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record_writer_markdown.go
80 lines (67 loc) · 2.16 KB
/
record_writer_markdown.go
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package output
import (
"bufio"
"strings"
"github.com/johnkerl/miller/pkg/cli"
"github.com/johnkerl/miller/pkg/colorizer"
"github.com/johnkerl/miller/pkg/mlrval"
"github.com/johnkerl/miller/pkg/types"
)
type RecordWriterMarkdown struct {
writerOptions *cli.TWriterOptions
ors string
numHeaderLinesOutput int
lastJoinedHeader string
}
func NewRecordWriterMarkdown(writerOptions *cli.TWriterOptions) (*RecordWriterMarkdown, error) {
return &RecordWriterMarkdown{
writerOptions: writerOptions,
numHeaderLinesOutput: 0,
lastJoinedHeader: "",
}, nil
}
// ----------------------------------------------------------------
func (writer *RecordWriterMarkdown) Write(
outrec *mlrval.Mlrmap,
_ *types.Context,
bufferedOutputStream *bufio.Writer,
outputIsStdout bool,
) error {
if outrec == nil { // end of record stream
return nil
}
currentJoinedHeader := outrec.GetKeysJoined()
if writer.lastJoinedHeader != "" {
if currentJoinedHeader != writer.lastJoinedHeader {
writer.lastJoinedHeader = ""
if writer.numHeaderLinesOutput > 0 {
bufferedOutputStream.WriteString(writer.writerOptions.ORS)
}
}
}
if writer.lastJoinedHeader == "" {
bufferedOutputStream.WriteString("|")
for pe := outrec.Head; pe != nil; pe = pe.Next {
bufferedOutputStream.WriteString(" ")
bufferedOutputStream.WriteString(colorizer.MaybeColorizeKey(pe.Key, outputIsStdout))
bufferedOutputStream.WriteString(" |")
}
bufferedOutputStream.WriteString(writer.writerOptions.ORS)
bufferedOutputStream.WriteString("|")
for pe := outrec.Head; pe != nil; pe = pe.Next {
bufferedOutputStream.WriteString(" --- |")
}
bufferedOutputStream.WriteString(writer.writerOptions.ORS)
writer.lastJoinedHeader = currentJoinedHeader
writer.numHeaderLinesOutput++
}
bufferedOutputStream.WriteString("|")
for pe := outrec.Head; pe != nil; pe = pe.Next {
bufferedOutputStream.WriteString(" ")
value := strings.ReplaceAll(pe.Value.String(), "|", "\\|")
bufferedOutputStream.WriteString(colorizer.MaybeColorizeValue(value, outputIsStdout))
bufferedOutputStream.WriteString(" |")
}
bufferedOutputStream.WriteString(writer.writerOptions.ORS)
return nil
}