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Skip attrs in Literal::token

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This commit is contained in:
Shotaro Yamada 2019-06-15 22:22:31 +09:00
parent 41c56c8a0d
commit 474a04615c
1 changed files with 17 additions and 2 deletions
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19
crates/ra_syntax/src/ast/expr_extensions.rs
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@ -229,8 +229,11 @@ pub enum LiteralKind {
impl ast::Literal { impl ast::Literal {
pub fn token(&self) -> SyntaxToken { pub fn token(&self) -> SyntaxToken {
match self.syntax().first_child_or_token().unwrap() { let elem = self.syntax()
SyntaxElement::Token(token) => token, .children_with_tokens()
.find(|e| e.kind() != ATTR && !e.kind().is_trivia());
match elem {
Some(SyntaxElement::Token(token)) => token,
_ => unreachable!(), _ => unreachable!(),
} }
} }
@ -268,6 +271,18 @@ impl ast::Literal {
} }
} }
#[test]
fn test_literal_with_attr() {
let parse = ast::SourceFile::parse(r#"const _: &str = { #[attr] "Hello" };"#);
let lit = parse
.tree
.syntax()
.descendants()
.find_map(ast::Literal::cast)
.unwrap();
assert_eq!(lit.token().text(), r#""Hello""#);
}
impl ast::NamedField { impl ast::NamedField {
pub fn parent_struct_lit(&self) -> &ast::StructLit { pub fn parent_struct_lit(&self) -> &ast::StructLit {
self.syntax().ancestors().find_map(ast::StructLit::cast).unwrap() self.syntax().ancestors().find_map(ast::StructLit::cast).unwrap()