minor builder cleanups

3 files changed, 55 insertions, 55 deletions

diff --git a/crates/ra_assists/src/assists/add_missing_impl_members.rs b/crates/ra_assists/src/assists/add_missing_impl_members.rs
index 2894bdd8a..11d69a04b 100644
--- a/crates/ra_assists/src/assists/add_missing_impl_members.rs
+++ b/crates/ra_assists/src/assists/add_missing_impl_members.rs
@@ -103,7 +103,7 @@ fn add_body(fn_def: ast::FnDef) -> ast::FnDef {
     let mut ast_editor = AstEditor::new(fn_def.clone());
     if fn_def.body().is_none() {
         ast_editor.set_body(&AstBuilder::<ast::Block>::single_expr(
-            &AstBuilder::<ast::Expr>::unimplemented(),
+            AstBuilder::<ast::Expr>::unimplemented(),
         ));
     }
     ast_editor.ast().to_owned()
diff --git a/crates/ra_assists/src/assists/fill_match_arms.rs b/crates/ra_assists/src/assists/fill_match_arms.rs
index 771aa625f..f1c36b805 100644
--- a/crates/ra_assists/src/assists/fill_match_arms.rs
+++ b/crates/ra_assists/src/assists/fill_match_arms.rs
@@ -32,7 +32,7 @@ pub(crate) fn fill_match_arms(mut ctx: AssistCtx<impl HirDatabase>) -> Option<As
         let arms = variants.filter_map(build_pat).map(|pat| {
             AstBuilder::<ast::MatchArm>::from_pieces(
                 iter::once(pat),
-                &AstBuilder::<ast::Expr>::unit(),
+                AstBuilder::<ast::Expr>::unit(),
             )
         });
         let new_arm_list = AstBuilder::<ast::MatchArmList>::from_arms(arms);
@@ -66,7 +66,7 @@ fn resolve_enum_def(
 }
 
 fn build_pat(var: ast::EnumVariant) -> Option<ast::Pat> {
-    let path = &AstBuilder::<ast::Path>::from_pieces(var.parent_enum().name()?, var.name()?);
+    let path = AstBuilder::<ast::Path>::from_pieces(var.parent_enum().name()?, var.name()?);
 
     let pat: ast::Pat = match var.kind() {
         ast::StructKind::Tuple(field_list) => {
@@ -77,7 +77,7 @@ fn build_pat(var: ast::EnumVariant) -> Option<ast::Pat> {
         ast::StructKind::Named(field_list) => {
             let pats = field_list
                 .fields()
-                .map(|f| AstBuilder::<ast::BindPat>::from_name(&f.name().unwrap()).into());
+                .map(|f| AstBuilder::<ast::BindPat>::from_name(f.name().unwrap()).into());
             AstBuilder::<ast::RecordPat>::from_pieces(path, pats).into()
         }
         ast::StructKind::Unit => AstBuilder::<ast::PathPat>::from_path(path).into(),
diff --git a/crates/ra_assists/src/ast_builder.rs b/crates/ra_assists/src/ast_builder.rs
index 9b9158ae2..171b1c936 100644
--- a/crates/ra_assists/src/ast_builder.rs
+++ b/crates/ra_assists/src/ast_builder.rs
@@ -7,33 +7,29 @@ pub struct AstBuilder<N: AstNode> {
 }
 
 impl AstBuilder<ast::RecordField> {
-    fn from_text(text: &str) -> ast::RecordField {
-        ast_node_from_file_text(&format!("fn f() {{ S {{ {}, }} }}", text))
-    }
-
     pub fn from_pieces(name: ast::NameRef, expr: Option<ast::Expr>) -> ast::RecordField {
         match expr {
             Some(expr) => Self::from_text(&format!("{}: {}", name.syntax(), expr.syntax())),
             None => Self::from_text(&name.syntax().to_string()),
         }
     }
+
+    fn from_text(text: &str) -> ast::RecordField {
+        ast_node_from_file_text(&format!("fn f() {{ S {{ {}, }} }}", text))
+    }
 }
 
 impl AstBuilder<ast::Block> {
-    fn from_text(text: &str) -> ast::Block {
-        ast_node_from_file_text(&format!("fn f() {}", text))
+    pub fn single_expr(e: ast::Expr) -> ast::Block {
+        Self::from_text(&format!("{{ {} }}", e.syntax()))
     }
 
