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-rw-r--r--crates/ra_syntax/src/ast.rs6
-rw-r--r--crates/ra_syntax/src/ast/extensions.rs15
2 files changed, 15 insertions, 6 deletions
diff --git a/crates/ra_syntax/src/ast.rs b/crates/ra_syntax/src/ast.rs
index d3e8888bd..50441e75b 100644
--- a/crates/ra_syntax/src/ast.rs
+++ b/crates/ra_syntax/src/ast.rs
@@ -18,8 +18,8 @@ use crate::{
18pub use self::{ 18pub use self::{
19 expr_extensions::{ArrayExprKind, BinOp, ElseBranch, LiteralKind, PrefixOp, RangeOp}, 19 expr_extensions::{ArrayExprKind, BinOp, ElseBranch, LiteralKind, PrefixOp, RangeOp},
20 extensions::{ 20 extensions::{
21 FieldKind, PathSegmentKind, SelfParamKind, SlicePatComponents, StructKind, TypeBoundKind, 21 AttrKind, FieldKind, PathSegmentKind, SelfParamKind, SlicePatComponents, StructKind,
22 VisibilityKind, 22 TypeBoundKind, VisibilityKind,
23 }, 23 },
24 generated::*, 24 generated::*,
25 tokens::*, 25 tokens::*,
@@ -218,7 +218,7 @@ fn test_doc_comment_multi_line_block_strips_suffix() {
218fn test_comments_preserve_trailing_whitespace() { 218fn test_comments_preserve_trailing_whitespace() {
219 let file = SourceFile::parse( 219 let file = SourceFile::parse(
220 r#" 220 r#"
221/// Representation of a Realm. 221/// Representation of a Realm.
222/// In the specification these are called Realm Records. 222/// In the specification these are called Realm Records.
223struct Realm {}"#, 223struct Realm {}"#,
224 ) 224 )
diff --git a/crates/ra_syntax/src/ast/extensions.rs b/crates/ra_syntax/src/ast/extensions.rs
index a297ae110..44de4af89 100644
--- a/crates/ra_syntax/src/ast/extensions.rs
+++ b/crates/ra_syntax/src/ast/extensions.rs
@@ -37,6 +37,12 @@ fn text_of_first_token(node: &SyntaxNode) -> &SmolStr {
37 node.green().children().next().and_then(|it| it.into_token()).unwrap().text() 37 node.green().children().next().and_then(|it| it.into_token()).unwrap().text()
38} 38}
39 39
40#[derive(Debug, Clone, PartialEq, Eq)]
41pub enum AttrKind {
42 Inner,
43 Outer,
44}
45
40impl ast::Attr { 46impl ast::Attr {
41 pub fn as_simple_atom(&self) -> Option<SmolStr> { 47 pub fn as_simple_atom(&self) -> Option<SmolStr> {
42 match self.input() { 48 match self.input() {
@@ -72,13 +78,16 @@ impl ast::Attr {
72 } 78 }
73 } 79 }
74 80
75 pub fn is_inner_attribute(&self) -> bool { 81 pub fn kind(&self) -> AttrKind {
76 let first_token = self.syntax().first_token(); 82 let first_token = self.syntax().first_token();
77 let first_token_kind = first_token.as_ref().map(SyntaxToken::kind); 83 let first_token_kind = first_token.as_ref().map(SyntaxToken::kind);
78 let second_token_kind = 84 let second_token_kind =
79 first_token.and_then(|token| token.next_token()).as_ref().map(SyntaxToken::kind); 85 first_token.and_then(|token| token.next_token()).as_ref().map(SyntaxToken::kind);
80 return first_token_kind == Some(SyntaxKind::POUND) 86
81 && second_token_kind == Some(SyntaxKind::EXCL); 87 match (first_token_kind, second_token_kind) {
88 (Some(SyntaxKind::POUND), Some(SyntaxKind::EXCL)) => AttrKind::Inner,
89 _ => AttrKind::Outer,
90 }
82 } 91 }
83} 92}
84 93