finalize TypeParser grammar

Author: JanTvrdik

doc/grammars/type.abnf

@@ -0,0 +1,95 @@
+; ---------------------------------------------------------------------------- ;
+;  Type                                                                        ;
+; ---------------------------------------------------------------------------- ;
+
+Type
+	= Atomic [Union / Intersection]
+	/ Nullable
+
+Union
+	= 1*(TokenUnion Atomic)
+
+Intersection
+	= 1*(TokenIntersection Atomic)
+
+Nullable
+	= TokenNullable TokenIdentifier [Generic]
+
+Atomic
+	= TokenIdentifier [Generic / Array]
+	/ TokenThisVariable
+	/ TokenParenthesesOpen Type TokenParenthesesClose [Array]
+
+Generic
+	= TokenAngleBracketOpen Type *(TokenComma Type) TokenAngleBracketClose
+
+Array
+	= 1*(TokenSquareBracketOpen TokenSquareBracketClose)
+
+
+; ---------------------------------------------------------------------------- ;
+;  Tokens                                                                      ;
+; ---------------------------------------------------------------------------- ;
+
+TokenUnion
+	= "|" *ByteHorizontalWs
+
+TokenIntersection
+	= "&" *ByteHorizontalWs
+
+TokenNullable
+	= "?" *ByteHorizontalWs
+
+TokenParenthesesOpen
+	= "(" *ByteHorizontalWs
+
+TokenParenthesesClose
+	= ")" *ByteHorizontalWs
+
+TokenAngleBracketOpen
+	= "<" *ByteHorizontalWs
+
+TokenAngleBracketClose
+	= ">" *ByteHorizontalWs
+
+TokenSquareBracketOpen
+	= "[" *ByteHorizontalWs
+
+TokenSquareBracketClose
+	= "]" *ByteHorizontalWs
+
+TokenComma
+	= "," *ByteHorizontalWs
+
+TokenThisVariable
+	= %x24.74.68.69.73 *ByteHorizontalWs
+
+TokenIdentifier
+	= [ByteBackslash] ByteIdentifierFirst *ByteIdentifierSecond *(ByteBackslash ByteIdentifierFirst *ByteIdentifierSecond) *ByteHorizontalWs
+
+
+; ---------------------------------------------------------------------------- ;
+;  Bytes                                                                       ;
+; ---------------------------------------------------------------------------- ;
+
+ByteHorizontalWs
+	= %x09 ; horizontal tab
+	/ %x20 ; space
+
+
+ByteIdentifierFirst
+	= %x41-5A ; A-Z
+	/ %x5F    ; _
+	/ %x61-7A ; a-z
+	/ %x80-FF
+
+ByteIdentifierSecond
+	= %x30-39 ; 0-9
+	/ %x41-5A ; A-Z
+	/ %x5F    ; _
+	/ %x61-7A ; a-z
+	/ %x80-FF
+
+
+ByteBackslash
+	= %x5C    ; \