,
-                is_local: false,
-            },
-        ],
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>, <func inner>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>, <func inner>, <func inner>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>, <func inner>, <func inner>]
-stdout: ""
-
-execute: Some(
-    ReadUpvalue {
-        index: 0,
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>, <func inner>, <func inner>, value]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>, <func inner>, <func inner>]
-stdout: "value\n"
-
-execute: None
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>, <func inner>]
-stdout: "value\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>]
-stdout: "value\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>, value, <func middle>]
-stdout: "value\n"
-
-execute: None
-stack: [<func main>, <func outer>, value, <func middle>]
-stdout: "value\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>, value]
-stdout: "value\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>]
-stdout: "value\n"
-
-execute: Some(
-    CloseUpvalue,
-)
-stack: [<func main>]
-stdout: "value\n"
-
-execute: None
-stack: [<func main>]
-stdout: "value\n"
-
-execute: Some(
-    Pop,
-)
-stack: []
-stdout: "value\n"
-
-execute: None
-stack: []
-stdout: "value\n"
-
diff --git a/lox_tests/closure3/execute b/lox_tests/closure3/execute
deleted file mode 100644
index 0950b5b..0000000
--- a/lox_tests/closure3/execute
+++ /dev/null
@@ -1,249 +0,0 @@
-execute: Some(
-    String(
-        "global",
-    ),
-)
-stack: [<func main>, global]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "x",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "outer",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    String(
-                        "outer",
-                    ),
-                    Closure {
-                        function: Function {
-                            name: "inner",
-                            arity: 0,
-                            chunk: Chunk {
-                                code: [
-                                    ReadUpvalue {
-                                        index: 0,
-                                    },
-                                    Print,
-                                    String(
-                                        "inner",
-                                    ),
-                                    WriteUpvalue {
-                                        index: 1,
-                                    },
-                                    Pop,
-                                ],
-                            },
-                        },
-                        upvalues: [
-                            Upvalue {
-                                index: 0,
-                                is_local: true,
-                            },
-                            Upvalue {
-                                index: 0,
-                                is_local: true,
-                            },
-                        ],
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 1,
-                    },
-                    Call {
-                        arity: 0,
-                    },
-                    Pop,
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Print,
-                    Pop,
-                    CloseUpvalue,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "outer",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "outer",
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    String(
-        "outer",
-    ),
-)
-stack: [<func main>, <func outer>, outer]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "inner",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    ReadUpvalue {
-                        index: 0,
-                    },
-                    Print,
-                    String(
-                        "inner",
-                    ),
-                    WriteUpvalue {
-                        index: 1,
-                    },
-                    Pop,
-                ],
-            },
-        },
-        upvalues: [
-            Upvalue {
-                index: 0,
-                is_local: true,
-            },
-            Upvalue {
-                index: 0,
-                is_local: true,
-            },
-        ],
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 1,
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>]
-stdout: ""
-
-execute: Some(
-    ReadUpvalue {
-        index: 0,
-    },
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>, outer]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>]
-stdout: "outer\n"
-
-execute: Some(
-    String(
-        "inner",
-    ),
-)
-stack: [<func main>, <func outer>, outer, <func inner>, <func inner>, inner]
-stdout: "outer\n"
-
-execute: Some(
-    WriteUpvalue {
-        index: 1,
-    },
-)
-stack: [<func main>, <func outer>, inner, <func inner>, <func inner>, inner]
-stdout: "outer\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>, inner, <func inner>, <func inner>]
-stdout: "outer\n"
-
-execute: None
-stack: [<func main>, <func outer>, inner, <func inner>]
-stdout: "outer\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>, inner]
-stdout: "outer\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func outer>, inner, inner]
-stdout: "outer\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func outer>, inner]
-stdout: "outer\ninner\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func outer>]
-stdout: "outer\ninner\n"
-
-execute: Some(
-    CloseUpvalue,
-)
-stack: [<func main>]
-stdout: "outer\ninner\n"
-
-execute: None
-stack: [<func main>]
-stdout: "outer\ninner\n"
-
-execute: Some(
-    Pop,
-)
-stack: []
-stdout: "outer\ninner\n"
-
-execute: None
-stack: []
-stdout: "outer\ninner\n"
-
diff --git a/lox_tests/closure4/execute b/lox_tests/closure4/execute
deleted file mode 100644
index 0da0e97..0000000
--- a/lox_tests/closure4/execute
+++ /dev/null
@@ -1,313 +0,0 @@
-execute: Some(
-    Closure {
-        function: Function {
-            name: "outer",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    String(
-                        "value",
-                    ),
-                    Closure {
-                        function: Function {
-                            name: "middle",
