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-rw-r--r--crates/ra_assists/src/fill_struct_fields.rs36
1 files changed, 15 insertions, 21 deletions
diff --git a/crates/ra_assists/src/fill_struct_fields.rs b/crates/ra_assists/src/fill_struct_fields.rs
index 398dbcd21..6e61a58fc 100644
--- a/crates/ra_assists/src/fill_struct_fields.rs
+++ b/crates/ra_assists/src/fill_struct_fields.rs
@@ -1,6 +1,6 @@
1use std::fmt::Write; 1use std::fmt::Write;
2 2
3use hir::{AdtDef, Ty, db::HirDatabase, source_binder::function_from_child_node, StructField}; 3use hir::{AdtDef, Ty, db::HirDatabase, source_binder::function_from_child_node};
4 4
5use ra_syntax::ast::{self, AstNode}; 5use ra_syntax::ast::{self, AstNode};
6 6
@@ -26,7 +26,7 @@ pub(crate) fn fill_struct_fields(mut ctx: AssistCtx<impl HirDatabase>) -> Option
26struct FillStructFields<'a, 'b: 'a, DB> { 26struct FillStructFields<'a, 'b: 'a, DB> {
27 ctx: &'a mut AssistCtx<'b, DB>, 27 ctx: &'a mut AssistCtx<'b, DB>,
28 named_field_list: &'a ast::NamedFieldList, 28 named_field_list: &'a ast::NamedFieldList,
29 struct_fields: Vec<StructField>, 29 struct_fields: Vec<(String, String)>,
30 struct_lit: &'a ast::StructLit, 30 struct_lit: &'a ast::StructLit,
31} 31}
32 32
@@ -64,35 +64,29 @@ where
64 Ty::Adt { def_id: AdtDef::Struct(s), .. } => s, 64 Ty::Adt { def_id: AdtDef::Struct(s), .. } => s,
65 _ => return None, 65 _ => return None,
66 }; 66 };
67 self.struct_fields = struct_def.fields(self.ctx.db); 67 self.struct_fields = struct_def
68 .fields(self.ctx.db)
69 .into_iter()
70 .map(|f| (f.name(self.ctx.db).to_string(), "()".into()))
71 .collect();
68 Some(()) 72 Some(())
69 } 73 }
70 74
71 fn remove_already_included_fields(&mut self) -> Option<()> { 75 fn remove_already_included_fields(&mut self) -> Option<()> {
72 for ast_field in self.named_field_list.fields() { 76 for ast_field in self.named_field_list.fields() {
77 let expr = ast_field.expr()?.syntax().text().to_string();
73 let name_from_ast = ast_field.name_ref()?.text().to_string(); 78 let name_from_ast = ast_field.name_ref()?.text().to_string();
74 if let Some(idx) = self 79 if let Some(idx) = self.struct_fields.iter().position(|(n, _)| n == &name_from_ast) {
75 .struct_fields 80 self.struct_fields[idx] = (name_from_ast, expr);
76 .iter()
77 .map(|f| f.name(self.ctx.db).to_string())
78 .position(|n| n == name_from_ast)
79 {
80 self.struct_fields.remove(idx);
81 } 81 }
82 } 82 }
83 Some(()) 83 Some(())
84 } 84 }
85 85
86 fn struct_fields_string(&self) -> Option<String> { 86 fn struct_fields_string(&mut self) -> Option<String> {
87 let mut buf = String::from("{\n"); 87 let mut buf = String::from("{\n");
88 for field in self.named_field_list.fields() { 88 for (name, expr) in &self.struct_fields {
89 let expr = field.expr()?.syntax().text().to_string(); 89 write!(&mut buf, " {}: {},\n", name, expr).unwrap();
90 let field_name = field.name_ref()?.syntax().text().to_string();
91 write!(&mut buf, " {}: {},\n", field_name, expr).unwrap();
92 }
93 for field in &self.struct_fields {
94 let field_name = field.name(self.ctx.db).to_string();
95 write!(&mut buf, " {}: (),\n", field_name).unwrap();
96 } 90 }
97 buf.push_str("}"); 91 buf.push_str("}");
98 Some(buf) 92 Some(buf)
@@ -233,11 +227,11 @@ mod tests {
233 227
234 fn main() { 228 fn main() {
235 let s = <|>S { 229 let s = <|>S {
236 c: (1, 2),
237 e: "foo",
238 a: (), 230 a: (),
239 b: (), 231 b: (),
232 c: (1, 2),
240 d: (), 233 d: (),
234 e: "foo",
241 } 235 }
242 } 236 }
243 "#, 237 "#,