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Correct _split_iterator

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This commit is contained in:
gingerBill
2022-02-14 10:57:29 +00:00
parent cf528431f5
commit f561147190
2 changed files with 20 additions and 79 deletions
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core/bytes/bytes.odin
+8 -32
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@@ -219,39 +219,24 @@ split_after_n :: proc(s, sep: []byte, n: int, allocator := context.allocator) ->
@private
_split_iterator :: proc(s: ^[]byte, sep: []byte, sep_save, n: int) -> (res: []byte, ok: bool) {
s, n := s, n
if n == 0 {
return
}
if sep == nil {
if sep == "" {
res = s[:]
ok = true
s^ = s[len(s):]
return
}
if n < 0 {
n = count(s^, sep) + 1
}
n -= 1
i := 0
for ; i < n; i += 1 {
m := index(s^, sep)
if m < 0 {
break
}
m := index(s^, sep)
if m < 0 {
// not found
res = s[:]
ok = res != ""
s^ = s[len(s):]
} else {
res = s[:m+sep_save]
ok = true
s^ = s[m+len(sep):]
return
}
res = s[:]
ok = res != nil
s^ = s[len(s):]
return
}
@@ -260,19 +245,10 @@ split_iterator :: proc(s: ^[]byte, sep: []byte) -> ([]byte, bool) {
return _split_iterator(s, sep, 0, -1)
}
split_n_iterator :: proc(s: ^[]byte, sep: []byte, n: int) -> ([]byte, bool) {
return _split_iterator(s, sep, 0, n)
}
split_after_iterator :: proc(s: ^[]byte, sep: []byte) -> ([]byte, bool) {
return _split_iterator(s, sep, len(sep), -1)
}
split_after_n_iterator :: proc(s: ^[]byte, sep: []byte, n: int) -> ([]byte, bool) {
return _split_iterator(s, sep, len(sep), n)
}
index_byte :: proc(s: []byte, c: byte) -> int {
for i := 0; i < len(s); i += 1 {