-    pub fn single_expr(e: &ast::Expr) -> ast::Block {
-        Self::from_text(&format!("{{ {} }}", e.syntax()))
+    fn from_text(text: &str) -> ast::Block {
+        ast_node_from_file_text(&format!("fn f() {}", text))
     }
 }
 
 impl AstBuilder<ast::Expr> {
-    fn from_text(text: &str) -> ast::Expr {
-        ast_node_from_file_text(&format!("const C: () = {};", text))
-    }
-
     pub fn unit() -> ast::Expr {
         Self::from_text("()")
     }
@@ -41,6 +37,10 @@ impl AstBuilder<ast::Expr> {
     pub fn unimplemented() -> ast::Expr {
         Self::from_text("unimplemented!()")
     }
+
+    fn from_text(text: &str) -> ast::Expr {
+        ast_node_from_file_text(&format!("const C: () = {};", text))
+    }
 }
 
 impl AstBuilder<ast::NameRef> {
@@ -50,10 +50,6 @@ impl AstBuilder<ast::NameRef> {
 }
 
 impl AstBuilder<ast::Path> {
-    fn from_text(text: &str) -> ast::Path {
-        ast_node_from_file_text(text)
-    }
-
     pub fn from_name(name: ast::Name) -> ast::Path {
         let name = name.syntax().to_string();
         Self::from_text(name.as_str())
@@ -62,91 +58,91 @@ impl AstBuilder<ast::Path> {
     pub fn from_pieces(enum_name: ast::Name, var_name: ast::Name) -> ast::Path {
         Self::from_text(&format!("{}::{}", enum_name.syntax(), var_name.syntax()))
     }
-}
 
-impl AstBuilder<ast::BindPat> {
-    fn from_text(text: &str) -> ast::BindPat {
-        ast_node_from_file_text(&format!("fn f({}: ())", text))
+    fn from_text(text: &str) -> ast::Path {
+        ast_node_from_file_text(text)
     }
+}
 
-    pub fn from_name(name: &ast::Name) -> ast::BindPat {
+impl AstBuilder<ast::BindPat> {
+    pub fn from_name(name: ast::Name) -> ast::BindPat {
         Self::from_text(name.text())
     }
-}
 
-impl AstBuilder<ast::PlaceholderPat> {
-    fn from_text(text: &str) -> ast::PlaceholderPat {
+    fn from_text(text: &str) -> ast::BindPat {
         ast_node_from_file_text(&format!("fn f({}: ())", text))
     }
+}
 
+impl AstBuilder<ast::PlaceholderPat> {
     pub fn placeholder() -> ast::PlaceholderPat {
         Self::from_text("_")
     }
-}
 
-impl AstBuilder<ast::TupleStructPat> {
-    fn from_text(text: &str) -> ast::TupleStructPat {
+    fn from_text(text: &str) -> ast::PlaceholderPat {
         ast_node_from_file_text(&format!("fn f({}: ())", text))
     }
+}
 
+impl AstBuilder<ast::TupleStructPat> {
     pub fn from_pieces(
-        path: &ast::Path,
+        path: ast::Path,
         pats: impl Iterator<Item = ast::Pat>,
     ) -> ast::TupleStructPat {
         let pats_str = pats.map(|p| p.syntax().to_string()).collect::<Vec<_>>().join(", ");
         Self::from_text(&format!("{}({})", path.syntax(), pats_str))
     }
-}
 
-impl AstBuilder<ast::RecordPat> {
-    fn from_text(text: &str) -> ast::RecordPat {
+    fn from_text(text: &str) -> ast::TupleStructPat {
         ast_node_from_file_text(&format!("fn f({}: ())", text))
     }
+}
 
