Add .json5 to json Lexer#1224
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alecthomas merged 1 commit intoalecthomas:masterfrom Feb 27, 2026
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Technically the JSON lexer is not really good for json5 but I observe many people writing valid JSON into files with this extension so I think it's worth adding it here until proper support can be added.
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Technically the JSON lexer is not ideal for json5 but I observe many people writing valid json or jsonc into
.json5files (random example) so I think it's worth adding it. Here is a rendering of a JSON5 file with all features: