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AsylumClean.g4
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AsylumClean.g4
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grammar AsylumClean;
/*
To Do List:
* Embedded Functions
* Macros?
Notes:
* Tuple expressions that return void are ignored (comma operator).
*/
// Indent stuff.
tokens { INDENT, DEDENT }
@lexer::header {
import com.yuvalshavit.antlr4.DenterHelper;
}
@lexer::members {
private final DenterHelper denter = new DenterHelper(NL,
AsylumCleanParser.INDENT,
AsylumCleanParser.DEDENT)
{
@Override
public Token pullToken() {
return AsylumCleanLexer.super.nextToken();
}
};
@Override
public Token nextToken() {
return denter.nextToken();
}
}
// Entry point.
init
: universal_statement*
;
// Universal statement.
universal_statement
: using_statement #UniversalUsing
| namespace_statement #UniversalNamespace
| extern_function_definition #UniversalExternFunction
| function_definition #UniversalFunction
| enum_definition #UniversalEnum
| union_definition #UniversalUnion
| struct_definition #UniversalStruct
| interface_definition #UniversalInterface
| implementation_definition #UniversalImplementation
| typedef_definition #UniversalTypedef
| code_statement #UniversalTopLevelCode
;
// Using statement.
using_statement
: USING STATIC? IDENTIFIER ('.' IDENTIFIER)* ('.*')? NL
;
// Namespace statement.
namespace_statement
: NAMESPACE IDENTIFIER ('.' IDENTIFIER)* NL
;
// Extern function property.
extern_function_property
: STATIC
| ASYNC
;
// Extern function definition.
extern_function_definition
: attribute* EXTERN access_modifier? extern_function_property* FUNCTION IDENTIFIER '(' variable_arguments ')' (OP_RET variable_type)? NL
;
// Function property.
function_property
: STATIC
| INLINE
| ASYNC
| UNSAFE
;
// Function definition.
function_definition
: attribute* access_modifier? function_property* FUNCTION IDENTIFIER generic_definition? '(' variable_arguments ')' (OP_RET variable_type)? (OP_LAMBDA expression | INDENT code_statement+ DEDENT | NL)?
;
// Construction definition.
constructor_definition
: attribute* access_modifier? function_property* variable_type generic_definition? '(' variable_arguments ')' ((OP_LAMBDA expression NL | INDENT code_statement+ DEDENT) | NL)
;
// Operator overloading.
operator_definition
: attribute* INLINE? OPERATOR operator '(' variable_arguments ')' (OP_RET variable_type)? ((OP_LAMBDA expression NL | INDENT code_statement+ DEDENT) | NL)
;
// Attribute.
attribute
: '[' IDENTIFIER ('(' expression (',' expression)* ')')? ']' NL
;
// Enum declaration.
enum_definition
: attribute* access_modifier? ENUM IDENTIFIER (':' INTEGER)? (INDENT enum_entry+ DEDENT)?
;
// Enum entry.
enum_entry
: IDENTIFIER (ASSIGN_OP_EQ INTEGER)? NL #EnumEntryPlain
| IDENTIFIER '(' (variable_type (',' variable_type)*)? ')' (ASSIGN_OP_EQ INTEGER)? NL #EnumEntryData
| IDENTIFIER (ASSIGN_OP_EQ INTEGER)? INDENT (variable_parameter NL)+ DEDENT #EnumEntryStructs
;
// Union declaration.
union_definition
: attribute* UNSAFE access_modifier? UNION IDENTIFIER INDENT (variable_parameter NL+)+ DEDENT
;
// Struct declaration.
struct_definition
: attribute* access_modifier? STRUCT IDENTIFIER generic_definition? type_implements? (INDENT struct_entry+ DEDENT | NL)
;
// Interface declaration.
interface_definition
: attribute* access_modifier? INTERFACE IDENTIFIER generic_definition? type_implements? (INDENT struct_entry+ DEDENT | NL)
;
// Implementation declaration.