-    pub fn from_pieces(path: &ast::Path, pats: impl Iterator<Item = ast::Pat>) -> ast::RecordPat {
+impl AstBuilder<ast::RecordPat> {
+    pub fn from_pieces(path: ast::Path, pats: impl Iterator<Item = ast::Pat>) -> ast::RecordPat {
         let pats_str = pats.map(|p| p.syntax().to_string()).collect::<Vec<_>>().join(", ");
         Self::from_text(&format!("{}{{ {} }}", path.syntax(), pats_str))
     }
-}
 
-impl AstBuilder<ast::PathPat> {
-    fn from_text(text: &str) -> ast::PathPat {
+    fn from_text(text: &str) -> ast::RecordPat {
         ast_node_from_file_text(&format!("fn f({}: ())", text))
     }
+}
 
-    pub fn from_path(path: &ast::Path) -> ast::PathPat {
+impl AstBuilder<ast::PathPat> {
+    pub fn from_path(path: ast::Path) -> ast::PathPat {
         let path_str = path.syntax().text().to_string();
         Self::from_text(path_str.as_str())
     }
-}
 
-impl AstBuilder<ast::MatchArm> {
-    fn from_text(text: &str) -> ast::MatchArm {
-        ast_node_from_file_text(&format!("fn f() {{ match () {{{}}} }}", text))
+    fn from_text(text: &str) -> ast::PathPat {
+        ast_node_from_file_text(&format!("fn f({}: ())", text))
     }
+}
 
-    pub fn from_pieces(pats: impl Iterator<Item = ast::Pat>, expr: &ast::Expr) -> ast::MatchArm {
+impl AstBuilder<ast::MatchArm> {
+    pub fn from_pieces(pats: impl Iterator<Item = ast::Pat>, expr: ast::Expr) -> ast::MatchArm {
         let pats_str = pats.map(|p| p.syntax().to_string()).join(" | ");
         Self::from_text(&format!("{} => {}", pats_str, expr.syntax()))
     }
-}
 
-impl AstBuilder<ast::MatchArmList> {
-    fn from_text(text: &str) -> ast::MatchArmList {
+    fn from_text(text: &str) -> ast::MatchArm {
         ast_node_from_file_text(&format!("fn f() {{ match () {{{}}} }}", text))
     }
+}
 
+impl AstBuilder<ast::MatchArmList> {
     pub fn from_arms(arms: impl Iterator<Item = ast::MatchArm>) -> ast::MatchArmList {
         let arms_str = arms.map(|arm| format!("\n    {}", arm.syntax())).join(",");
         Self::from_text(&format!("{},\n", arms_str))
     }
-}
 
-impl AstBuilder<ast::WherePred> {
-    fn from_text(text: &str) -> ast::WherePred {
-        ast_node_from_file_text(&format!("fn f() where {} {{ }}", text))
+    fn from_text(text: &str) -> ast::MatchArmList {
+        ast_node_from_file_text(&format!("fn f() {{ match () {{{}}} }}", text))
     }
+}
 
+impl AstBuilder<ast::WherePred> {
     pub fn from_pieces(
         path: ast::Path,
         bounds: impl Iterator<Item = ast::TypeBound>,
@@ -154,17 +150,21 @@ impl AstBuilder<ast::WherePred> {
         let bounds = bounds.map(|b| b.syntax().to_string()).collect::<Vec<_>>().join(" + ");
         Self::from_text(&format!("{}: {}", path.syntax(), bounds))
     }
-}
 
-impl AstBuilder<ast::WhereClause> {
-    fn from_text(text: &str) -> ast::WhereClause {
+    fn from_text(text: &str) -> ast::WherePred {
         ast_node_from_file_text(&format!("fn f() where {} {{ }}", text))
     }
+}
 
+impl AstBuilder<ast::WhereClause> {
     pub fn from_predicates(preds: impl Iterator<Item = ast::WherePred>) -> ast::WhereClause {
         let preds = preds.map(|p| p.syntax().to_string()).collect::<Vec<_>>().join(", ");
         Self::from_text(preds.as_str())
     }
+
+    fn from_text(text: &str) -> ast::WhereClause {
+        ast_node_from_file_text(&format!("fn f() where {} {{ }}", text))
+    }
 }
 
 fn ast_node_from_file_text<N: AstNode>(text: &str) -> N {