diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/mattn')
7 files changed, 673 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/.travis.yml b/Godeps/_workspace/src/github.com/mattn/go-runewidth/.travis.yml new file mode 100644 index 000000000..ad584f4da --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/.travis.yml @@ -0,0 +1,9 @@ +language: go +go: + - tip +before_install: + - go get github.com/axw/gocov/gocov + - go get github.com/mattn/goveralls + - go get golang.org/x/tools/cmd/cover +script: + - $HOME/gopath/bin/goveralls -repotoken lAKAWPzcGsD3A8yBX3BGGtRUdJ6CaGERL diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/README.mkd b/Godeps/_workspace/src/github.com/mattn/go-runewidth/README.mkd new file mode 100644 index 000000000..4f0d583be --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/README.mkd @@ -0,0 +1,25 @@ +go-runewidth +============ + +[![Build Status](https://travis-ci.org/mattn/go-runewidth.png?branch=master)](https://travis-ci.org/mattn/go-runewidth) +[![Coverage Status](https://coveralls.io/repos/mattn/go-runewidth/badge.png?branch=HEAD)](https://coveralls.io/r/mattn/go-runewidth?branch=HEAD) + +Provides functions to get fixed width of the character or string. + +Usage +----- + +```go +runewidth.StringWidth("つのだ☆HIRO") == 12 +``` + + +Author +------ + +Yasuhiro Matsumoto + +License +------- + +under the MIT License: http://mattn.mit-license.org/2013 diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth.go b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth.go new file mode 100644 index 000000000..0b417db15 --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth.go @@ -0,0 +1,404 @@ +package runewidth + +var EastAsianWidth = IsEastAsian() +var DefaultCondition = &Condition{EastAsianWidth} + +type interval struct { + first rune + last rune +} + +var combining = []interval{ + {0x0300, 0x036F}, {0x0483, 0x0486}, {0x0488, 0x0489}, + {0x0591, 0x05BD}, {0x05BF, 0x05BF}, {0x05C1, 0x05C2}, + {0x05C4, 0x05C5}, {0x05C7, 0x05C7}, {0x0600, 0x0603}, + {0x0610, 0x0615}, {0x064B, 0x065E}, {0x0670, 0x0670}, + {0x06D6, 0x06E4}, {0x06E7, 0x06E8}, {0x06EA, 0x06ED}, + {0x070F, 0x070F}, {0x0711, 0x0711}, {0x0730, 0x074A}, + {0x07A6, 0x07B0}, {0x07EB, 0x07F3}, {0x0901, 0x0902}, + {0x093C, 0x093C}, {0x0941, 0x0948}, {0x094D, 0x094D}, + {0x0951, 0x0954}, {0x0962, 0x0963}, {0x0981, 0x0981}, + {0x09BC, 0x09BC}, {0x09C1, 0x09C4}, {0x09CD, 0x09CD}, + {0x09E2, 0x09E3}, {0x0A01, 0x0A02}, {0x0A3C, 0x0A3C}, + {0x0A41, 0x0A42}, {0x0A47, 0x0A48}, {0x0A4B, 0x0A4D}, + {0x0A70, 0x0A71}, {0x0A81, 0x0A82}, {0x0ABC, 0x0ABC}, + {0x0AC1, 0x0AC5}, {0x0AC7, 0x0AC8}, {0x0ACD, 0x0ACD}, + {0x0AE2, 0x0AE3}, {0x0B01, 0x0B01}, {0x0B3C, 0x0B3C}, + {0x0B3F, 0x0B3F}, {0x0B41, 0x0B43}, {0x0B4D, 0x0B4D}, + {0x0B56, 0x0B56}, {0x0B82, 0x0B82}, {0x0BC0, 0x0BC0}, + {0x0BCD, 0x0BCD}, {0x0C3E, 0x0C40}, {0x0C46, 0x0C48}, + {0x0C4A, 0x0C4D}, {0x0C55, 0x0C56}, {0x0CBC, 0x0CBC}, + {0x0CBF, 0x0CBF}, {0x0CC6, 0x0CC6}, {0x0CCC, 