52 lines
940 B
Go
52 lines
940 B
Go
package util
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import (
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e "codeberg.org/pebbe/errors"
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"fmt"
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"os"
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"path/filepath"
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"regexp"
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"strings"
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)
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var (
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p = e.PanicErr
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reEOL = regexp.MustCompile(`[.!?]['"”’]?$`)
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reNEOL = regexp.MustCompile(`[.!?]['"”’]?\p{Lu}\p{Ll}`)
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reLET = regexp.MustCompile(`\p{Lu}`)
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)
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func AddEnd(s string) string {
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s = strings.TrimSpace(s)
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if s == "" {
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return ""
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}
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if reEOL.MatchString(s) {
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return s + "\n"
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}
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return s + ".\n"
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}
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func FixSpace(s string) string {
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s = strings.Join(strings.Fields(s), " ")
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s = reNEOL.ReplaceAllStringFunc(s, func(s1 string) string {
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i := reLET.FindStringIndex(s1)[0]
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return s1[:i] + " " + s1[i:]
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})
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return s
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}
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func MkLock(filename string) {
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pid := os.Getpid()
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link := fmt.Sprintf("%s.%d", filepath.Base(filename), pid)
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p(os.Symlink(link, filename))
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name, err := os.Readlink(filename)
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p(err)
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if name != link {
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p(fmt.Errorf("wrong lock name %q, should be %q", name, link))
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}
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}
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