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settings.go
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/
settings.go
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package main
import (
"bufio"
"fmt"
"io"
"os"
"strings"
)
type Settings struct {
EditorCommand string
}
const (
defaultSettingsFilename = "GitHubIssueManager.conf"
)
// Load settings from a given configuration file
func loadSettings(settings *Settings, filename string) error {
file, err := os.Open(filename)
if err != nil {
return err
}
defer file.Close()
reader := bufio.NewReader(file)
lineno := 0
for {
lineno++
line, err := reader.ReadString('\n')
if err != nil {
if err == io.EOF {
if len(line) == 0 {
break
}
} else {
return err
}
}
line = strings.TrimSpace(line)
// Ignore comments
if line[0] == '#' {
continue
}
pair := strings.Split(line, "=")
if len(pair) == 1 {
return fmt.Errorf("Reading settings file %s: Line %d: Malformed\n", filename, lineno)
}
key, value := strings.ToLower(strings.TrimSpace(pair[0])), strings.TrimSpace(pair[1])
switch key {
case "editor":
settings.EditorCommand = value
}
}
return nil
}