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Add missing parentheses of type annotation in docs

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This commit adds parentheses for type annotation of nested function
as in `mapWithIndex : List a, (a, Nat -> b) -> List b`.

This resolves #4698
This commit is contained in:
Yuki Omoto 2023-03-26 21:04:26 +09:00
parent e549c8b4a3
commit 33ed87cacb
No known key found for this signature in database
GPG Key ID: 9A7D6C91D5219717
1 changed files with 11 additions and 1 deletions
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12
crates/docs/src/lib.rs
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@ -540,6 +540,9 @@ fn type_annotation_to_html(
type_annotation_to_html(indent_level, buf, extension, true);
}
TypeAnnotation::Function { args, output } => {
if needs_parens {
buf.push('(');
}
let mut peekable_args = args.iter().peekable();
while let Some(arg) = peekable_args.next() {
if is_multiline {
@ -549,7 +552,11 @@ fn type_annotation_to_html(
indent(buf, indent_level + 1);
}
type_annotation_to_html(indent_level, buf, arg, false);
let child_needs_parens = match arg {
TypeAnnotation::Function { args: _, output: _ } => true,
_ => false,
};
type_annotation_to_html(indent_level, buf, arg, child_needs_parens);
if peekable_args.peek().is_some() {
buf.push_str(", ");
@ -570,6 +577,9 @@ fn type_annotation_to_html(
}
type_annotation_to_html(next_indent_level, buf, output, false);
if needs_parens {
buf.push(')');
}
}
TypeAnnotation::Ability { members: _ } => {
// TODO(abilities): fill me in