mirror of https://github.com/siddontang/go.git
64 lines
979 B
Go
64 lines
979 B
Go
package config
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import (
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"bufio"
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"bytes"
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"fmt"
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"io"
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"io/ioutil"
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"strings"
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)
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func ReadConfigFile(name string) (*Config, error) {
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data, err := ioutil.ReadFile(name)
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if err != nil {
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return nil, err
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}
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return ReadConfig(data)
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}
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func ReadConfig(data []byte) (*Config, error) {
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cfg := NewConfig()
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if err := cfg.Read(bytes.NewBuffer(data)); err != nil {
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return nil, err
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}
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return cfg, nil
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}
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func (c *Config) Read(r io.Reader) error {
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rb := bufio.NewReaderSize(r, 4096)
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for {
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l, err := rb.ReadString('\n')
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if err != nil && err != io.EOF {
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return err
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} else if err == io.EOF {
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break
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}
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l = strings.TrimSpace(l)
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if len(l) == 0 {
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continue
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}
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//comment
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if l[0] == '#' {
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continue
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}
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ps := strings.Split(l, "=")
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if len(ps) > 2 {
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return fmt.Errorf("invalid line format %s", l)
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} else if len(ps) == 1 {
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c.SetString(ps[0], "")
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} else {
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c.SetString(strings.TrimSpace(ps[0]), strings.TrimSpace(ps[1]))
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}
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}
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return nil
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}
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