From 4a4d9f7a90dc0605992c4f774a8d9a1323ad6d1e Mon Sep 17 00:00:00 2001
From: krk <keremkat@gmail.com>
Date: Thu, 31 Oct 2019 21:10:58 +0100
Subject: Handle IfLet in convert_to_guarded_return.

---
 crates/ra_syntax/src/ast/make.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(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 3d5f18bfa..979819d4b 100644
--- a/crates/ra_syntax/src/ast/make.rs
+++ b/crates/ra_syntax/src/ast/make.rs
@@ -110,6 +110,22 @@ pub fn match_arm_list(arms: impl Iterator<Item = ast::MatchArm>) -> ast::MatchAr
     }
 }
 
+pub fn let_match_early(expr: ast::Expr, early_expression: &str) -> ast::LetStmt {
+    return from_text(&format!(
+        r#"let {} = match {} {{
+    Some(it) => it,
+    None => {},
+}};"#,
+        expr.syntax().text(),
+        expr.syntax().text(),
+        early_expression
+    ));
+
+    fn from_text(text: &str) -> ast::LetStmt {
+        ast_from_text(&format!("fn f() {{ {} }}", text))
+    }
+}
+
 pub fn where_pred(path: ast::Path, bounds: impl Iterator<Item = ast::TypeBound>) -> ast::WherePred {
     let bounds = bounds.map(|b| b.syntax().to_string()).join(" + ");
     return from_text(&format!("{}: {}", path.syntax(), bounds));
-- 
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