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-rw-r--r--crates/ra_syntax/src/ast/traits.rs13
1 files changed, 11 insertions, 2 deletions
diff --git a/crates/ra_syntax/src/ast/traits.rs b/crates/ra_syntax/src/ast/traits.rs
index bfc05e08b..a8f2454fd 100644
--- a/crates/ra_syntax/src/ast/traits.rs
+++ b/crates/ra_syntax/src/ast/traits.rs
@@ -83,13 +83,22 @@ pub trait DocCommentsOwner: AstNode {
83 CommentIter { iter: self.syntax().children_with_tokens() } 83 CommentIter { iter: self.syntax().children_with_tokens() }
84 } 84 }
85 85
86 fn doc_comment_text(&self) -> Option<String> {
87 self.doc_comments().doc_comment_text()
88 }
89}
90
91impl CommentIter {
92 pub fn from_syntax_node(syntax_node: &ast::SyntaxNode) -> CommentIter {
93 CommentIter { iter: syntax_node.children_with_tokens() }
94 }
95
86 /// Returns the textual content of a doc comment block as a single string. 96 /// Returns the textual content of a doc comment block as a single string.
87 /// That is, strips leading `///` (+ optional 1 character of whitespace), 97 /// That is, strips leading `///` (+ optional 1 character of whitespace),
88 /// trailing `*/`, trailing whitespace and then joins the lines. 98 /// trailing `*/`, trailing whitespace and then joins the lines.
89 fn doc_comment_text(&self) -> Option<String> { 99 pub fn doc_comment_text(self) -> Option<String> {
90 let mut has_comments = false; 100 let mut has_comments = false;
91 let docs = self 101 let docs = self
92 .doc_comments()
93 .filter(|comment| comment.kind().doc.is_some()) 102 .filter(|comment| comment.kind().doc.is_some())
94 .map(|comment| { 103 .map(|comment| {
95 has_comments = true; 104 has_comments = true;