34 lines
796 B
Text
34 lines
796 B
Text
# This is the same as json.gbnf but we restrict whitespaces at the end of the root array
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# Useful for generating JSON arrays
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root ::= arr
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value ::= object | array | string | number | ("true" | "false" | "null") ws
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arr ::=
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"[\n" ws (
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value
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(",\n" ws value)*
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)? "]"
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object ::=
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"{" ws (
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string ":" ws value
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("," ws string ":" ws value)*
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)? "}" ws
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array ::=
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"[" ws (
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value
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("," ws value)*
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)? "]" ws
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string ::=
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"\"" (
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[^"\\\x7F\x00-\x1F] |
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"\\" (["\\bfnrt] | "u" [0-9a-fA-F]{4}) # escapes
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)* "\"" ws
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number ::= ("-"? ([0-9] | [1-9] [0-9]{0,15})) ("." [0-9]+)? ([eE] [-+]? [1-9] [0-9]{0,15})? ws
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# Optional space: by convention, applied in this grammar after literal chars when allowed
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ws ::= | " " | "\n" [ \t]{0,20}
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