59 lines
1.1 KiB
Go
59 lines
1.1 KiB
Go
package txt
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import (
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"regexp"
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"strings"
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"unicode"
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)
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var ContainsNumberRegexp = regexp.MustCompile("\\d+")
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func ContainsNumber(s string) bool {
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return ContainsNumberRegexp.MatchString(s)
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}
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// isSeparator reports whether the rune could mark a word boundary.
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func isSeparator(r rune) bool {
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// ASCII alphanumerics and underscore are not separators
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if r <= 0x7F {
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switch {
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case '0' <= r && r <= '9':
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return false
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case 'a' <= r && r <= 'z':
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return false
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case 'A' <= r && r <= 'Z':
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return false
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case r == '_', r == '\'':
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return false
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}
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return true
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}
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// Letters and digits are not separators
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if unicode.IsLetter(r) || unicode.IsDigit(r) {
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return false
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}
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// Otherwise, all we can do for now is treat spaces as separators.
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return unicode.IsSpace(r)
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}
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func UcFirst(str string) string {
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for i, v := range str {
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return string(unicode.ToUpper(v)) + str[i+1:]
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}
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return ""
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}
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func Title(s string) string {
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prev := ' '
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return strings.Map(
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func(r rune) rune {
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if isSeparator(prev) {
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prev = r
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return unicode.ToTitle(r)
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}
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prev = r
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return r
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},
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s)
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}
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