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authorbors <bors@rust-lang.org>2014-03-29 18:56:36 -0700
committerbors <bors@rust-lang.org>2014-03-29 18:56:36 -0700
commitd79fbba0db84b2d27440f8feba715dffd3aeaa01 (patch)
treed5f8701b97fcf2fc596a52215ad96462c1eb981e /src/libsyntax/ext/source_util.rs
parent86890b9e7c5db28ac2da5cd63d1a51d63a5e6bec (diff)
parentc356e3ba6a12c3294a9a428ef9120cff9306bf4b (diff)
downloadrust-d79fbba0db84b2d27440f8feba715dffd3aeaa01.tar.gz
rust-d79fbba0db84b2d27440f8feba715dffd3aeaa01.zip
auto merge of #13203 : Kimundi/rust/de-map-vec3, r=cmr
They required unnecessary temporaries, are replaced with iterators, and would conflict with a possible future `Iterable` trait.
Diffstat (limited to 'src/libsyntax/ext/source_util.rs')
-rw-r--r--src/libsyntax/ext/source_util.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/libsyntax/ext/source_util.rs b/src/libsyntax/ext/source_util.rs
index 8931fb0f443..4d8d816d225 100644
--- a/src/libsyntax/ext/source_util.rs
+++ b/src/libsyntax/ext/source_util.rs
@@ -71,7 +71,9 @@ pub fn expand_mod(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
     -> base::MacResult {
     base::check_zero_tts(cx, sp, tts, "module_path!");
     let string = cx.mod_path()
+                   .iter()
                    .map(|x| token::get_ident(*x).get().to_str())
+                   .collect::<Vec<~str>>()
                    .connect("::");
     base::MRExpr(cx.expr_str(sp, token::intern_and_get_ident(string)))
 }