diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/str.rs | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/lib/str.rs b/src/lib/str.rs index 39e905f8c96..9efb24b6e51 100644 --- a/src/lib/str.rs +++ b/src/lib/str.rs @@ -4,7 +4,8 @@ export eq, lteq, hash, is_empty, is_not_empty, is_whitespace, byte_len, index, unshift_char, shift_char, pop_char, push_char, is_utf8, from_chars, to_chars, char_len, char_at, bytes, is_ascii, shift_byte, pop_byte, unsafe_from_byte, unsafe_from_bytes, from_char, char_range_at, - str_from_cstr, sbuf, as_buf, push_byte, utf8_char_width, safe_slice; + str_from_cstr, sbuf, as_buf, push_byte, utf8_char_width, safe_slice, + contains; native "rust" mod rustrt { fn rust_str_push(&s: str, ch: u8); @@ -254,6 +255,10 @@ fn find(haystack: str, needle: str) -> int { ret -1; } +fn contains(haystack: str, needle: str) -> bool { + 0 <= find(haystack, needle) +} + fn starts_with(haystack: str, needle: str) -> bool { let haystack_len: uint = byte_len(haystack); let needle_len: uint = byte_len(needle); |