42 lines
846 B
Go
42 lines
846 B
Go
package parse
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import (
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"bufio"
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"io"
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"strconv"
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"github.com/mediocregopher/ginger/types"
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)
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//func ReadElem(r io.Reader) (types.Elem, error) {
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// buf := bufio.NewReader(r)
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// var err error
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// for {
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// }
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//}
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// ReadString reads in a string from the given reader. It assumes the first
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// double-quote has already been read off. Ginger strings are wrapped with " and
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// are allowed to have newlines literal in them. In all other respects they are
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// the same as go strings.
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func ReadString(r io.Reader) (types.Str, error) {
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buf := bufio.NewReader(r)
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str := types.Str("\"")
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for {
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piece, err := buf.ReadBytes('"')
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if err != nil {
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return "", err
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}
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str += types.Str(piece)
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if piece[len(piece)-2] != '\\' {
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break
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}
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}
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ret, err := strconv.Unquote(string(str))
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if err != nil {
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return "", err
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}
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return types.Str(ret), nil
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}
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