0x0CCD}, + {0x0CE2, 0x0CE3}, {0x0D41, 0x0D43}, {0x0D4D, 0x0D4D}, + {0x0DCA, 0x0DCA}, {0x0DD2, 0x0DD4}, {0x0DD6, 0x0DD6}, + {0x0E31, 0x0E31}, {0x0E34, 0x0E3A}, {0x0E47, 0x0E4E}, + {0x0EB1, 0x0EB1}, {0x0EB4, 0x0EB9}, {0x0EBB, 0x0EBC}, + {0x0EC8, 0x0ECD}, {0x0F18, 0x0F19}, {0x0F35, 0x0F35}, + {0x0F37, 0x0F37}, {0x0F39, 0x0F39}, {0x0F71, 0x0F7E}, + {0x0F80, 0x0F84}, {0x0F86, 0x0F87}, {0x0F90, 0x0F97}, + {0x0F99, 0x0FBC}, {0x0FC6, 0x0FC6}, {0x102D, 0x1030}, + {0x1032, 0x1032}, {0x1036, 0x1037}, {0x1039, 0x1039}, + {0x1058, 0x1059}, {0x1160, 0x11FF}, {0x135F, 0x135F}, + {0x1712, 0x1714}, {0x1732, 0x1734}, {0x1752, 0x1753}, + {0x1772, 0x1773}, {0x17B4, 0x17B5}, {0x17B7, 0x17BD}, + {0x17C6, 0x17C6}, {0x17C9, 0x17D3}, {0x17DD, 0x17DD}, + {0x180B, 0x180D}, {0x18A9, 0x18A9}, {0x1920, 0x1922}, + {0x1927, 0x1928}, {0x1932, 0x1932}, {0x1939, 0x193B}, + {0x1A17, 0x1A18}, {0x1B00, 0x1B03}, {0x1B34, 0x1B34}, + {0x1B36, 0x1B3A}, {0x1B3C, 0x1B3C}, {0x1B42, 0x1B42}, + {0x1B6B, 0x1B73}, {0x1DC0, 0x1DCA}, {0x1DFE, 0x1DFF}, + {0x200B, 0x200F}, {0x202A, 0x202E}, {0x2060, 0x2063}, + {0x206A, 0x206F}, {0x20D0, 0x20EF}, {0x302A, 0x302F}, + {0x3099, 0x309A}, {0xA806, 0xA806}, {0xA80B, 0xA80B}, + {0xA825, 0xA826}, {0xFB1E, 0xFB1E}, {0xFE00, 0xFE0F}, + {0xFE20, 0xFE23}, {0xFEFF, 0xFEFF}, {0xFFF9, 0xFFFB}, + {0x10A01, 0x10A03}, {0x10A05, 0x10A06}, {0x10A0C, 0x10A0F}, + {0x10A38, 0x10A3A}, {0x10A3F, 0x10A3F}, {0x1D167, 0x1D169}, + {0x1D173, 0x1D182}, {0x1D185, 0x1D18B}, {0x1D1AA, 0x1D1AD}, + {0x1D242, 0x1D244}, {0xE0001, 0xE0001}, {0xE0020, 0xE007F}, + {0xE0100, 0xE01EF}, +} + +type ctype int + +const ( + narrow ctype = iota + ambiguous + wide + halfwidth + fullwidth + neutral +) + +type intervalType struct { + first rune + last rune + ctype ctype +} + +var ctypes = []intervalType{ + {0x0020, 0x007E, narrow}, + {0x00A1, 0x00A1, ambiguous}, + {0x00A2, 0x00A3, narrow}, + {0x00A4, 0x00A4, ambiguous}, + {0x00A5, 0x00A6, narrow}, + {0x00A7, 0x00A8, ambiguous}, + {0x00AA, 0x00AA, ambiguous}, + {0x00AC, 0x00AC, narrow}, + {0x00AD, 0x00AE, ambiguous}, + {0x00AF, 0x00AF, narrow}, + {0x00B0, 0x00B4, ambiguous}, + {0x00B6, 0x00BA, ambiguous}, + {0x00BC, 0x00BF, ambiguous}, + {0x00C6, 0x00C6, ambiguous}, + {0x00D0, 0x00D0, ambiguous}, + {0x00D7, 0x00D8, ambiguous}, + {0x00DE, 0x00E1, ambiguous}, + {0x00E6, 0x00E6, ambiguous}, + {0x00E8, 0x00EA, ambiguous}, + {0x00EC, 0x00ED, ambiguous}, + {0x00F0, 0x00F0, ambiguous}, + {0x00F2, 0x00F3, ambiguous}, + {0x00F7, 0x00FA, ambiguous}, + {0x00FC, 0x00FC, ambiguous}, + {0x00FE, 0x00FE, ambiguous}, + {0x0101, 0x0101, ambiguous}, + {0x0111, 0x0111, ambiguous}, + {0x0113, 0x0113, ambiguous}, + {0x011B, 0x011B, ambiguous}, + {0x0126, 0x0127, ambiguous}, + {0x012B, 0x012B, ambiguous}, + {0x0131, 0x0133, ambiguous}, + {0x0138, 0x0138, ambiguous}, + {0x013F, 0x0142, ambiguous}, + {0x0144, 0x0144, ambiguous}, + {0x0148, 0x014B, ambiguous}, + {0x014D, 0x014D, ambiguous}, + {0x0152, 0x0153, ambiguous}, + {0x0166, 