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Don't need editor style to parse markdown

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This commit is contained in:
Julia 2023-10-05 14:40:41 -04:00
parent a881b1f5fb
commit 8dca4c3f9a
4 changed files with 133 additions and 205 deletions
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3
crates/language/src/buffer.rs
View file

@ -149,7 +149,6 @@ pub async fn prepare_completion_documentation(
documentation: &lsp::Documentation,
language_registry: &Arc<LanguageRegistry>,
language: Option<Arc<Language>>,
style: &theme::Editor,
) -> Option<Documentation> {
match documentation {
lsp::Documentation::String(text) => {
@ -170,7 +169,7 @@ pub async fn prepare_completion_documentation(
}
lsp::MarkupKind::Markdown => {
let parsed = parse_markdown(value, language_registry, language, style).await;
let parsed = parse_markdown(value, language_registry, language).await;
Some(Documentation::MultiLineMarkdown(parsed))
}
},

63
crates/language/src/markdown.rs
View file

@ -1,18 +1,31 @@
use std::ops::Range;
use std::sync::Arc;
use crate::{Language, LanguageRegistry};
use gpui::fonts::{HighlightStyle, Underline, Weight};
use crate::{HighlightId, Language, LanguageRegistry};
use gpui::fonts::Weight;
use pulldown_cmark::{CodeBlockKind, Event, Options, Parser, Tag};
#[derive(Debug, Clone)]
pub struct ParsedMarkdown {
pub text: String,
pub highlights: Vec<(Range<usize>, HighlightStyle)>,
pub highlights: Vec<(Range<usize>, MarkdownHighlight)>,
pub region_ranges: Vec<Range<usize>>,
pub regions: Vec<ParsedRegion>,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum MarkdownHighlight {
Style(MarkdownHighlightStyle),
Code(HighlightId),
}
#[derive(Debug, Clone, Default, PartialEq, Eq)]
pub struct MarkdownHighlightStyle {
pub italic: bool,
pub underline: bool,
pub weight: Weight,
}
#[derive(Debug, Clone)]
pub struct ParsedRegion {
pub code: bool,
@ -23,7 +36,6 @@ pub async fn parse_markdown(
markdown: &str,
language_registry: &Arc<LanguageRegistry>,
language: Option<Arc<Language>>,
style: &theme::Editor,
) -> ParsedMarkdown {
let mut text = String::new();
let mut highlights = Vec::new();
@ -34,7 +46,6 @@ pub async fn parse_markdown(
markdown,
language_registry,
language,
style,
&mut text,
&mut highlights,
&mut region_ranges,
@ -54,9 +65,8 @@ pub async fn parse_markdown_block(
markdown: &str,
language_registry: &Arc<LanguageRegistry>,
language: Option<Arc<Language>>,
style: &theme::Editor,
text: &mut String,
highlights: &mut Vec<(Range<usize>, HighlightStyle)>,
highlights: &mut Vec<(Range<usize>, MarkdownHighlight)>,
region_ranges: &mut Vec<Range<usize>>,
regions: &mut Vec<ParsedRegion>,
) {
@ -71,16 +81,16 @@ pub async fn parse_markdown_block(
match event {
Event::Text(t) => {
if let Some(language) = &current_language {
highlight_code(text, highlights, t.as_ref(), language, style);
highlight_code(text, highlights, t.as_ref(), language);
} else {
text.push_str(t.as_ref());
let mut style = HighlightStyle::default();
let mut style = MarkdownHighlightStyle::default();
if bold_depth > 0 {
style.weight = Some(Weight::BOLD);
style.weight = Weight::BOLD;
}
if italic_depth > 0 {
style.italic = Some(true);
style.italic = true;
}
if let Some(link_url) = link_url.clone() {
region_ranges.push(prev_len..text.len());
@ -88,22 +98,22 @@ pub async fn parse_markdown_block(
link_url: Some(link_url),
code: false,
});
style.underline = Some(Underline {
thickness: 1.0.into(),
..Default::default()
});
style.underline = true;
}
if style != HighlightStyle::default() {
if style != MarkdownHighlightStyle::default() {
let mut new_highlight = true;
if let Some((last_range, last_style)) = highlights.last_mut() {
if let Some((last_range, MarkdownHighlight::Style(last_style))) =
highlights.last_mut()
{
if last_range.end == prev_len && last_style == &style {
last_range.end = text.len();
new_highlight = false;
}
}
if new_highlight {
highlights.push((prev_len..text.len(), style));
let range = prev_len..text.len();
highlights.push((range, MarkdownHighlight::Style(style)));
}
}
}
@ -115,13 +125,10 @@ pub async fn parse_markdown_block(
if link_url.is_some() {
highlights.push((
prev_len..text.len(),
HighlightStyle {
underline: Some(Underline {
thickness: 1.0.into(),
..Default::default()
}),
MarkdownHighlight::Style(MarkdownHighlightStyle {
underline: true,
..Default::default()
},
}),
));
}
regions.push(ParsedRegion {
@ -204,17 +211,15 @@ pub async fn parse_markdown_block(
pub fn highlight_code(
text: &mut String,
highlights: &mut Vec<(Range<usize>, HighlightStyle)>,
highlights: &mut Vec<(Range<usize>, MarkdownHighlight)>,
content: &str,
language: &Arc<Language>,
style: &theme::Editor,
) {
let prev_len = text.len();
text.push_str(content);
for (range, highlight_id) in language.highlight_text(&content.into(), 0..content.len()) {
if let Some(style) = highlight_id.style(&style.syntax) {
highlights.push((prev_len + range.start..prev_len + range.end, style));
}
let highlight = MarkdownHighlight::Code(highlight_id);
highlights.push((prev_len + range.start..prev_len + range.end, highlight));
}
}