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Don't have docs print unnecessary parens or spaces

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Richard Feldman 2022-09-12 20:32:15 -04:00
parent 0a3a9584c4
commit 791340e2ae
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GPG key ID: F1F21AA5B1D9E43B
1 changed files with 121 additions and 103 deletions
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224
crates/docs/src/lib.rs
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@ -239,7 +239,7 @@ fn render_module_documentation(
}
}
type_annotation_to_html(0, &mut content, type_ann);
type_annotation_to_html(0, &mut content, type_ann, false);
buf.push_str(
html_to_string(
@ -477,56 +477,65 @@ fn new_line(buf: &mut String) {
}
// html is written to buf
fn type_annotation_to_html(indent_level: usize, buf: &mut String, type_ann: &TypeAnnotation) {
fn type_annotation_to_html(
indent_level: usize,
buf: &mut String,
type_ann: &TypeAnnotation,
needs_parens: bool,
) {
let is_multiline = should_be_multiline(type_ann);
match type_ann {
TypeAnnotation::TagUnion { tags, extension } => {
let tags_len = tags.len();
if tags.is_empty() {
buf.push_str("[]");
} else {
let tags_len = tags.len();
let tag_union_indent = indent_level + 1;
if is_multiline {
new_line(buf);
indent(buf, tag_union_indent);
}
buf.push('[');
if is_multiline {
new_line(buf);
}
let next_indent_level = tag_union_indent + 1;
for (index, tag) in tags.iter().enumerate() {
if is_multiline {
indent(buf, next_indent_level);
}
buf.push_str(tag.name.as_str());
for type_value in &tag.values {
buf.push(' ');
type_annotation_to_html(next_indent_level, buf, type_value);
}
let tag_union_indent = indent_level + 1;
if is_multiline {
if index < (tags_len - 1) {
buf.push(',');
}
new_line(buf);
indent(buf, tag_union_indent);
}
buf.push('[');
if is_multiline {
new_line(buf);
}
let next_indent_level = tag_union_indent + 1;
for (index, tag) in tags.iter().enumerate() {
if is_multiline {
indent(buf, next_indent_level);
}
buf.push_str(tag.name.as_str());
for type_value in &tag.values {
buf.push(' ');
type_annotation_to_html(next_indent_level, buf, type_value, true);
}
if is_multiline {
if index < (tags_len - 1) {
buf.push(',');
}
new_line(buf);
}
}
if is_multiline {
indent(buf, tag_union_indent);
}
buf.push(']');
}
if is_multiline {
indent(buf, tag_union_indent);
}
buf.push(']');
type_annotation_to_html(indent_level, buf, extension);
type_annotation_to_html(indent_level, buf, extension, true);
}
TypeAnnotation::BoundVariable(var_name) => {
buf.push_str(var_name);
@ -535,82 +544,91 @@ fn type_annotation_to_html(indent_level: usize, buf: &mut String, type_ann: &Typ
if parts.is_empty() {
buf.push_str(name);
} else {
buf.push('(');
if needs_parens {
buf.push('(');
}
buf.push_str(name);
for part in parts {
buf.push(' ');
type_annotation_to_html(indent_level, buf, part);
type_annotation_to_html(indent_level, buf, part, true);
}
if needs_parens {
buf.push(')');
}
buf.push(')');
}
}
TypeAnnotation::Record { fields, extension } => {
let fields_len = fields.len();
if fields.is_empty() {
buf.push_str("{}");
} else {
let fields_len = fields.len();
let record_indent = indent_level + 1;
let record_indent = indent_level + 1;
if is_multiline {
new_line(buf);
indent(buf, record_indent);
}
buf.push('{');
if is_multiline {
new_line(buf);
}
let next_indent_level = record_indent + 1;
for (index, field) in fields.iter().enumerate() {
if is_multiline {
indent(buf, next_indent_level);
new_line(buf);
indent(buf, record_indent);
}
buf.push('{');
if is_multiline {
new_line(buf);
}
let next_indent_level = record_indent + 1;
for (index, field) in fields.iter().enumerate() {
if is_multiline {
indent(buf, next_indent_level);
} else {
buf.push(' ');
}
let fields_name = match field {
RecordField::RecordField { name, .. } => name,
RecordField::OptionalField { name, .. } => name,
RecordField::LabelOnly { name } => name,
};
buf.push_str(fields_name.as_str());
match field {
RecordField::RecordField {
type_annotation, ..
} => {
buf.push_str(" : ");
type_annotation_to_html(next_indent_level, buf, type_annotation, false);
}
RecordField::OptionalField {
type_annotation, ..
} => {
buf.push_str(" ? ");
type_annotation_to_html(next_indent_level, buf, type_annotation, false);
}
RecordField::LabelOnly { .. } => {}
}
if is_multiline {
if index < (fields_len - 1) {
buf.push(',');
}
new_line(buf);
}
}
if is_multiline {
indent(buf, record_indent);
} else {
buf.push(' ');
}
let fields_name = match field {
RecordField::RecordField { name, .. } => name,
RecordField::OptionalField { name, .. } => name,
RecordField::LabelOnly { name } => name,
};
buf.push_str(fields_name.as_str());
match field {
RecordField::RecordField {
type_annotation, ..
} => {
buf.push_str(" : ");
type_annotation_to_html(next_indent_level, buf, type_annotation);
}
RecordField::OptionalField {
type_annotation, ..
} => {
buf.push_str(" ? ");
type_annotation_to_html(next_indent_level, buf, type_annotation);
}
RecordField::LabelOnly { .. } => {}
}
if is_multiline {
if index < (fields_len - 1) {
buf.push(',');
}
new_line(buf);
}
buf.push('}');
}
if is_multiline {
indent(buf, record_indent);
} else {
buf.push(' ');
}
buf.push('}');
type_annotation_to_html(indent_level, buf, extension);
type_annotation_to_html(indent_level, buf, extension, true);
}
TypeAnnotation::Function { args, output } => {
let mut peekable_args = args.iter().peekable();
@ -622,7 +640,7 @@ fn type_annotation_to_html(indent_level: usize, buf: &mut String, type_ann: &Typ
indent(buf, indent_level + 1);
}
type_annotation_to_html(indent_level, buf, arg);
type_annotation_to_html(indent_level, buf, arg, false);
if peekable_args.peek().is_some() {
buf.push_str(", ");
@ -642,7 +660,7 @@ fn type_annotation_to_html(indent_level: usize, buf: &mut String, type_ann: &Typ
next_indent_level += 1;
}
type_annotation_to_html(next_indent_level, buf, output);
type_annotation_to_html(next_indent_level, buf, output, false);
}
TypeAnnotation::Ability { members: _ } => {
// TODO(abilities): fill me in