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| author | Corey Farwell <coreyf@rwell.org> | 2015-07-08 05:18:07 +0900 |
|---|---|---|
| committer | Corey Farwell <coreyf@rwell.org> | 2015-07-08 05:18:07 +0900 |
| commit | 7159fe749f59931d09cedcffcb3d2ff52432cbcc (patch) | |
| tree | 5b151f9c95b17e9fcbd7d1066b7c7f467322f7d8 /components/util/str.rs | |
| parent | c77b5aa8e21a5b18b078c6a8c4eed194800e3901 (diff) | |
| download | servo-7159fe749f59931d09cedcffcb3d2ff52432cbcc.tar.gz servo-7159fe749f59931d09cedcffcb3d2ff52432cbcc.zip | |
Create and utilize utility for joining strs
Diffstat (limited to 'components/util/str.rs')
| -rw-r--r-- | components/util/str.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/components/util/str.rs b/components/util/str.rs index b82f46598b7..fe6127e1106 100644 --- a/components/util/str.rs +++ b/components/util/str.rs @@ -327,3 +327,11 @@ impl Deref for LowercaseString { pub unsafe fn c_str_to_string(s: *const c_char) -> String { from_utf8(CStr::from_ptr(s).to_bytes()).unwrap().to_owned() } + +pub fn str_join<T: AsRef<str>>(strs: &[T], join: &str) -> String { + strs.iter().fold(String::new(), |mut acc, s| { + if !acc.is_empty() { acc.push_str(join); } + acc.push_str(s.as_ref()); + acc + }) +} |