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27 lines
731 B
Plaintext
27 lines
731 B
Plaintext
# JSON grammar based on RFC 4627 (http://www.ietf.org/rfc/rfc4627.txt)
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json <- object / array
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object <- '{' (member (',' member)*)? '}' { no_ast_opt }
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member <- string ':' value
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array <- '[' (value (',' value)*)? ']'
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value <- boolean / null / number / string / object / array
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boolean <- 'false' / 'true'
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null <- 'null'
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number <- < minus int frac exp >
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minus <- '-'?
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int <- '0' / [1-9][0-9]*
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frac <- ('.' [0-9]+)?
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exp <- ([eE] [-+]? [0-9]+)?
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string <- '"' < char* > '"'
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char <- unescaped / escaped
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escaped <- '\\' (["\\/bfnrt] / 'u' [a-fA-F0-9]{4})
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unescaped <- [\u0020-\u0021\u0023-\u005b\u005d-\u10ffff]
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%whitespace <- [ \t\r\n]*
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