mirror of
https://github.com/danog/phpdoc-parser.git
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194 lines
4.3 KiB
ABNF
194 lines
4.3 KiB
ABNF
; ---------------------------------------------------------------------------- ;
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; Type ;
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; ---------------------------------------------------------------------------- ;
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Type
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= Atomic [Union / Intersection]
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/ Nullable
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Union
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= 1*(TokenUnion Atomic)
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Intersection
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= 1*(TokenIntersection Atomic)
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Nullable
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= TokenNullable TokenIdentifier [Generic]
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Atomic
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= TokenIdentifier [Generic / Array]
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/ TokenThisVariable
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/ TokenParenthesesOpen Type TokenParenthesesClose [Array]
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Generic
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= TokenAngleBracketOpen Type *(TokenComma Type) TokenAngleBracketClose
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Array
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= 1*(TokenSquareBracketOpen TokenSquareBracketClose)
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; ---------------------------------------------------------------------------- ;
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; ConstantExpr ;
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; ---------------------------------------------------------------------------- ;
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ConstantExpr
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= ConstantFloat *ByteHorizontalWs
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/ ConstantInt *ByteHorizontalWs
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/ ConstantTrue *ByteHorizontalWs
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/ ConstantFalse *ByteHorizontalWs
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/ ConstantNull *ByteHorizontalWs
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/ ConstantString *ByteHorizontalWs
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/ ConstantArray *ByteHorizontalWs
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/ ConstantFetch *ByteHorizontalWs
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ConstantFloat
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= ["-"] 1*ByteDecDigit "." *ByteDecDigit [ConstantFloatExp]
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/ ["-"] 1*ByteDecDigit ConstantFloatExp
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/ ["-"] "." 1*ByteDecDigit [ConstantFloatExp]
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ConstantFloatExp
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= "e" ["-"] 1*ByteDecDigit
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ConstantInt
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= ["-"] "0b" 1*ByteBinDigit
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/ ["-"] "0o" 1*ByteOctDigit
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/ ["-"] "0x" 1*ByteHexDigit
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/ ["-"] 1*ByteDecDigit
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ConstantTrue
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= "true"
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ConstantFalse
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= "false"
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ConstantNull
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= "null"
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ConstantString
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= ByteSingleQuote *(ByteBackslash ByteNotEol / ByteNotEolAndNotBackslashAndNotSingleQuote) ByteSingleQuote
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/ ByteDoubleQuote *(ByteBackslash ByteNotEol / ByteNotEolAndNotBackslashAndNotDoubleQuote) ByteDoubleQuote
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ConstantArray
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= TokenSquareBracketOpen [ConstantArrayItems] TokenSquareBracketClose
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/ "array" TokenParenthesesOpen [ConstantArrayItems] TokenParenthesesClose
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ConstantArrayItems
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= ConstantArrayItem *(TokenComma ConstantArrayItem) [TokenComma]
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ConstantArrayItem
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= ConstantExpr [TokenDoubleArrow ConstantExpr]
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ConstantFetch
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= TokenIdentifier [TokenDoubleColon ByteIdentifierFirst *ByteIdentifierSecond *ByteHorizontalWs]
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; ---------------------------------------------------------------------------- ;
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; Tokens ;
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; ---------------------------------------------------------------------------- ;
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TokenUnion
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= "|" *ByteHorizontalWs
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TokenIntersection
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= "&" *ByteHorizontalWs
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TokenNullable
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= "?" *ByteHorizontalWs
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TokenParenthesesOpen
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= "(" *ByteHorizontalWs
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TokenParenthesesClose
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= ")" *ByteHorizontalWs
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TokenAngleBracketOpen
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= "<" *ByteHorizontalWs
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TokenAngleBracketClose
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= ">" *ByteHorizontalWs
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TokenSquareBracketOpen
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= "[" *ByteHorizontalWs
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TokenSquareBracketClose
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= "]" *ByteHorizontalWs
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TokenComma
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= "," *ByteHorizontalWs
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TokenDoubleArrow
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= "=>" *ByteHorizontalWs
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TokenDoubleColon
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= "::" *ByteHorizontalWs
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TokenThisVariable
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= %x24.74.68.69.73 *ByteHorizontalWs
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TokenIdentifier
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= [ByteBackslash] ByteIdentifierFirst *ByteIdentifierSecond *(ByteBackslash ByteIdentifierFirst *ByteIdentifierSecond) *ByteHorizontalWs
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; ---------------------------------------------------------------------------- ;
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; Bytes ;
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; ---------------------------------------------------------------------------- ;
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ByteHorizontalWs
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= %x09 ; horizontal tab
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/ %x20 ; space
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ByteBinDigit
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= %x30-31 ; 0-1
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ByteOctDigit
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= %x30-37 ; 0-7
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ByteDecDigit
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= %x30-39 ; 0-9
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ByteHexDigit
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= %x30-39 ; 0-9
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/ %x41-46 ; A-F
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/ %x61-66 ; a-f
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ByteIdentifierFirst
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= %x41-5A ; A-Z
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/ %x5F ; _
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/ %x61-7A ; a-z
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/ %x80-FF
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ByteIdentifierSecond
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= %x30-39 ; 0-9
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/ %x41-5A ; A-Z
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/ %x5F ; _
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/ %x61-7A ; a-z
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/ %x80-FF
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ByteSingleQuote
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= %x27 ; '
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ByteDoubleQuote
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= %x22 ; "
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ByteBackslash
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= %x5C ; \
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ByteNotEol
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= %x00-09 ; skip LF
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/ %x0B-0C ; skip CR
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/ %x0E-FF
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ByteNotEolAndNotBackslashAndNotSingleQuote
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= %x00-09 ; skip LF
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/ %x0B-0C ; skip CR
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/ %x0E-26 ; skip single quote
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/ %x28-5B ; skip backslash
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/ %x5D-FF
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ByteNotEolAndNotBackslashAndNotDoubleQuote
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= %x00-09 ; skip LF
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/ %x0B-0C ; skip CR
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/ %x0E-21 ; skip double quote
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/ %x23-5B ; skip backslash
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/ %x5D-FF
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