diff options
Diffstat (limited to 'lib/glob')
| -rw-r--r-- | lib/glob/LICENSE | 22 | ||||
| -rw-r--r-- | lib/glob/README.md | 28 | ||||
| -rw-r--r-- | lib/glob/glob.go | 108 |
3 files changed, 0 insertions, 158 deletions
diff --git a/lib/glob/LICENSE b/lib/glob/LICENSE deleted file mode 100644 index cb00d95..0000000 --- a/lib/glob/LICENSE +++ /dev/null @@ -1,22 +0,0 @@ -Glob is licensed under the MIT "Expat" License: - -Copyright (c) 2016: Zachary Yedidia. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY -CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/lib/glob/README.md b/lib/glob/README.md deleted file mode 100644 index e2e6c64..0000000 --- a/lib/glob/README.md +++ /dev/null @@ -1,28 +0,0 @@ -# String globbing in Go - -[](http://godoc.org/github.com/zyedidia/glob) - -This package adds support for globs in Go. - -It simply converts glob expressions to regexps. I try to follow the standard defined [here](http://pubs.opengroup.org/onlinepubs/009695399/utilities/xcu_chap02.html#tag_02_13). - -# Example - -```go -package main - -import "github.com/zyedidia/glob" - -func main() { - glob, err := glob.Compile("{*.go,*.c}") - if err != nil { - // Error - } - - glob.Match([]byte("test.c")) // true - glob.Match([]byte("hello.go")) // true - glob.Match([]byte("test.d")) // false -} -``` - -You can call all the same functions on a glob that you can call on a regexp. diff --git a/lib/glob/glob.go b/lib/glob/glob.go deleted file mode 100644 index c270dbc..0000000 --- a/lib/glob/glob.go +++ /dev/null @@ -1,108 +0,0 @@ -// Package glob provides objects for matching strings with globs -package glob - -import "regexp" - -// Glob is a wrapper of *regexp.Regexp. -// It should contain a glob expression compiled into a regular expression. -type Glob struct { - *regexp.Regexp -} - -// Compile a takes a glob expression as a string and transforms it -// into a *Glob object (which is really just a regular expression) -// Compile also returns a possible error. -func Compile(pattern string) (*Glob, error) { - r, err := globToRegex(pattern) - return &Glob{r}, err -} - -func globToRegex(glob string) (*regexp.Regexp, error) { - regex := "" - inGroup := 0 - inClass := 0 - firstIndexInClass := -1 - arr := []byte(glob) - - hasGlobCharacters := false - - for i := 0; i < len(arr); i++ { - ch := arr[i] - - switch ch { - case '\\': - i++ - if i >= len(arr) { - regex += "\\" - } else { - next := arr[i] - switch next { - case ',': - // Nothing - case 'Q', 'E': - regex += "\\\\" - default: - regex += "\\" - } - regex += string(next) - } - case '*': - if inClass == 0 { - regex += ".*" - } else { - regex += "*" - } - hasGlobCharacters = true - case '?': - if inClass == 0 { - regex += "." - } else { - regex += "?" - } - hasGlobCharacters = true - case '[': - inClass++ - firstIndexInClass = i + 1 - regex += "[" - hasGlobCharacters = true - case ']': - inClass-- - regex += "]" - case '.', '(', ')', '+', '|', '^', '$', '@', '%': - if inClass == 0 || (firstIndexInClass == i && ch == '^') { - regex += "\\" - } - regex += string(ch) - hasGlobCharacters = true - case '!': - if firstIndexInClass == i { - regex += "^" - } else { - regex += "!" - } - hasGlobCharacters = true - case '{': - inGroup++ - regex += "(" - hasGlobCharacters = true - case '}': - inGroup-- - regex += ")" - case ',': - if inGroup > 0 { - regex += "|" - hasGlobCharacters = true - } else { - regex += "," - } - default: - regex += string(ch) - } - } - - if hasGlobCharacters { - return regexp.Compile("^" + regex + "$") - } else { - return regexp.Compile(regex) - } -} |