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Remove estr conversion functions. Issue #855

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This commit is contained in:
Brian Anderson 2011-09-01 15:55:39 -07:00
parent f07a328c16
commit 1b15c9e155
1 changed files with 0 additions and 38 deletions
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38
src/lib/istr.rs
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@ -6,48 +6,10 @@ 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;
export from_estr, to_estr, from_estrs, to_estrs;
native "rust" mod rustrt {
fn rust_istr_push(s: &mutable istr, ch: u8);
}
fn from_estr(s: &str) -> istr {
let s2 = ~"";
for u in s {
push_byte(s2, u);
}
ret s2;
}
fn to_estr(s: &istr) -> str {
if byte_len(s) == 0u { ret "" };
let v: [u8] = unsafe::reinterpret_cast(s);
let vlen = vec::len(v);
assert vlen > 0u;
vec::unsafe::set_len(v, vlen - 1u);
let res = str::unsafe_from_bytes(v);
vec::unsafe::set_len(v, vlen);
unsafe::leak(v);
ret res;
}
fn from_estrs(ss: &[str]) -> [istr] {
let ss2 = [];
for s in ss {
ss2 += [from_estr(s)];
}
ret ss2;
}
fn to_estrs(ss: &[istr]) -> [str] {
let ss2 = [];
for s in ss {
ss2 += [to_estr(s)];
}
ret ss2;
}
fn eq(a: &istr, b: &istr) -> bool { a == b }
fn lteq(a: &istr, b: &istr) -> bool { a <= b }