Warning
Performance is probably horrible and error handling non-existing.
Code it mostly a stripped down and modified version of jqjq.
Compatible with jq, gojq and jaq.
$ cat example.json5
{
// comments
unquoted: 'and you can quote me on that',
singleQuotes: 'I can use "double quotes" here',
lineBreaks: "Look, Mom! \
No \\n's!",
hexadecimal: 0xdecaf,
leadingDecimalPoint: .8675309, andTrailing: 8675309.,
positiveSign: +1,
trailingComma: 'in objects', andIn: ['arrays',],
"backwardsCompatible": "with JSON",
}
# -Rs to read content of example.json5 as a string, don't parse it as JSON
# -L . adds current directory to library path (where json5.jq is)
# include "json5" to load json5.jq
# fromjson5 to use included function on input string
$ jq -Rs -L . 'include "json5"; fromjson5' example.json5
{
"unquoted": "and you can quote me on that",
"singleQuotes": "I can use \"double quotes\" here",
"lineBreaks": "Look, Mom! No \\n's!",
"hexadecimal": 912559,
"leadingDecimalPoint": 0.8675309,
"andTrailing": 8675309,
"positiveSign": 1,
"trailingComma": "in objects",
"andIn": [
"arrays"
],
"backwardsCompatible": "with JSON"
}
$ jq -Rs -L . 'include "json5"; fromjson5 | .hexadecimal + .positiveSign' example.json5
912560Put content of json5.jq in ~/.jq to make it be included automatically and you can do:
$ jq -Rs fromjson5.a <<< '{a:0x123}'
291make test- Cleanup jqjq remains
- Line/column on error
- Less hacky
{NaN: 123}support - Verify supported whitespace. Now uses
\sregexp