egutierrez
93ef4b8010
Funcion Go pura del dominio shell que extrae la descripcion de un script Bash parseando el header del archivo. Busca comentarios con formato estandar y retorna la primera linea de descripcion encontrada. Util para indexar scripts automaticamente.
49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
package shell
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import (
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"bufio"
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"os"
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"path/filepath"
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"strings"
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)
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// ExtractScriptDescription parses a script file and returns the first
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// meaningful comment line as a description. Skips shebangs and empty lines.
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// Falls back to the filename (without extension, underscores replaced by spaces).
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func ExtractScriptDescription(scriptPath string) string {
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file, err := os.Open(scriptPath)
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if err != nil {
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return fallbackDescription(scriptPath)
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}
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defer file.Close()
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scanner := bufio.NewScanner(file)
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lineCount := 0
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for scanner.Scan() && lineCount < 5 {
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line := strings.TrimSpace(scanner.Text())
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lineCount++
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if strings.HasPrefix(line, "#!") || line == "" {
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continue
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}
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if strings.HasPrefix(line, "#") {
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desc := strings.TrimSpace(strings.TrimPrefix(line, "#"))
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desc = strings.TrimSpace(strings.TrimPrefix(desc, "Script:"))
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desc = strings.TrimSpace(strings.TrimPrefix(desc, "Script para"))
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desc = strings.TrimSpace(strings.TrimPrefix(desc, "Descripción:"))
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desc = strings.TrimSpace(strings.TrimPrefix(desc, "Description:"))
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if desc != "" {
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return desc
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}
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}
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}
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return fallbackDescription(scriptPath)
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}
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func fallbackDescription(scriptPath string) string {
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name := filepath.Base(scriptPath)
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name = strings.TrimSuffix(name, filepath.Ext(name))
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return strings.ReplaceAll(name, "_", " ")
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}
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