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Use push_str to support old compilers

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This commit is contained in:
David Tolnay
2016-09-27 00:47:54 -07:00
parent 7d09b1475c
commit 9a86e6818f
1 changed files with 2 additions and 2 deletions
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serde_codegen_internals/src/ctxt.rs
+2 -2
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@@ -25,8 +25,8 @@ impl Ctxt {
n => { n => {
let mut msg = format!("{} errors:", n); let mut msg = format!("{} errors:", n);
for err in errors { for err in errors {
msg += "\n\t# "; msg.push_str("\n\t# ");
msg += &err; msg.push_str(&err);
} }
Err(msg) Err(msg)
} }