diff options
| author | Dmitry Vyukov <dvyukov@google.com> | 2020-07-04 11:12:55 +0200 |
|---|---|---|
| committer | Dmitry Vyukov <dvyukov@google.com> | 2020-07-04 15:05:30 +0200 |
| commit | c7d7f10bdff703e4a3c0414e8a33d4e45c91eb35 (patch) | |
| tree | 0dff0ee1f98dbfa3ad8776112053a450d176592b /vendor/github.com/gobwas/glob/util | |
| parent | 9573094ce235bd9afe88f5da27a47dd6bcc1e13b (diff) | |
go.mod: vendor golangci-lint
Diffstat (limited to 'vendor/github.com/gobwas/glob/util')
| -rw-r--r-- | vendor/github.com/gobwas/glob/util/runes/runes.go | 154 | ||||
| -rw-r--r-- | vendor/github.com/gobwas/glob/util/strings/strings.go | 39 |
2 files changed, 193 insertions, 0 deletions
diff --git a/vendor/github.com/gobwas/glob/util/runes/runes.go b/vendor/github.com/gobwas/glob/util/runes/runes.go new file mode 100644 index 000000000..a72355641 --- /dev/null +++ b/vendor/github.com/gobwas/glob/util/runes/runes.go @@ -0,0 +1,154 @@ +package runes + +func Index(s, needle []rune) int { + ls, ln := len(s), len(needle) + + switch { + case ln == 0: + return 0 + case ln == 1: + return IndexRune(s, needle[0]) + case ln == ls: + if Equal(s, needle) { + return 0 + } + return -1 + case ln > ls: + return -1 + } + +head: + for i := 0; i < ls && ls-i >= ln; i++ { + for y := 0; y < ln; y++ { + if s[i+y] != needle[y] { + continue head + } + } + + return i + } + + return -1 +} + +func LastIndex(s, needle []rune) int { + ls, ln := len(s), len(needle) + + switch { + case ln == 0: + if ls == 0 { + return 0 + } + return ls + case ln == 1: + return IndexLastRune(s, needle[0]) + case ln == ls: + if Equal(s, needle) { + return 0 + } + return -1 + case ln > ls: + return -1 + } + +head: + for i := ls - 1; i >= 0 && i >= ln; i-- { + for y := ln - 1; y >= 0; y-- { + if s[i-(ln-y-1)] != needle[y] { + continue head + } + } + + return i - ln + 1 + } + + return -1 +} + +// IndexAny returns the index of the first instance of any Unicode code point +// from chars in s, or -1 if no Unicode code point from chars is present in s. +func IndexAny(s, chars []rune) int { + if len(chars) > 0 { + for i, c := range s { + for _, m := range chars { + if c == m { + return i + } + } + } + } + return -1 +} + +func Contains(s, needle []rune) bool { + return Index(s, needle) >= 0 +} + +func Max(s []rune) (max rune) { + for _, r := range s { + if r > max { + max = r + } + } + + return +} + +func Min(s []rune) rune { + min := rune(-1) + for _, r := range s { + if min == -1 { + min = r + continue + } + + if r < min { + min = r + } + } + + return min +} + +func IndexRune(s []rune, r rune) int { + for i, c := range s { + if c == r { + return i + } + } + return -1 +} + +func IndexLastRune(s []rune, r rune) int { + for i := len(s) - 1; i >= 0; i-- { + if s[i] == r { + return i + } + } + + return -1 +} + +func Equal(a, b []rune) bool { + if len(a) == len(b) { + for i := 0; i < len(a); i++ { + if a[i] != b[i] { + return false + } + } + + return true + } + + return false +} + +// HasPrefix tests whether the string s begins with prefix. +func HasPrefix(s, prefix []rune) bool { + return len(s) >= len(prefix) && Equal(s[0:len(prefix)], prefix) +} + +// HasSuffix tests whether the string s ends with suffix. +func HasSuffix(s, suffix []rune) bool { + return len(s) >= len(suffix) && Equal(s[len(s)-len(suffix):], suffix) +} diff --git a/vendor/github.com/gobwas/glob/util/strings/strings.go b/vendor/github.com/gobwas/glob/util/strings/strings.go new file mode 100644 index 000000000..e8ee1920b --- /dev/null +++ b/vendor/github.com/gobwas/glob/util/strings/strings.go @@ -0,0 +1,39 @@ +package strings + +import ( + "strings" + "unicode/utf8" +) + +func IndexAnyRunes(s string, rs []rune) int { + for _, r := range rs { + if i := strings.IndexRune(s, r); i != -1 { + return i + } + } + + return -1 +} + +func LastIndexAnyRunes(s string, rs []rune) int { + for _, r := range rs { + i := -1 + if 0 <= r && r < utf8.RuneSelf { + i = strings.LastIndexByte(s, byte(r)) + } else { + sub := s + for len(sub) > 0 { + j := strings.IndexRune(s, r) + if j == -1 { + break + } + i = j + sub = sub[i+1:] + } + } + if i != -1 { + return i + } + } + return -1 +} |
