30 lines
665 B
Plaintext
30 lines
665 B
Plaintext
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# Grammar for subset of JSON - doesn't support full string or number syntax
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root ::= object
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value ::= object | array | string | number | boolean | "null"
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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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)? "}"
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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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)? "]"
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string ::=
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"\"" (
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[^"\\] |
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"\\" (["\\/bfnrt] | "u" [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F]) # escapes
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)* "\"" ws
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# Only plain integers currently
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number ::= "-"? [0-9]+ ws
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boolean ::= ("true" | "false") ws
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# Optional space: by convention, applied in this grammar after literal chars when allowed
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ws ::= ([ \t\n] ws)?
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