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-rw-r--r--crates/ra_hir_expand/src/lib.rs18
1 files changed, 18 insertions, 0 deletions
diff --git a/crates/ra_hir_expand/src/lib.rs b/crates/ra_hir_expand/src/lib.rs
index 59c69b91b..0c1dc87e6 100644
--- a/crates/ra_hir_expand/src/lib.rs
+++ b/crates/ra_hir_expand/src/lib.rs
@@ -76,6 +76,17 @@ impl HirFileId {
76 } 76 }
77 } 77 }
78 78
79 /// If this is a macro call, returns the syntax node of the call.
80 pub fn call_node(self, db: &dyn db::AstDatabase) -> Option<InFile<SyntaxNode>> {
81 match self.0 {
82 HirFileIdRepr::FileId(_) => None,
83 HirFileIdRepr::MacroFile(macro_file) => {
84 let loc = db.lookup_intern_macro(macro_file.macro_call_id);
85 Some(loc.kind.node(db))
86 }
87 }
88 }
89
79 /// Return expansion information if it is a macro-expansion file 90 /// Return expansion information if it is a macro-expansion file
80 pub fn expansion_info(self, db: &dyn db::AstDatabase) -> Option<ExpansionInfo> { 91 pub fn expansion_info(self, db: &dyn db::AstDatabase) -> Option<ExpansionInfo> {
81 match self.0 { 92 match self.0 {
@@ -176,6 +187,13 @@ impl MacroCallKind {
176 } 187 }
177 } 188 }
178 189
190 pub fn node(&self, db: &dyn db::AstDatabase) -> InFile<SyntaxNode> {
191 match self {
192 MacroCallKind::FnLike(ast_id) => ast_id.with_value(ast_id.to_node(db).syntax().clone()),
193 MacroCallKind::Attr(ast_id) => ast_id.with_value(ast_id.to_node(db).syntax().clone()),
194 }
195 }
196
179 pub fn arg(&self, db: &dyn db::AstDatabase) -> Option<SyntaxNode> { 197 pub fn arg(&self, db: &dyn db::AstDatabase) -> Option<SyntaxNode> {
180 match self { 198 match self {
181 MacroCallKind::FnLike(ast_id) => { 199 MacroCallKind::FnLike(ast_id) => {