-                            arity: 0,
-                            chunk: Chunk {
-                                code: [
-                                    Closure {
-                                        function: Function {
-                                            name: "inner",
-                                            arity: 0,
-                                            chunk: Chunk {
-                                                code: [
-                                                    ReadUpvalue {
-                                                        index: 0,
-                                                    },
-                                                    Print,
-                                                ],
-                                            },
-                                        },
-                                        upvalues: [
-                                            Upvalue {
-                                                index: 0,
-                                                is_local: false,
-                                            },
-                                        ],
-                                    },
-                                    String(
-                                        "create inner closure",
-                                    ),
-                                    Print,
-                                    ReadLocalVariable {
-                                        index_in_stack: 0,
-                                    },
-                                    Return,
-                                    Pop,
-                                ],
-                            },
-                        },
-                        upvalues: [
-                            Upvalue {
-                                index: 0,
-                                is_local: true,
-                            },
-                        ],
-                    },
-                    String(
-                        "return from outer",
-                    ),
-                    Print,
-                    ReadLocalVariable {
-                        index_in_stack: 1,
-                    },
-                    Return,
-                    Pop,
-                    CloseUpvalue,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "outer",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "outer",
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func outer>]
-stdout: ""
-
-execute: Some(
-    String(
-        "value",
-    ),
-)
-stack: [<func main>, <func outer>, value]
-stdout: ""
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "middle",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    Closure {
-                        function: Function {
-                            name: "inner",
-                            arity: 0,
-                            chunk: Chunk {
-                                code: [
-                                    ReadUpvalue {
-                                        index: 0,
-                                    },
-                                    Print,
-                                ],
-                            },
-                        },
-                        upvalues: [
-                            Upvalue {
-                                index: 0,
-                                is_local: false,
-                            },
-                        ],
-                    },
-                    String(
-                        "create inner closure",
-                    ),
-                    Print,
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Return,
-                    Pop,
-                ],
-            },
-        },
-        upvalues: [
-            Upvalue {
-                index: 0,
-                is_local: true,
-            },
-        ],
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>]
-stdout: ""
-
-execute: Some(
-    String(
-        "return from outer",
-    ),
-)
-stack: [<func main>, <func outer>, value, <func middle>, return from outer]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func outer>, value, <func middle>]
-stdout: "return from outer\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 1,
-    },
-)
-stack: [<func main>, <func outer>, value, <func middle>, <func middle>]
-stdout: "return from outer\n"
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func middle>]
-stdout: "return from outer\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "mid",
-    },
-)
-stack: [<func main>]
-stdout: "return from outer\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "mid",
-    },
-)
-stack: [<func main>, <func middle>]
-stdout: "return from outer\n"
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func middle>]
-stdout: "return from outer\n"
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "inner",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    ReadUpvalue {
-                        index: 0,
-                    },
-                    Print,
-                ],
-            },
-        },
-        upvalues: [
-            Upvalue {
-                index: 0,
-                is_local: false,
-            },
-        ],
-    },
-)
-stack: [<func main>, <func middle>, <func inner>]
-stdout: "return from outer\n"
-
-execute: Some(
-    String(
-        "create inner closure",
-    ),
-)
-stack: [<func main>, <func middle>, <func inner>, create inner closure]
-stdout: "return from outer\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func middle>, <func inner>]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func middle>, <func inner>, <func inner>]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func inner>]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "in",
-    },
-)
-stack: [<func main>]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "in",
-    },
-)
-stack: [<func main>, <func inner>]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func inner>]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    ReadUpvalue {
-        index: 0,
-    },
-)
-stack: [<func main>, <func inner>, value]
-stdout: "return from outer\ncreate inner closure\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func inner>]
