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mirror of https://github.com/wader/fq.git synced 2024-12-23 13:22:58 +03:00

interp: Paths with a array as root was missing start dot

This commit is contained in:
Mattias Wadman 2022-04-08 16:47:40 +02:00
parent a763840833
commit 6f03471d15
3 changed files with 20 additions and 10 deletions

View File

@ -1,5 +1,16 @@
# from https://wiki.wireshark.org/Development/PcapNg
$ fq -d pcapng dv /dhcp_little_endian.pcapng
# TODO: move once we can have decode value tests somehow
$ fq '.[0].blocks[0]' /dhcp_little_endian.pcapng
|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|.[0].blocks[0]{}:
0x00|0a 0d 0d 0a |.... | type: "section_header" (0xa0d0d0a) (Section Header Block)
0x00| 1c 00 00 00 | .... | length: 28
0x00| 4d 3c 2b 1a | M<+. | byte_order_magic: "little_endian" (0x4d3c2b1a)
0x00| 01 00 | .. | major_version: 1
0x00| 00 00| ..| minor_version: 0
0x10|ff ff ff ff ff ff ff ff |........ | section_length: -1
| | | options[0:0]:
0x10| 1c 00 00 00 | .... | footer_total_length: 28
$ fq dv /dhcp_little_endian.pcapng
|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef|.[0:1]: /dhcp_little_endian.pcapng (pcapng) 0x0-0x5fb.7 (1532)
| | | [0]{}: section 0x0-0x5fb.7 (1532)
| | | blocks[0:7]: 0x0-0x5fb.7 (1532)

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@ -82,7 +82,7 @@ func dumpEx(v *decode.Value, buf []byte, cw *columnwriter.Writer, depth int, roo
name = ""
}
if depth == 0 {
name = valuePathDecorated(nameV, deco)
name = valuePathExprDecorated(nameV, deco)
} else {
name = deco.ObjectKey.Wrap(name)
}

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@ -216,23 +216,22 @@ func valuePath(v *decode.Value) []interface{} {
return parts
}
func valuePathDecorated(v *decode.Value, d Decorator) string {
var parts []string
func valuePathExprDecorated(v *decode.Value, d Decorator) string {
parts := []string{"."}
for _, p := range valuePath(v) {
for i, p := range valuePath(v) {
switch p := p.(type) {
case string:
parts = append(parts, ".", d.ObjectKey.Wrap(p))
if i > 0 {
parts = append(parts, ".")
}
parts = append(parts, d.ObjectKey.Wrap(p))
case int:
indexStr := strconv.Itoa(p)
parts = append(parts, fmt.Sprintf("%s%s%s", d.Index.F("["), d.Number.F(indexStr), d.Index.F("]")))
}
}
if len(parts) == 0 {
return "."
}
return strings.Join(parts, "")
}