49 lines
882 B
Go
49 lines
882 B
Go
package utio
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import (
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"bufio"
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"fmt"
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"io"
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)
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type Liner struct {
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Lines []string
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}
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// Lines creates a coder that encodes/decodes the lines of a text file.
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func Lines() *Liner {
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return &Liner{}
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}
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func (l *Liner) Encode(w io.Writer) error {
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for _, line := range l.Lines {
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if _, err := fmt.Fprintln(w, line); err != nil {
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return err
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}
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}
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return nil
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}
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func (l *Liner) Decode(r io.Reader) error {
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scanner := bufio.NewScanner(r)
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for scanner.Scan() {
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l.Lines = append(l.Lines, scanner.Text())
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}
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return scanner.Err()
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}
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// ReadLines reads a text file and splits in lines.
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func ReadLines(path string) ([]string, error) {
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var l = Lines()
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var err = DecodeFile(path, l)
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if nil != err {
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return nil, err
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}
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return l.Lines, nil
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}
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// WriteLines writes lines to a text file.
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func WriteLines(path string, lines []string) error {
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return EncodeFile(path, &Liner{lines})
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}
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