-stdout: "return from outer\ncreate inner closure\nvalue\n"
-
-execute: None
-stack: [<func main>]
-stdout: "return from outer\ncreate inner closure\nvalue\n"
-
-execute: Some(
-    Pop,
-)
-stack: []
-stdout: "return from outer\ncreate inner closure\nvalue\n"
-
-execute: None
-stack: []
-stdout: "return from outer\ncreate inner closure\nvalue\n"
-
diff --git a/lox_tests/comparison/execute b/lox_tests/comparison/execute
deleted file mode 100644
index 9639bea..0000000
--- a/lox_tests/comparison/execute
+++ /dev/null
@@ -1,132 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Greater,
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 1]
-stdout: ""
-
-execute: Some(
-    GreaterEqual,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/equality/execute b/lox_tests/equality/execute
deleted file mode 100644
index 354a6d9..0000000
--- a/lox_tests/equality/execute
+++ /dev/null
@@ -1,68 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Equal,
-)
-stack: [<func main>, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    NotEqual,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/fib/execute b/lox_tests/fib/execute
deleted file mode 100644
index f3b4093..0000000
--- a/lox_tests/fib/execute
+++ /dev/null
@@ -1,1439 +0,0 @@
-execute: Some(
-    Closure {
-        function: Function {
-            name: "fib",
-            arity: 1,
-            chunk: Chunk {
-                code: [
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Constant(
-                        F64(
-                            1.0,
-                        ),
-                    ),
-                    LessEqual,
-                    JumpIfFalse(
-                        8,
-                    ),
-                    Pop,
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Return,
-                    Jump(
-                        9,
-                    ),
-                    Pop,
-                    ReadGlobalVariable {
-                        name: "fib",
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Constant(
-                        F64(
-                            1.0,
-                        ),
-                    ),
-                    Subtract,
-                    Call {
-                        arity: 1,
-                    },
-                    ReadGlobalVariable {
-                        name: "fib",
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    Constant(
-                        F64(
-                            2.0,
-                        ),
-                    ),
-                    Subtract,
-                    Call {
-                        arity: 1,
-                    },
-                    Add,
-                    Return,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func main>, <func fib>]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "fib",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 5]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 5, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 5]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 5, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 4]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 4, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 4]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 4, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 3]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 3, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 3, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 2, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1, 1, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, 0]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, 0, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, 0]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1, 0]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 3, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1, 1, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 1, 1]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, <func fib>, 3, 2]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 4]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 4, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 2, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1, 1, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0, 0]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0, 0, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, <func fib>, 0, 0]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1, 0]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 2, 1]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, <func fib>, 4, 3]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, 3]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 5]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 5, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 3]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 3, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 3, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 2, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, false]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, false]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1, 1, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 2]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, 0]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, 0, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, <func fib>, 0, 0]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1, 0]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, <func fib>, 2, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "fib",
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 3]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 3, 2]
-stdout: ""
-
-execute: Some(
-    Subtract,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 1,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1, 1, 1]
-stdout: ""
-
-execute: Some(
-    LessEqual,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        8,
-    ),
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, <func fib>, 1, 1]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 1, 1]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, 3, <func fib>, 3, 2]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, <func fib>, 5, 3, 2]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, <func fib>, 5, 5]
