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Diffstat (limited to 'crates/ide-db/src/syntax_helpers/node_ext.rs')
| -rw-r--r-- | crates/ide-db/src/syntax_helpers/node_ext.rs | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/crates/ide-db/src/syntax_helpers/node_ext.rs b/crates/ide-db/src/syntax_helpers/node_ext.rs index b890e2b58d..78d6bd008a 100644 --- a/crates/ide-db/src/syntax_helpers/node_ext.rs +++ b/crates/ide-db/src/syntax_helpers/node_ext.rs @@ -2,8 +2,8 @@ use itertools::Itertools; use parser::T; use syntax::{ - ast::{self, HasLoopBody, PathSegmentKind, VisibilityKind}, - AstNode, Preorder, RustLanguage, WalkEvent, + ast::{self, HasLoopBody, PathSegmentKind, VisibilityKind, NameRef}, + AstNode, Preorder, RustLanguage, WalkEvent, AstToken, }; pub fn expr_as_name_ref(expr: &ast::Expr) -> Option<ast::NameRef> { @@ -457,3 +457,10 @@ pub fn parse_tt_as_comma_sep_paths(input: ast::TokenTree) -> Option<Vec<ast::Pat .collect(); Some(paths) } + +pub fn get_outer_macro_name(string: &ast::String) -> Option<NameRef> { + let macro_call = string.syntax().parent_ancestors().find_map(ast::MacroCall::cast)?; + let name = macro_call.path()?.segment()?.name_ref()?; + + Some(name) +}
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