0x0167, ambiguous}, + {0x016B, 0x016B, ambiguous}, + {0x01CE, 0x01CE, ambiguous}, + {0x01D0, 0x01D0, ambiguous}, + {0x01D2, 0x01D2, ambiguous}, + {0x01D4, 0x01D4, ambiguous}, + {0x01D6, 0x01D6, ambiguous}, + {0x01D8, 0x01D8, ambiguous}, + {0x01DA, 0x01DA, ambiguous}, + {0x01DC, 0x01DC, ambiguous}, + {0x0251, 0x0251, ambiguous}, + {0x0261, 0x0261, ambiguous}, + {0x02C4, 0x02C4, ambiguous}, + {0x02C7, 0x02C7, ambiguous}, + {0x02C9, 0x02CB, ambiguous}, + {0x02CD, 0x02CD, ambiguous}, + {0x02D0, 0x02D0, ambiguous}, + {0x02D8, 0x02DB, ambiguous}, + {0x02DD, 0x02DD, ambiguous}, + {0x02DF, 0x02DF, ambiguous}, + {0x0300, 0x036F, ambiguous}, + {0x0391, 0x03A2, ambiguous}, + {0x03A3, 0x03A9, ambiguous}, + {0x03B1, 0x03C1, ambiguous}, + {0x03C3, 0x03C9, ambiguous}, + {0x0401, 0x0401, ambiguous}, + {0x0410, 0x044F, ambiguous}, + {0x0451, 0x0451, ambiguous}, + {0x1100, 0x115F, wide}, + {0x2010, 0x2010, ambiguous}, + {0x2013, 0x2016, ambiguous}, + {0x2018, 0x2019, ambiguous}, + {0x201C, 0x201D, ambiguous}, + {0x2020, 0x2022, ambiguous}, + {0x2024, 0x2027, ambiguous}, + {0x2030, 0x2030, ambiguous}, + {0x2032, 0x2033, ambiguous}, + {0x2035, 0x2035, ambiguous}, + {0x203B, 0x203B, ambiguous}, + {0x203E, 0x203E, ambiguous}, + {0x2074, 0x2074, ambiguous}, + {0x207F, 0x207F, ambiguous}, + {0x2081, 0x2084, ambiguous}, + {0x20A9, 0x20A9, halfwidth}, + {0x20AC, 0x20AC, ambiguous}, + {0x2103, 0x2103, ambiguous}, + {0x2105, 0x2105, ambiguous}, + {0x2109, 0x2109, ambiguous}, + {0x2113, 0x2113, ambiguous}, + {0x2116, 0x2116, ambiguous}, + {0x2121, 0x2122, ambiguous}, + {0x2126, 0x2126, ambiguous}, + {0x212B, 0x212B, ambiguous}, + {0x2153, 0x2154, ambiguous}, + {0x215B, 0x215E, ambiguous}, + {0x2160, 0x216B, ambiguous}, + {0x2170, 0x2179, ambiguous}, + {0x2189, 0x218A, ambiguous}, + {0x2190, 0x2199, ambiguous}, + {0x21B8, 0x21B9, ambiguous}, + {0x21D2, 0x21D2, ambiguous}, + {0x21D4, 0x21D4, ambiguous}, + {0x21E7, 0x21E7, ambiguous}, + {0x2200, 0x2200, ambiguous}, + {0x2202, 0x2203, ambiguous}, + {0x2207, 0x2208, ambiguous}, + {0x220B, 0x220B, ambiguous}, + {0x220F, 0x220F, ambiguous}, + {0x2211, 0x2211, ambiguous}, + {0x2215, 0x2215, ambiguous}, + {0x221A, 0x221A, ambiguous}, + {0x221D, 0x2220, ambiguous}, + {0x2223, 0x2223, ambiguous}, + {0x2225, 0x2225, ambiguous}, + {0x2227, 0x222C, ambiguous}, + {0x222E, 0x222E, ambiguous}, + {0x2234, 0x2237, ambiguous}, + {0x223C, 0x223D, ambiguous}, + {0x2248, 0x2248, ambiguous}, + {0x224C, 0x224C, ambiguous}, + {0x2252, 0x2252, ambiguous}, + {0x2260, 0x2261, ambiguous}, + {0x2264, 0x2267, ambiguous}, + {0x226A, 0x226B, ambiguous}, + {0x226E, 0x226F, ambiguous}, + {0x2282, 0x2283, ambiguous}, + {0x2286, 0x2287, ambiguous}, + {0x2295, 0x2295, ambiguous}, + {0x2299, 0x2299, ambiguous}, + {0x22A5, 0x22A5, ambiguous}, + {0x22BF, 0x22BF, ambiguous}, + {0x2312, 0x2312, ambiguous}, + {0x2329, 0x232A, wide}, + {0x2460, 0x24E9, ambiguous}, + {0x24EB, 0x254B, ambiguous}, + {0x2550, 0x2573, ambiguous}, + {0x2580, 0x258F, ambiguous}, + {0x2592, 