-stdout: ""
-
-execute: Some(
-    Return,
-)
-stack: [<func main>, 5]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "5\n"
-
-execute: None
-stack: []
-stdout: "5\n"
-
diff --git a/lox_tests/for/execute b/lox_tests/for/execute
deleted file mode 100644
index 3187308..0000000
--- a/lox_tests/for/execute
+++ /dev/null
@@ -1,1040 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            0.0,
-        ),
-    ),
-)
-stack: [<func main>, 0]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "i",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 0]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 0, 10]
-stdout: ""
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 0]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 0]
-stdout: "0\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 0, 1]
-stdout: "0\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 1]
-stdout: "0\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 1]
-stdout: "0\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 1]
-stdout: "0\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 10]
-stdout: "0\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 1]
-stdout: "0\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 1]
-stdout: "0\n1\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 1]
-stdout: "0\n1\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 2]
-stdout: "0\n1\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 2]
-stdout: "0\n1\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 2]
-stdout: "0\n1\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 2, 10]
-stdout: "0\n1\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 2]
-stdout: "0\n1\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 2]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 2, 1]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 3]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 3]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 3]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 3, 10]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 3]
-stdout: "0\n1\n2\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 3]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 3, 1]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 4]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 4]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 4]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 4, 10]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 4]
-stdout: "0\n1\n2\n3\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 4]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 4, 1]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 5]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 5]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 5]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 5, 10]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 5]
-stdout: "0\n1\n2\n3\n4\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 5]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 5, 1]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 6]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 6]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 6]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 6, 10]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 6]
-stdout: "0\n1\n2\n3\n4\n5\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 6]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 6, 1]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 7]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 7]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 7]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 7, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 7]
-stdout: "0\n1\n2\n3\n4\n5\n6\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 7]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 7, 1]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 8]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 8]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 8]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 8, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 8]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 8]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 8, 1]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 9]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 9]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 9]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 9, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 9]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 9]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 9, 1]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "i",
-    },
-)
-stack: [<func main>, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Constant(
-        F64(
-            10.0,
-        ),
-    ),
-)
-stack: [<func main>, 10, 10]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, false]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, false]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
-execute: None
-stack: []
-stdout: "0\n1\n2\n3\n4\n5\n6\n7\n8\n9\n"
-
diff --git a/lox_tests/func/execute b/lox_tests/func/execute
deleted file mode 100644
index bcd04e3..0000000
--- a/lox_tests/func/execute
+++ /dev/null
@@ -1,204 +0,0 @@
-execute: Some(
-    Closure {
-        function: Function {
-            name: "hello",
-            arity: 0,
-            chunk: Chunk {
-                code: [
-                    String(
-                        "hello",
-                    ),
-                    Print,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func main>, <func hello>]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "hello",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "hello",
-    },
-)
-stack: [<func main>, <func hello>]
-stdout: ""
-
-execute: Some(
-    Call {
-        arity: 0,
-    },
-)
-stack: [<func main>, <func hello>]
-stdout: ""
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, <func hello>, hello]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, <func hello>]
-stdout: "hello\n"
-
-execute: None
-stack: [<func main>]
-stdout: "hello\n"
-
-execute: Some(
-    Pop,
-)
-stack: []
-stdout: "hello\n"
-
