47 lines
642 B
Go
47 lines
642 B
Go
package main
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import (
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"encoding/csv"
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"io"
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"os"
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"strings"
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)
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// loadMapFile loads a file as a map
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func loadMapFile(file string) (map[string]string, error) {
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f, err := os.Open(file)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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return loadMap(f)
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}
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// loadMap loads a pipe separated file of mappings
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func loadMap(f io.Reader) (map[string]string, error) {
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m := make(map[string]string)
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r := csv.NewReader(f)
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r.Comma = '|'
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for {
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row, err := r.Read()
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if err != nil {
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if err == io.EOF {
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break
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}
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return nil, err
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}
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m[strings.TrimLeft(row[0], "/")] = strings.TrimLeft(row[1], "/")
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}
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return m, nil
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}
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