Fibonnaci test

.github/workflows/ci.yml

@@ -17,14 +17,9 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
 
-      - name: Use Node.js
-        uses: actions/setup-node@v2
+      - uses: denoland/setup-deno@v1
         with:
-          node-version: '18.x'
+          deno-version: v1.x
 
-      - name: Install Dependencies
-        run: npm install
-      - name: Build Library
-        run: tsc
       - name: Automated tests
-        run: npm run test:mocha
+        run: deno test

.gitignore

@@ -29,6 +29,9 @@ package-lock.json
 .vscode-test
 
 # Build outputs
-
 *.wasm
-*.wat
+*.wat
+*.sa
+*.exe
+*.out
+*.app

.vscode/settings.json

@@ -3,6 +3,11 @@
 	"editor.insertSpaces": false,
 	"files.eol": "\n",
 	"cSpell.words": [
-		"iovs"
-	]
+		"bitcode",
+		"Fuwawa",
+		"impls",
+		"iovs",
+		"Yeet"
+	],
+	"deno.enable": true
 }

deno.json

@@ -0,0 +1,29 @@
+{
+	"compilerOptions": {
+		"allowJs": true,
+		"strict": true,
+		"strictNullChecks": true,
+		"lib": ["ESNext", "DOM"]
+	},
+	"lint": {
+		"include": ["source/"],
+		"exclude": ["source/bnf/"],
+		"rules": {
+			"tags": ["recommended"],
+			"include": ["ban-untagged-todo"],
+			"exclude": ["no-unused-vars"]
+		}
+	},
+	"ignore-fmt": {
+		"useTabs": true,
+		"semiColons": true,
+		"proseWrap": "preserve",
+		"include": ["source/"],
+		"exclude": ["source/bnf/"]
+	},
+	"lock": false,
+	"nodeModulesDir": true,
+	"test": {
+		"include": ["tests/*", "source/*/*"]
+	}
+}

package.json

@@ -5,19 +5,17 @@
 	"main": "bin/compiler/index.js",
 	"type": "module",
 	"files": [
-		"bin/*",
-		"bnf/*"
+		"bin/*"
 	],
 	"scripts": {
 		"build": "run-s build:*",
-		"build:ts": "tsc",
 		"build:syntax": "npx bnf-compile ./source/bnf/",
-		"test": "run-s test:*",
-		"test:types": "tsc --noEmit",
-		"test:mocha": "npx mocha"
+		"build:compiler": "deno compile --output salient.exe --allow-read --allow-write --allow-env --allow-run --allow-sys ./source/cli.ts",
+		"test": "deno test",
+		"compile": "deno run --allow-read --allow-write --allow-env --allow-run --allow-sys ./source/cli.ts"
 	},
 	"bin": {
-		"salient": "bin/compiler/index.js"
+		"salient": "bin/cli.js"
 	},
 	"preferGlobal": true,
 	"engineStrict": true,
@@ -35,17 +33,11 @@
 	},
 	"homepage": "https://salient.moe",
 	"dependencies": {
-		"bnf-parser": "^4.0.5",
 		"chalk": "^5.3.0"
 	},
 	"devDependencies": {
-		"@types/chai": "^4.3.5",
-		"@types/mocha": "^10.0.1",
-		"@types/node": "^20.4.2",
-		"chai": "^4.3.7",
-		"mocha": "^10.2.0",
+		"bnf-parser": "^4.0.7",
 		"npm-run-all": "^4.1.5",
-		"ts-node": "^10.9.1",
-		"typescript": "^5.1.6"
+		"typescript": "^5.2.2"
 	}
 }

source/bnf/shared.js

@@ -35,14 +35,14 @@ export function MapTreeRefs(tree, str, sharedRef) {
 		ref: Reference.blank(),
 		bytes: 0
 	};
-	while (stack.length > 0) {
+	while (true) {
 		const curr = stack.pop();
 		if (!curr)
-			continue;
+			break;
 		if (curr.ref === sharedRef) {
 			// Don't calculate forward progression if not needed
-			if (cursor.bytes !== curr.end)
-				ProgressCursor(str, curr.end, cursor);
+			if (cursor.bytes !== curr.start)
+				ProgressCursor(str, curr.start, cursor);
 			curr.ref = new ReferenceRange(cursor.ref.clone(), cursor.ref // no alloc fill in
 			);
 			stack.push(curr); // revisit node for ref.end mapping (after children)

source/bnf/syntax.bnf

@@ -7,76 +7,94 @@ program ::= %w* ( stmt_top %w* )* ;
 #=============================
 #  Helper patterns
 #=============================
-	w ::= " " | "\t" | nl | comment ;
-	nl ::= "\r\n" | "\n" ;
+w ::= " " | "\t" | nl | comment ;
+nl ::= "\r\n" | "\n" ;
 
-	digit ::= "0" -> "9" ;
-		digit_nz ::= "1" -> "9" ;
-	letter ::= "a" -> "z" | "A" -> "Z" ;
+digit ::= "0" -> "9" ;
+	digit_nz ::= "1" -> "9" ;
+letter ::= "a" -> "z" | "A" -> "Z" ;
 
 
 
 #=============================
 #  Comments
 #=============================
-	comment ::= comment_single | comment_multi ;
-		comment_single ::= "//" !( nl )* nl? ; # Optional as the comment might be on a EOF
-		comment_multi  ::= "/*" ( "\\*" | !( "*/" )+ )* "*/" ;
+comment ::= comment_single | comment_multi ;
+	comment_single ::= "//" !( nl )* nl? ; # Optional as the comment might be on a EOF
+	comment_multi  ::= "/*" ( "\\*" | !( "*/" )+ )* "*/" ;
 
 
 
 #=============================
 #  Constants
 #=============================
-	constant ::= boolean
-		| string
-		| float | integer ;
+constant ::= boolean
+	| string
+	| float | integer ;
 
-	string ::= string_text ;
-		string_text ::= %"\'" ( ( "\\" !"" ) | !( "\'" ) )* %"\'" ;
+string ::= string_text ;
+	string_text ::= %"\'" ( ( "\\" !"" ) | !( "\'" ) )* %"\'" ;
 
-	boolean ::= "true" | "false" ;
+boolean ::= "true" | "false" ;
 
-	void ::= "void" ;
+void ::= "void" ;
 
-	integer ::= "-"? ...integer_u ;
-		integer_u ::= ( digit_nz digit* ) | zero ;
-		zero ::= "0" ;
-	float ::= ...integer "." ...integer_u ( "e" ...integer )? ;
+integer ::= ...integer_u ;
+	integer_u ::= ( digit_nz digit* ) | zero ;
+	zero ::= "0" ;
+float ::= ...( integer "." integer_u ( "e" integer )? ) ;
 
 
 
 #=============================
 #  Variables
 #=============================
-	variable ::= ...name ;
-		name ::= ( letter | "_" )+ ( letter | digit | "_" )* ;
+name ::= ...(( letter | "_" )+ ( letter | digit | "_" )*) ;
 
-	data_type ::= ...name ;
+access ::= name ( %w* accessor )* ;
+	accessor ::= access_static | access_dynamic | access_comp ;
+	access_static  ::= %"." ...name ;
+	access_dynamic ::= %"[]" ;
+	access_comp    ::= %"#[]";
+
+declare ::= %( "let" w* ) name %w* (%":" %w* access %w*)? ( %("=" w*) expr )? %(w* ";") ;
+assign  ::= name %w* %("=" w*) expr %(w* ";") ;
 
 
 
 #=============================
 #  Function
 #=============================
 function ::= func_head %w* ( func_body | ";" ) ;
-	func_head ::= %("fn" w+) ...name %( w* "(" w* ) func_args %(w* ")" w* ":" w* data_type) ;
+	func_head ::= %("fn" w+) ...name %( w* "(" w* ) func_args %(w* ")" w* ":" w*) access ;
 	func_args ::= ( func_arg %w* ( %( "," w* ) func_arg )* )? ;
-		func_arg ::= ...name %( w* ":" w* ) data_type ;
+		func_arg ::= ...name %( w* ":" w* ) access ;
 	func_body ::= %( "{" w* ) ( func_stmt %w* )* %( w* "}" w* ";"? ) ;
-		func_stmt ::= func_call ;
+		func_stmt ::= declare | assign | return | statement ;
+
+func_call ::= access func_call_body;
+	func_call_body ::= %( w* "(" w* ) ( expr %w* ( %( "," w* ) expr %w* )* )? %( ")" w* ) ;
 
-	func_call ::= ...name func_call_body;
-		func_call_body ::= %( w* "(" w* ) ( expr %w* ( %( "," w* ) expr %w* )* )? %( ")" w* ) ;
+return ::= %"return" "_tail"? %w+ expr %";";
 
 #=============================
 #  Expression
 #=============================
-	expr ::= expr_arg %w* ( ...expr_infix %w* expr_arg %w* )* ;
-		expr_prefix ::= "!" | "-" ;
-		expr_infix ::= "&&" | "||" | "==" | "!=" | "<=" | ">=" | "<" | ">"
-			| "%" | "*" | "/" | "+" | "-"
-			| "->" ;
-		expr_arg ::= expr_prefix? %w* ( constant | expr_brackets | expr_val ) ;
-			expr_val ::= variable func_call_body? ;
-		expr_brackets ::= %( "(" w* ) expr %( w* ")" ) ;
+expr ::= expr_arg %w* ( ...expr_infix %w* expr_arg %w* )* ;
+	expr_prefix ::= "!" | "-" | "return" ;
+	expr_infix ::= "&&" | "||" | "^" | "==" | "!=" | "<=" | ">=" | "<" | ">"
+		| "%" | "*" | "/" | "+" | "-"
+		| "as" | "instanceof"
+		| "->" ;
+	expr_postfix ::= expr_call | expr_get | expr_param ;
+		expr_param ::= %"#[" %w* arg_list  %w* %"]" ;
+		expr_call  ::=  %"(" %w* arg_list  %w* %")" ;
+		expr_get   ::=  %"[" %w* arg_list  %w* %"]" ;
+	expr_arg ::= expr_prefix? %w* ( constant | expr_brackets | if | name ) %w* expr_postfix* ;
+	expr_brackets ::= %( "(" w* ) expr %( w* ")" ) ;
+
+arg_list ::= ( expr %w* ","? %w* )* ;
+
+if ::= %("if" w*) expr %w* expr %w* ( %"else" %w* expr )? ;
+
+statement ::= expr %(w* ";" w*) ;