Change to_str().to_string() to just to_str()

2014-06-05 09:15:19 +02:00
parent 073c8f10fc
commit 501b904bb7
31 changed files with 54 additions and 51 deletions
--- a/src/libregex_macros/lib.rs
+++ b/src/libregex_macros/lib.rs
@@ -611,7 +611,7 @@ fn parse(cx: &mut ExtCtxt, tts: &[ast::TokenTree]) -> Option<String> {
    let regex = match entry.node {
        ast::ExprLit(lit) => {
            match lit.node {
-                ast::LitStr(ref s, _) => s.to_str().to_string(),
+                ast::LitStr(ref s, _) => s.to_str(),
                _ => {
                    cx.span_err(entry.span, format!(
                        "expected string literal but got `{}`",