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Make JSON.generate 1.75x as fast#562

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mame wants to merge 10 commits intoruby:masterruby/json:masterfrom mame:faster-json-generatemame/json:faster-json-generateCopy head branch name to clipboard

+108-113

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Commits on Dec 27, 2023

• Stop prebuilding array_delim

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• Stop prebuilding object_delim

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• Stop prebuilding object_delim2

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• Apply RB_UNLIKELY for less frequently used options

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• Use RB_ENCODING_GET instead of rb_enc_get to improve performance

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• Pre-check that escaping is not required for string dump

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• Use efficient object-type dispatching

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• Directly use generate_json_string for object keys

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• Use RARRAY_AREF instead of rb_ary_entry to improve performance

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• Define dummy RB_UNLIKELY for old ruby versions

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