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109 lines
2.4 KiB
Go
109 lines
2.4 KiB
Go
package interp
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import (
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"math/big"
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"github.com/wader/fq/internal/ansi"
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"github.com/wader/fq/pkg/bitio"
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)
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var PlainDecorator = Decorator{
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Column: "|",
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ValueColor: func(v interface{}) ansi.Code { return ansi.None },
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ByteColor: func(b byte) ansi.Code { return ansi.None },
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}
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func decoratorFromOptions(opts Options) Decorator {
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d := PlainDecorator
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if opts.Unicode {
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// U+2502 Box Drawings Light Vertical
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d.Column = "│"
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}
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if opts.Color {
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colors := opts.Colors
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d.Null = ansi.FromString(colors["null"])
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d.False = ansi.FromString(colors["false"])
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d.True = ansi.FromString(colors["true"])
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d.Number = ansi.FromString(colors["number"])
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d.String = ansi.FromString(colors["string"])
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d.ObjectKey = ansi.FromString(colors["objectkey"])
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d.Array = ansi.FromString(colors["array"])
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d.Object = ansi.FromString(colors["object"])
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d.Index = ansi.FromString(colors["index"])
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d.Value = ansi.FromString(colors["value"])
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d.DumpHeader = ansi.FromString(colors["dumpheader"])
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d.DumpAddr = ansi.FromString(colors["dumpaddr"])
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d.Error = ansi.FromString(colors["error"])
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d.ValueColor = func(v interface{}) ansi.Code {
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switch vv := v.(type) {
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case bool:
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if vv {
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return d.True
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}
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return d.False
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case string, bitio.Reader:
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return d.String
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case nil:
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return d.Null
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case int, float64, int64, uint64:
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// TODO: clean up number types
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return d.Number
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case *big.Int:
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return d.Number
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default:
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panic("unreachable")
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}
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}
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byteDefaultColor := ansi.FromString("")
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byteColors := map[byte]ansi.Code{}
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for i := 0; i < 256; i++ {
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byteColors[byte(i)] = byteDefaultColor
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}
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for _, sr := range opts.ByteColors {
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c := ansi.FromString(sr.Value)
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for _, r := range sr.Ranges {
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for i := r[0]; i <= r[1]; i++ {
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byteColors[byte(i)] = c
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}
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}
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}
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d.ByteColor = func(b byte) ansi.Code { return byteColors[b] }
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} else {
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d.ValueColor = func(v interface{}) ansi.Code { return ansi.None }
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d.ByteColor = func(b byte) ansi.Code { return ansi.None }
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}
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return d
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}
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type Decorator struct {
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Null ansi.Code
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False ansi.Code
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True ansi.Code
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Number ansi.Code
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String ansi.Code
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ObjectKey ansi.Code
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Array ansi.Code
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Object ansi.Code
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Index ansi.Code
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Value ansi.Code
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DumpHeader ansi.Code
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DumpAddr ansi.Code
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Error ansi.Code
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ValueColor func(v interface{}) ansi.Code
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ByteColor func(b byte) ansi.Code
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Column string
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}
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