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test: Extract doc tests defined in record fields #870

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Aug 16, 2020
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test: Extract doc tests defined in record fields #870

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37 changes: 28 additions & 9 deletions tests/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ use gluon::{
base::{
ast::{Expr, Pattern, SpannedExpr},
filename_to_module,
metadata::BaseMetadata,
symbol::Symbol,
types::{ArcType, Type},
},
Expand Down Expand Up @@ -263,6 +264,18 @@ fn gather_doc_tests(expr: &SpannedExpr<Symbol>) -> Vec<(String, String)> {
}

struct DocVisitor(Vec<(String, String)>);

impl DocVisitor {
fn make_test_from_metadata(&mut self, name: &str, metadata: &BaseMetadata<'_>) {
if let Some(comment) = &metadata.comment() {
let source = make_test(&comment.content);
if !source.is_empty() {
self.0.push((format!("{}", name), String::from(source)));
}
}
}
}

impl Visitor<'_, '_> for DocVisitor {
type Ident = Symbol;

Expand All @@ -282,19 +295,25 @@ fn gather_doc_tests(expr: &SpannedExpr<Symbol>) -> Vec<(String, String)> {
}
}
}

Expr::TypeBindings(binds, _) => {
for bind in &**binds {
if let Some(ref comment) = bind.metadata.comment() {
let source = make_test(&comment.content);
if !source.is_empty() {
self.0.push((
format!("{}", bind.name.value.declared_name()),
String::from(source),
));
}
}
self.make_test_from_metadata(
bind.name.value.declared_name(),
&bind.metadata,
);
}
}

Expr::Record { types, exprs, .. } => {
for field in &**types {
self.make_test_from_metadata(field.name.declared_name(), &field.metadata);
}
for field in &**exprs {
self.make_test_from_metadata(field.name.declared_name(), &field.metadata);
}
}

_ => (),
}
walk_expr(self, expr);
Expand Down