diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_posix.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_posix.go | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_posix.go b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_posix.go deleted file mode 100644 index a4495909d..000000000 --- a/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_posix.go +++ /dev/null @@ -1,69 +0,0 @@ -// +build !windows,!js - -package runewidth - -import ( - "os" - "regexp" - "strings" -) - -var reLoc = regexp.MustCompile(`^[a-z][a-z][a-z]?(?:_[A-Z][A-Z])?\.(.+)`) - -func IsEastAsian() bool { - locale := os.Getenv("LC_CTYPE") - if locale == "" { - locale = os.Getenv("LANG") - } - - // ignore C locale - if locale == "POSIX" || locale == "C" { - return false - } - if len(locale) > 1 && locale[0] == 'C' && (locale[1] == '.' || locale[1] == '-') { - return false - } - - charset := strings.ToLower(locale) - r := reLoc.FindStringSubmatch(locale) - if len(r) == 2 { - charset = strings.ToLower(r[1]) - } - - if strings.HasSuffix(charset, "@cjk_narrow") { - return false - } - - for pos, b := range []byte(charset) { - if b == '@' { - charset = charset[:pos] - break - } - } - - mbc_max := 1 - switch charset { - case "utf-8", "utf8": - mbc_max = 6 - case "jis": - mbc_max = 8 - case "eucjp": - mbc_max = 3 - case "euckr", "euccn": - mbc_max = 2 - case "sjis", "cp932", "cp51932", "cp936", "cp949", "cp950": - mbc_max = 2 - case "big5": - mbc_max = 2 - case "gbk", "gb2312": - mbc_max = 2 - } - - if mbc_max > 1 && (charset[0] != 'u' || - strings.HasPrefix(locale, "ja") || - strings.HasPrefix(locale, "ko") || - strings.HasPrefix(locale, "zh")) { - return true - } - return false -} |