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|
package utils
import (
"bufio"
"fmt"
"os"
"strings"
)
func ProcGetByKey(filename, delim string, keySet map[string]string,
fall bool) error {
fr, err := os.Open(filename)
if err != nil {
return err
}
defer fr.Close()
l := len(keySet)
count := 0
scanner := bufio.NewScanner(fr)
for scanner.Scan() {
if count >= l && !fall {
break
}
text := scanner.Text()
if len(text) == 0 {
continue
}
items := strings.SplitN(text, delim, 2)
if len(items) != 2 {
continue
}
key := strings.TrimSpace(items[0])
_, ok := keySet[key]
if !ok {
continue
}
keySet[key] = strings.TrimSpace(items[1])
count++
}
if l != count {
return fmt.Errorf("not found all keys")
}
return nil
}
|