0x2595, ambiguous}, + {0x25A0, 0x25A1, ambiguous}, + {0x25A3, 0x25A9, ambiguous}, + {0x25B2, 0x25B3, ambiguous}, + {0x25B6, 0x25B7, ambiguous}, + {0x25BC, 0x25BD, ambiguous}, + {0x25C0, 0x25C1, ambiguous}, + {0x25C6, 0x25C8, ambiguous}, + {0x25CB, 0x25CB, ambiguous}, + {0x25CE, 0x25D1, ambiguous}, + {0x25E2, 0x25E5, ambiguous}, + {0x25EF, 0x25EF, ambiguous}, + {0x2605, 0x2606, ambiguous}, + {0x2609, 0x2609, ambiguous}, + {0x260E, 0x260F, ambiguous}, + {0x2614, 0x2615, ambiguous}, + {0x261C, 0x261C, ambiguous}, + {0x261E, 0x261E, ambiguous}, + {0x2640, 0x2640, ambiguous}, + {0x2642, 0x2642, ambiguous}, + {0x2660, 0x2661, ambiguous}, + {0x2663, 0x2665, ambiguous}, + {0x2667, 0x266A, ambiguous}, + {0x266C, 0x266D, ambiguous}, + {0x266F, 0x266F, ambiguous}, + {0x269E, 0x269F, ambiguous}, + {0x26BE, 0x26BF, ambiguous}, + {0x26C4, 0x26CD, ambiguous}, + {0x26CF, 0x26E1, ambiguous}, + {0x26E3, 0x26E3, ambiguous}, + {0x26E8, 0x26FF, ambiguous}, + {0x273D, 0x273D, ambiguous}, + {0x2757, 0x2757, ambiguous}, + {0x2776, 0x277F, ambiguous}, + {0x27E6, 0x27ED, narrow}, + {0x2985, 0x2986, narrow}, + {0x2B55, 0x2B59, ambiguous}, + {0x2E80, 0x2E9A, wide}, + {0x2E9B, 0x2EF4, wide}, + {0x2F00, 0x2FD6, wide}, + {0x2FF0, 0x2FFC, wide}, + {0x3000, 0x3000, fullwidth}, + {0x3001, 0x303E, wide}, + {0x3041, 0x3097, wide}, + {0x3099, 0x3100, wide}, + {0x3105, 0x312E, wide}, + {0x3131, 0x318F, wide}, + {0x3190, 0x31BB, wide}, + {0x31C0, 0x31E4, wide}, + {0x31F0, 0x321F, wide}, + {0x3220, 0x3247, wide}, + {0x3248, 0x324F, ambiguous}, + {0x3250, 0x32FF, wide}, + {0x3300, 0x4DBF, wide}, + {0x4E00, 0xA48D, wide}, + {0xA490, 0xA4C7, wide}, + {0xA960, 0xA97D, wide}, + {0xAC00, 0xD7A4, wide}, + {0xE000, 0xF8FF, ambiguous}, + {0xF900, 0xFAFF, wide}, + {0xFE00, 0xFE0F, ambiguous}, + {0xFE10, 0xFE1A, wide}, + {0xFE30, 0xFE53, wide}, + {0xFE54, 0xFE67, wide}, + {0xFE68, 0xFE6C, wide}, + {0xFF01, 0xFF60, fullwidth}, + {0xFF61, 0xFFBF, halfwidth}, + {0xFFC2, 0xFFC8, halfwidth}, + {0xFFCA, 0xFFD0, halfwidth}, + {0xFFD2, 0xFFD8, halfwidth}, + {0xFFDA, 0xFFDD, halfwidth}, + {0xFFE0, 0xFFE7, fullwidth}, + {0xFFE8, 0xFFEF, halfwidth}, + {0xFFFD, 0xFFFE, ambiguous}, + {0x1B000, 0x1B002, wide}, + {0x1F100, 0x1F10A, ambiguous}, + {0x1F110, 0x1F12D, ambiguous}, + {0x1F130, 0x1F169, ambiguous}, + {0x1F170, 0x1F19B, ambiguous}, + {0x1F200, 0x1F203, wide}, + {0x1F210, 0x1F23B, wide}, + {0x1F240, 0x1F249, wide}, + {0x1F250, 0x1F252, wide}, + {0x20000, 0x2FFFE, wide}, + {0x30000, 0x3FFFE, wide}, + {0xE0100, 0xE01F0, ambiguous}, + {0xF0000, 0xFFFFD, ambiguous}, + {0x100000, 0x10FFFE, ambiguous}, +} + +type Condition struct { + EastAsianWidth bool +} + +func NewCondition() *Condition { + return &Condition{EastAsianWidth} +} + +// RuneWidth returns the number of cells in r. +// See http://www.unicode.org/reports/tr11/ +func (c *Condition) RuneWidth(r rune) int { + if r == 0 { + return 0 + } + if r < 32 || (r >= 0x7f && r < 0xa0) { + return 1 + } + for _, iv := range combining { + if iv.first <= r && r <= iv.last { + return 0 + } + } + + if c.EastAsianWidth && IsAmbiguousWidth(r) { + return 2 + } + + if r >= 0x1100 && + (r <= 0x115f || r == 0x2329 || r == 0x232a || + (r >= 0x2e80 && r <= 0xa4cf && r != 0x303f) || + (r >= 0xac00 && r <= 0xd7a3) || + (r >= 0xf900 && r <= 0xfaff) || + (r >= 0xfe30 && r <= 0xfe6f) || + (r >= 0xff00 && r <= 0xff60) || + (r >= 0xffe0 && r <= 0xffe6) || + (r >= 0x20000 && r <= 0x2fffd) || + (r >= 0x30000 && r <= 0x3fffd)) { + return 2 + } + return 1 +} + +func (c *Condition) StringWidth(s string) (width int) { + for _, r := range []rune(s) { + width += c.RuneWidth(r) + } + return width +} + +func (c *Condition) Truncate(s string, w int, tail string) string { + r := []rune(s) + tw := StringWidth(tail) + w -= tw + width := 0 + i := 0 + for ; i < len(r); i++ { + cw := RuneWidth(r[i]) + if width+cw > w { + break + } + width += cw + } + if i == len(r) { + return string(r[0:i]) + } + return string(r[0:i]) + tail +} + +// RuneWidth returns the number of cells in r. +// See http://www.unicode.org/reports/tr11/ +func RuneWidth(r rune) int { + return DefaultCondition.RuneWidth(r) +} + +func ct(r rune) ctype { + for _, iv := range ctypes { + if iv.first <= r && r <= iv.last { + return iv.ctype + } + } + return neutral +} + +// IsAmbiguousWidth returns whether is ambiguous width or not. +func IsAmbiguousWidth(r rune) bool { + return ct(r) == ambiguous +} + +// IsAmbiguousWidth returns whether is ambiguous width or not. +func IsNeutralWidth(r rune) bool { + return ct(r) == neutral +} + +func StringWidth(s string) (width int) { + return DefaultCondition.StringWidth(s) +} + +func Truncate(s string, w int, tail string) string { + return DefaultCondition.Truncate(s, w, tail) +} diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_js.go b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_js.go new file mode 100644 index 000000000..0ce32c5e7 --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_js.go @@ -0,0 +1,8 @@ +// +build js + +package runewidth + +func IsEastAsian() bool { + // TODO: Implement this for the web. Detect east asian in a compatible way, and return true. + return false +} 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 new file mode 100644 index 000000000..a4495909d --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_posix.go @@ -0,0 +1,69 @@ +// +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 +} diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_test.go b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_test.go new file mode 100644 index 000000000..5cef3d6a4 --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_test.go @@ -0,0 +1,134 @@ +package runewidth + +import ( + "testing" +) + +var runewidthtests = []struct { + in rune + out int +}{ + {'世', 2}, + {'界', 2}, + {'セ', 1}, + {'カ', 1}, + {'イ', 1}, + {'☆', 2}, // double width in ambiguous + {'\x00', 0}, + {'\x01', 1}, + {'\u0300', 0}, +} + +func TestRuneWidth(t *testing.T) { + c := NewCondition() + c.EastAsianWidth = true + for _, tt := range runewidthtests { + if out := c.RuneWidth(tt.in); out != tt.out { + t.Errorf("Width(%q) = %v, want %v", tt.in, out, tt.out) + } + } +} + +var isambiguouswidthtests = []struct { + in rune + out bool +}{ + {'世', false}, + {'■', true}, + {'界', false}, + {'○', true}, + {'㈱', false}, + {'①', true}, + {'②', true}, + {'③', true}, + {'④', true}, + {'⑤', true}, + {'⑥', true}, + {'⑦', true}, + {'⑧', true}, + {'⑨', true}, + {'⑩', true}, + {'⑪', true}, + {'⑫', true}, + {'⑬', true}, + {'⑭', true}, + {'⑮', true}, + {'⑯', true}, + {'⑰', true}, + {'⑱', true}, + {'⑲', true}, + {'⑳', true}, + {'☆', true}, +} + +func TestIsAmbiguousWidth(t *testing.T) { + for _, tt := range isambiguouswidthtests { + if out := IsAmbiguousWidth(tt.in); out != tt.out { + t.Errorf("IsAmbiguousWidth(%q) = %v, want %v", tt.in, out, tt.out) + } + } +} + +var stringwidthtests = []struct { + in string + out int +}{ + {"■㈱の世界①", 12}, + {"スター☆", 8}, +} + +func TestStringWidth(t *testing.T) { + c := NewCondition() + c.EastAsianWidth = true + for _, tt := range stringwidthtests { + if out := c.StringWidth(tt.in); out != tt.out { + t.Errorf("StringWidth(%q) = %v, want %v", tt.in, out, tt.out) + } + } +} + +func TestStringWidthInvalid(t *testing.T) { + s := "こんにちわ\x00世界" + if out := StringWidth(s); out != 14 { + t.Errorf("StringWidth(%q) = %v, want %v", s, out, 14) + } +} + +func TestTruncate(t *testing.T) { + s := "あいうえおあいうえおえおおおおおおおおおおおおおおおおおおおおおおおおおおおおおお" + expected := "あいうえおあいうえおえおおおおおおおおおおおおおおおおおおおおおおおおおおお..." + + if out := Truncate(s, 80, "..."); out != expected { + t.Errorf("Truncate(%q) = %v, want %v", s, out, expected) + } +} + +func TestTruncateNoNeeded(t *testing.T) { + s := "あいうえおあい" + expected := "あいうえおあい" + + if out := Truncate(s, 80, "..."); out != expected { + t.Errorf("Truncate(%q) = %v, want %v", s, out, expected) + } +} + +var isneutralwidthtests = []struct { + in rune + out bool +}{ + {'→', false}, + {'┊', false}, + {'┈', false}, + {'~', false}, + {'└', false}, + {'⣀', true}, + {'⣀', true}, +} + +func TestIsNeutralWidth(t *testing.T) { + for _, tt := range isneutralwidthtests { + if out := IsNeutralWidth(tt.in); out != tt.out { + t.Errorf("IsNeutralWidth(%q) = %v, want %v", tt.in, out, tt.out) + } + } +} diff --git a/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_windows.go b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_windows.go new file mode 100644 index 000000000..bdd84454b --- /dev/null +++ b/Godeps/_workspace/src/github.com/mattn/go-runewidth/runewidth_windows.go @@ -0,0 +1,24 @@ +package runewidth + +import ( + "syscall" +) + +var ( + kernel32 = syscall.NewLazyDLL("kernel32") + procGetConsoleOutputCP = kernel32.NewProc("GetConsoleOutputCP") +) + +func IsEastAsian() bool { + r1, _, _ := procGetConsoleOutputCP.Call() + if r1 == 0 { + return false + } + + switch int(r1) { + case 932, 51932, 936, 949, 950: + return true + } + + return false +} |