-execute: Some(
-    String(
-        "world",
-    ),
-)
-stack: [world]
-stdout: "hello\n"
-
-execute: Some(
-    Print,
-)
-stack: []
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Closure {
-        function: Function {
-            name: "add",
-            arity: 2,
-            chunk: Chunk {
-                code: [
-                    ReadLocalVariable {
-                        index_in_stack: 0,
-                    },
-                    ReadLocalVariable {
-                        index_in_stack: 1,
-                    },
-                    Add,
-                    Return,
-                ],
-            },
-        },
-        upvalues: [],
-    },
-)
-stack: [<func add>]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "add",
-    },
-)
-stack: []
-stdout: "hello\nworld\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "add",
-    },
-)
-stack: [<func add>]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func add>, 1]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func add>, 1, 2]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Call {
-        arity: 2,
-    },
-)
-stack: [<func add>, 1, 2]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func add>, 1, 2, 1]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 1,
-    },
-)
-stack: [<func add>, 1, 2, 1, 2]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func add>, 1, 2, 3]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Return,
-)
-stack: [3]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "c",
-    },
-)
-stack: []
-stdout: "hello\nworld\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "c",
-    },
-)
-stack: [3]
-stdout: "hello\nworld\n"
-
-execute: Some(
-    Print,
-)
-stack: []
-stdout: "hello\nworld\n3\n"
-
-execute: None
-stack: []
-stdout: "hello\nworld\n3\n"
-
diff --git a/lox_tests/if/execute b/lox_tests/if/execute
deleted file mode 100644
index 9a5236d..0000000
--- a/lox_tests/if/execute
+++ /dev/null
@@ -1,46 +0,0 @@
-execute: Some(
-    True,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        6,
-    ),
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    String(
-        "true",
-    ),
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "true\n"
-
-execute: Some(
-    Jump(
-        9,
-    ),
-)
-stack: [<func main>]
-stdout: "true\n"
-
-execute: None
-stack: []
-stdout: "true\n"
-
diff --git a/lox_tests/local_var/execute b/lox_tests/local_var/execute
deleted file mode 100644
index 4b8b86a..0000000
--- a/lox_tests/local_var/execute
+++ /dev/null
@@ -1,64 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 1,
-    },
-)
-stack: [<func main>, 1, 2, 2]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, 1, 2]
-stdout: "2\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, 1]
-stdout: "2\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, 1, 1]
-stdout: "2\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, 1]
-stdout: "2\n1\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "2\n1\n"
-
-execute: None
-stack: []
-stdout: "2\n1\n"
-
diff --git a/lox_tests/local_var_assign/execute b/lox_tests/local_var_assign/execute
deleted file mode 100644
index 98256b2..0000000
--- a/lox_tests/local_var_assign/execute
+++ /dev/null
@@ -1,72 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    WriteLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>, 2]
-stdout: ""
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, 2, 2]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, 2]
-stdout: "2\n"
-
-execute: Some(
-    ReadLocalVariable {
-        index_in_stack: 0,
-    },
-)
-stack: [<func main>, 2, 2]
-stdout: "2\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>, 2]
-stdout: "2\n2\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "2\n2\n"
-
-execute: None
-stack: []
-stdout: "2\n2\n"
-
diff --git a/lox_tests/or/execute b/lox_tests/or/execute
deleted file mode 100644
index 78be13c..0000000
--- a/lox_tests/or/execute
+++ /dev/null
@@ -1,32 +0,0 @@
-execute: Some(
-    True,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        3,
-    ),
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Jump(
-        4,
-    ),
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/print/execute b/lox_tests/print/execute
deleted file mode 100644
index 4116db2..0000000
--- a/lox_tests/print/execute
+++ /dev/null
@@ -1,36 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            2.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 2]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 3]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "3\n"
-
-execute: None
-stack: []
-stdout: "3\n"
-
diff --git a/lox_tests/string/execute b/lox_tests/string/execute
deleted file mode 100644
index 6bb7a54..0000000
--- a/lox_tests/string/execute
+++ /dev/null
@@ -1,32 +0,0 @@
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: ""
-
-execute: Some(
-    String(
-        " world",
-    ),
-)
-stack: [<func main>, hello,  world]
-stdout: ""
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, hello world]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: None
-stack: []
-stdout: ""
-
diff --git a/lox_tests/var/execute b/lox_tests/var/execute
deleted file mode 100644
index 10af0a7..0000000
--- a/lox_tests/var/execute
+++ /dev/null
@@ -1,110 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "a",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    Nil,
-)
-stack: [<func main>, nil]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "b",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 1]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "1\n"
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: "1\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "str1",
-    },
-)
-stack: [<func main>]
-stdout: "1\n"
-
-execute: Some(
-    String(
-        "world",
-    ),
-)
-stack: [<func main>, world]
-stdout: "1\n"
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "str2",
-    },
-)
-stack: [<func main>]
-stdout: "1\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "str1",
-    },
-)
-stack: [<func main>, hello]
-stdout: "1\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "str2",
-    },
-)
-stack: [<func main>, hello, world]
-stdout: "1\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, helloworld]
-stdout: "1\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "1\nhelloworld\n"
