auto merge of #14932 : Sawyer47/rust/json-smallfix, r=huonw

bors · bors · commit 8a5c5b6081ee · 2014-06-16T13:16:44.000Z
diff --git a/src/libserialize/json.rs b/src/libserialize/json.rs
@@ -350,11 +350,7 @@ fn escape_str(s: &str) -> String {
 }
 
 fn spaces(n: uint) -> String {
-    let mut ss = String::new();
-    for _ in range(0, n) {
-        ss.push_str(" ");
-    }
-    return ss
+    String::from_char(n, ' ')
 }
 
 /// A structure for implementing serialization to JSON.

Original file line number	Diff line number	Diff line change
`@@ -350,11 +350,7 @@ fn escape_str(s: &str) -> String {`
`350`	`350`	`}`
`351`	`351`
`352`	`352`	`fn spaces(n: uint) -> String {`
`353`		`- let mut ss = String::new();`
`354`		`- for _ in range(0, n) {`
`355`		`- ss.push_str(" ");`
`356`		`- }`
`357`		`- return ss`
	`353`	`+ String::from_char(n, ' ')`
`358`	`354`	`}`
`359`	`355`
`360`	`356`	`/// A structure for implementing serialization to JSON.`