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23d3d962e0
- improved comment handling - yaml decoder now responsible for leading content work around
64 lines
1.4 KiB
Go
64 lines
1.4 KiB
Go
package yqlib
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import (
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"bufio"
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"container/list"
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"errors"
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"fmt"
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"io"
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"os"
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)
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func readStream(filename string) (io.Reader, error) {
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var reader *bufio.Reader
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if filename == "-" {
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reader = bufio.NewReader(os.Stdin)
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} else {
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// ignore CWE-22 gosec issue - that's more targeted for http based apps that run in a public directory,
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// and ensuring that it's not possible to give a path to a file outside thar directory.
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file, err := os.Open(filename) // #nosec
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if err != nil {
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return nil, err
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}
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reader = bufio.NewReader(file)
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}
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return reader, nil
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}
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func writeString(writer io.Writer, txt string) error {
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_, errorWriting := writer.Write([]byte(txt))
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return errorWriting
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}
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func readDocuments(reader io.Reader, filename string, fileIndex int, decoder Decoder) (*list.List, error) {
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err := decoder.Init(reader)
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if err != nil {
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return nil, err
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}
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inputList := list.New()
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var currentIndex uint
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for {
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candidateNode, errorReading := decoder.Decode()
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if errors.Is(errorReading, io.EOF) {
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switch reader := reader.(type) {
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case *os.File:
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safelyCloseFile(reader)
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}
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return inputList, nil
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} else if errorReading != nil {
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return nil, fmt.Errorf("bad file '%v': %w", filename, errorReading)
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}
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candidateNode.Document = currentIndex
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candidateNode.Filename = filename
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candidateNode.FileIndex = fileIndex
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candidateNode.EvaluateTogether = true
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inputList.PushBack(candidateNode)
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currentIndex = currentIndex + 1
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}
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}
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