49 lines
925 B
Go
49 lines
925 B
Go
package app
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import (
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"os"
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"strings"
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)
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func writeLinesFile(path string, lines []string) error {
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if len(lines) == 0 {
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return os.WriteFile(path, []byte{}, 0o644)
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}
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payload := strings.Join(lines, "\n")
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if !strings.HasSuffix(payload, "\n") {
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payload += "\n"
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}
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return os.WriteFile(path, []byte(payload), 0o644)
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}
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func readLinesFile(path string) ([]string, error) {
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data, err := os.ReadFile(path)
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if err != nil {
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return nil, err
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}
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lines := make([]string, 0, 64)
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for _, raw := range strings.Split(string(data), "\n") {
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ln := strings.TrimSpace(raw)
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if ln == "" {
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continue
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}
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lines = append(lines, ln)
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}
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return lines, nil
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}
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func cacheCopyOrEmpty(src, dst string) error {
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if err := copyFile(src, dst); err == nil {
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return nil
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}
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return os.WriteFile(dst, []byte{}, 0o644)
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}
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func fileExists(path string) bool {
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info, err := os.Stat(path)
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if err != nil {
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return false
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}
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return !info.IsDir()
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}
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