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Fold multiline comments

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This commit is contained in:
Adolfo Ochagavía 2018-10-12 08:59:12 +02:00
parent 2ba6f18586
commit ee0a6bf053
2 changed files with 21 additions and 21 deletions
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38
crates/ra_editor/src/folding_ranges.rs
View file

@ -1,6 +1,8 @@
use rustc_hash::FxHashSet;
use ra_syntax::{
ast,
AstNode,
File, TextRange, SyntaxNodeRef,
SyntaxKind,
Direction,
@ -27,27 +29,25 @@ pub fn folding_ranges(file: &File) -> Vec<Fold> {
continue;
}
let range_and_kind = match node.kind() {
SyntaxKind::COMMENT => (
contiguous_range_for(SyntaxKind::COMMENT, node, &mut visited),
Some(FoldKind::Comment),
),
SyntaxKind::USE_ITEM => (
contiguous_range_for(SyntaxKind::USE_ITEM, node, &mut visited),
Some(FoldKind::Imports),
),
_ => (None, None),
};
if let Some(comment) = ast::Comment::cast(node) {
// Multiline comments (`/* ... */`) can only be folded if they span multiple lines
let range = if let ast::CommentFlavor::Multiline = comment.flavor() {
if comment.text().contains('\n') {
Some(comment.syntax().range())
} else {
None
}
} else {
contiguous_range_for(SyntaxKind::COMMENT, node, &mut visited)
};
match range_and_kind {
(Some(range), Some(kind)) => {
res.push(Fold {
range: range,
kind: kind
});
}
_ => {}
range.map(|range| res.push(Fold { range, kind: FoldKind::Comment }));
}
if let SyntaxKind::USE_ITEM = node.kind() {
contiguous_range_for(SyntaxKind::USE_ITEM, node, &mut visited)
.map(|range| res.push(Fold { range, kind: FoldKind::Imports}));
};
}
res

4
editors/code/src/extension.ts
View file

@ -20,8 +20,8 @@ export function activate(context: vscode.ExtensionContext) {
f: (...args: any[]) => Promise<boolean>
) {
const defaultCmd = `default:${name}`;
const original = async (...args: any[]) =>
await vscode.commands.executeCommand(defaultCmd, ...args);
const original = (...args: any[]) =>
vscode.commands.executeCommand(defaultCmd, ...args);
registerCommand(name, async (...args: any[]) => {
const editor = vscode.window.activeTextEditor;