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Preserve whitespace at the end of doc comments

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Whitespace can have special meaning in markdown. For instance
ending a line with three spaces will render a new line.
Note that this behavior diverges from RLS.

Fixes #1997
This commit is contained in:
Jeremy Kolb 2019-10-27 16:56:25 -04:00
parent 46b63c462d
commit 1438f38eb6
2 changed files with 27 additions and 4 deletions
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7
crates/ra_syntax/src/ast/traits.rs
View file

@ -120,7 +120,7 @@ pub trait DocCommentsOwner: AstNode {
has_comments = true;
let prefix_len = comment.prefix().len();
let line = comment.text().as_str();
let line: &str = comment.text().as_str();
// Determine if the prefix or prefix + 1 char is stripped
let pos =
@ -136,7 +136,10 @@ pub trait DocCommentsOwner: AstNode {
line.len()
};
line[pos..end].trim_end().to_owned()
// Note that we do not trim the end of the line here
// since whitespace can have special meaning at the end
// of a line in markdown.
line[pos..end].to_owned()
})
.join("\n");