Method RawLine

error.go:62–89

RawLine returns the affected line from the original template, if available.

()

// RawLine returns the affected line from the original template, if available.
func (e *Error) RawLine() (line string, available bool, outErr error) {
	if e.Line <= 0 || e.Filename == "<string>" || e.Template == nil {
		return "", false, nil
	}

	_, _, fd, err := e.Template.set.resolveTemplate(e.Template, e.Filename)
	if err != nil {
		return "", false, err
	}
	if closer, ok := fd.(io.Closer); ok {
		defer func() {
			err := closer.Close()
			if err != nil && outErr == nil {
				outErr = err
			}
		}()
	}

	scanner := bufio.NewScanner(fd)
	l := 0
	for scanner.Scan() {
		l++
		if l == e.Line {
			return scanner.Text(), true, nil
		}
	}
	return "", false, nil
}