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markdown preview: Detect language of buffer correctly (#15961)

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Fixes #15958

Release Notes:

- Fixed an issue where the markdown preview button would not show up for
some markdown files
([#15958](https://github.com/zed-industries/zed/issues/15958)).
This commit is contained in:
Bennet Bo Fenner 2024-08-08 11:53:37 +02:00 • committed by GitHub
parent da8d1306af
commit e69b0833aa
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1 changed files with 7 additions and 4 deletions
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11
crates/markdown_preview/src/markdown_preview_view.rs
View file

@ -279,10 +279,13 @@ impl MarkdownPreviewView {
}
pub fn is_markdown_file<V>(editor: &View<Editor>, cx: &mut ViewContext<V>) -> bool {
let language = editor.read(cx).buffer().read(cx).language_at(0, cx);
language
.map(|l| l.name().as_ref() == "Markdown")
.unwrap_or(false)
let buffer = editor.read(cx).buffer().read(cx);
if let Some(buffer) = buffer.as_singleton() {
if let Some(language) = buffer.read(cx).language() {
return language.name().as_ref() == "Markdown";
}
}
false
}
fn set_editor(&mut self, editor: View<Editor>, cx: &mut ViewContext<Self>) {