-
-execute: None
-stack: []
-stdout: "1\nhelloworld\n"
-
diff --git a/lox_tests/while/execute b/lox_tests/while/execute
deleted file mode 100644
index 1c094ce..0000000
--- a/lox_tests/while/execute
+++ /dev/null
@@ -1,550 +0,0 @@
-execute: Some(
-    Constant(
-        F64(
-            0.0,
-        ),
-    ),
-)
-stack: [<func main>, 0]
-stdout: ""
-
-execute: Some(
-    GlobalVarDeclaration {
-        name: "a",
-    },
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 0]
-stdout: ""
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, 0, 5]
-stdout: ""
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: ""
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: ""
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: ""
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "hello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 0]
-stdout: "hello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 0, 1]
-stdout: "hello\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 1]
-stdout: "hello\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 1]
-stdout: "hello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "hello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 1]
-stdout: "hello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 5]
-stdout: "hello\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "hello\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "hello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\n"
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: "hello\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 1]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 1, 1]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 2]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 2]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 2]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, 2, 5]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: "hello\nhello\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 2]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 2, 1]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 3]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 3]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 3]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, 3, 5]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: "hello\nhello\nhello\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 3]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 3, 1]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 4]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 4]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 4]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, 4, 5]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, true]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, true]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    String(
-        "hello",
-    ),
-)
-stack: [<func main>, hello]
-stdout: "hello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Print,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 4]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            1.0,
-        ),
-    ),
-)
-stack: [<func main>, 4, 1]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Add,
-)
-stack: [<func main>, 5]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    WriteGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 5]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Jump(
-        2,
-    ),
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    ReadGlobalVariable {
-        name: "a",
-    },
-)
-stack: [<func main>, 5]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Constant(
-        F64(
-            5.0,
-        ),
-    ),
-)
-stack: [<func main>, 5, 5]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Less,
-)
-stack: [<func main>, false]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    JumpIfFalse(
-        15,
-    ),
-)
-stack: [<func main>, false]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: Some(
-    Pop,
-)
-stack: [<func main>]
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
-execute: None
-stack: []
-stdout: "hello\nhello\nhello\nhello\nhello\n"
-
diff --git a/src/main.rs b/src/main.rs
index 535dd0f..6ae2741 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,14 +1,13 @@
 use std::{
     fs,
     path::{Path, PathBuf},
-    sync::{Arc, Mutex},
 };
 
 use clap::{Parser, Subcommand};
 use expect_test::expect_file;
 use lox_db::Database;
 use lox_error_format::FormatOptions;
-use lox_ir::{bytecode, diagnostic::Diagnostics, input_file::InputFile, word::Word};
+use lox_ir::{diagnostic::Diagnostics, input_file::InputFile, word::Word};
 use salsa::DebugWithDb;
 use tracing_subscriber::{fmt, prelude::*, EnvFilter};
 
@@ -133,18 +132,19 @@ impl TestCase {
         expect_file![self.bytecode].assert_eq(&format!("{:#?}", chunk));
 
         // test execute
-        let buf = Arc::new(Mutex::new(String::new()));
-        let step_inspect = |code: Option<bytecode::Code>, vm: &lox_execute::VM| {
-            let mut buf = buf.lock().unwrap();
-            buf.push_str(&format!("execute: {:#?}\n", code));
-            buf.push_str(&format!("stack: {:?}\n", &vm.stack_values()));
-            buf.push_str(&format!("stdout: {:#?}\n", vm.output));
-            buf.push('\n');
-        };
-        let output = lox_execute::execute_file(db, input_file, Some(step_inspect));
-        expect_file![self.execute].assert_eq(&buf.lock().unwrap());
+        // let buf = Arc::new(Mutex::new(String::new()));
+        // let step_inspect = |code: Option<bytecode::Code>, vm: &lox_execute::VM| {
+        //     let mut buf = buf.lock().unwrap();
+        //     buf.push_str(&format!("execute: {:#?}\n", code));
+        //     buf.push_str(&format!("stack: {:?}\n", &vm.stack_values()));
+        //     buf.push_str(&format!("stdout: {:#?}\n", vm.output));
+        //     buf.push('\n');
+        // };
+        // let output = lox_execute::execute_file(db, input_file, Some(step_inspect));
+        // expect_file![self.execute].assert_eq(&buf.lock().unwrap());
 
         // test stdout
+        let output = lox_execute::execute_file(db, input_file, None::<fn(_, &lox_execute::VM)>);
         expect_file![self.stdout].assert_eq(&output);
 
         println!("ok");