From 36ee9ecb678d775609bf3825f1c4fd8e0c56bf32 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Fri, 7 Feb 2020 11:51:16 +0100
Subject: Cleanup early return assist

---
 crates/ra_syntax/src/ast/make.rs | 29 +++++++++++++++++++++--------
 1 file changed, 21 insertions(+), 8 deletions(-)

(limited to 'crates/ra_syntax/src/ast')

diff --git a/crates/ra_syntax/src/ast/make.rs b/crates/ra_syntax/src/ast/make.rs
index 982a7bcdc..862eb1172 100644
--- a/crates/ra_syntax/src/ast/make.rs
+++ b/crates/ra_syntax/src/ast/make.rs
@@ -33,6 +33,21 @@ pub fn record_field(name: ast::NameRef, expr: Option<ast::Expr>) -> ast::RecordF
     }
 }
 
+pub fn block_expr(
+    stmts: impl IntoIterator<Item = ast::Stmt>,
+    tail_expr: Option<ast::Expr>,
+) -> ast::BlockExpr {
+    let mut text = "{\n".to_string();
+    for stmt in stmts.into_iter() {
+        text += &format!("    {}\n", stmt.syntax());
+    }
+    if let Some(tail_expr) = tail_expr {
+        text += &format!("    {}\n", tail_expr.syntax())
+    }
+    text += "}";
+    ast_from_text(&format!("fn f() {}", text))
+}
+
 pub fn block_from_expr(e: ast::Expr) -> ast::Block {
     return from_text(&format!("{{ {} }}", e.syntax()));
 
@@ -62,6 +77,9 @@ pub fn expr_return() -> ast::Expr {
 pub fn expr_match(expr: ast::Expr, match_arm_list: ast::MatchArmList) -> ast::Expr {
     expr_from_text(&format!("match {} {}", expr.syntax(), match_arm_list.syntax()))
 }
+pub fn expr_if(condition: ast::Expr, then_branch: ast::BlockExpr) -> ast::Expr {
+    expr_from_text(&format!("if {} {}", condition.syntax(), then_branch.syntax()))
+}
 pub fn expr_prefix(op: SyntaxKind, expr: ast::Expr) -> ast::Expr {
     let token = token(op);
     expr_from_text(&format!("{}{}", token, expr.syntax()))
@@ -162,14 +180,6 @@ pub fn where_clause(preds: impl IntoIterator<Item = ast::WherePred>) -> ast::Whe
     }
 }
 
-pub fn if_expression(condition: ast::Expr, statement: &str) -> ast::IfExpr {
-    ast_from_text(&format!(
-        "fn f() {{ if !{} {{\n    {}\n}}\n}}",
-        condition.syntax().text(),
-        statement
-    ))
-}
-
 pub fn let_stmt(pattern: ast::Pat, initializer: Option<ast::Expr>) -> ast::LetStmt {
     let text = match initializer {
         Some(it) => format!("let {} = {};", pattern.syntax(), it.syntax()),
@@ -177,6 +187,9 @@ pub fn let_stmt(pattern: ast::Pat, initializer: Option<ast::Expr>) -> ast::LetSt
     };
     ast_from_text(&format!("fn f() {{ {} }}", text))
 }
+pub fn expr_stmt(expr: ast::Expr) -> ast::ExprStmt {
+    ast_from_text(&format!("fn f() {{ {}; }}", expr.syntax()))
+}
 
 pub fn token(kind: SyntaxKind) -> SyntaxToken {
     tokens::SOURCE_FILE
-- 
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