implementation_definition
: IMPL variable_or_function (FOR variable_type)? generic_definition? (INDENT implementation_entry+ DEDENT | NL)
;
// Implementation entry.
implementation_entry
: function_definition #ImplementationEntryFunction
| constructor_definition #ImplementationEntryConstructor
| operator_definition #ImplementationEntryOperator
| cast_definition #ImplementationEntryCast
| NL #ImplementationBlank
;
// Cast definition.
cast_definition
: attribute* INLINE? (IMPLICITCAST | EXPLICITCAST) '(' variable_parameter ')' OP_RET variable_type (INDENT code_statement+ DEDENT | OP_LAMBDA expression NL)
;
// Typedef definition.
typedef_definition
: TYPEDEF variable_type IDENTIFIER NL
;
// Struct entry.
struct_entry
: access_modifier? variable_parameter (struct_entry_property | NL) #StructData
| access_modifier NL #StructAccess
| NL #StructBlank
;
// Struct entry properties.
struct_entry_property
: INDENT (access_modifier? GET (NL | code_body | OP_LAMBDA expression NL))? (access_modifier? SET (NL | code_body | OP_LAMBDA expression NL))? DEDENT #PropertyGetSet
| OP_LAMBDA expression NL #PropertySetOnly
;
// Code body.
code_body
: INDENT code_statement+ DEDENT
;
// Code statement.
code_statement
// : (';' | NL) #BlankStatement Causes problems currently.
: variable_declaration NL #VariableDeclarationStatement
| loop #LoopStatement
| while_loop #WhileLoopStatement
| do_while_loop #DoWhileLoopStatement
| for_loop #ForLoopStatement
| break_statement #BreakStatement
| continue_statement #ContinueStatement
| if_statement #IfStatement
| switch_case #SwitchCaseStatement
| expression NL #ExpressionStatement
| UNSAFE INDENT code_statement* DEDENT #IndentedStatement
| return_value NL #ReturnStatement
| NL #BlankStatement
;
// Infinite loop.
loop
: LOOP code_body
;
// While loop.
while_loop
: WHILE expression code_body
;
// Do while loop.
do_while_loop
: DO code_body WHILE expression NL
;
// For loop.
for_loop
: FOR '(' (variable_assignment | variable_declaration)? ';' expression ';' expression ')' code_body #TraditionalForLoop
| FOR (variable_assignment | variable_declaration)? ';' expression ';' expression code_body #TraditionalForLoopNoParens
| FOR '(' (variable_parameter | IDENTIFIER) IN expression ')' code_body #ForEachLoop
| FOR (variable_parameter | IDENTIFIER) IN expression code_body #ForEachLoopNoParens
;
//Break.
break_statement
: BREAK INTEGER? NL
;
// Continue.
continue_statement
: CONTINUE NL
;
// If statement.
if_statement
: CONST? IF expression code_body (ELIF expression code_body)* (ELSE code_body)?
;
// Switch case.
switch_case
: SWITCH '(' variable_or_function (OP_LAMBDA IDENTIFIER)? ')' INDENT switch_rule+ DEDENT #SwitchCase
| SWITCH variable_or_function (OP_LAMBDA IDENTIFIER)? INDENT switch_rule+ DEDENT #SwitchCaseNoParens
;
// Switch rule.
switch_rule
: (CASE expression ':' NL*)+ INDENT code_statement+ BREAK DEDENT NL #CaseExpression
| DEFAULT ':' INDENT code_statement+ BREAK DEDENT NL #CaseDefault
;
// Function call. Can also be a constructor.
function_call
: AWAIT? variable_or_function generic_specifier? '(' (label? expression (',' label? expression)*)? ')'
;
// Constructor with initializers.
constructor_with_initializers
: NEW? variable_type ('(' (expression (',' expression)*)? ')')? '{' (initializer_value (',' initializer_value)*)? '}'
;
// Initializer value.
initializer_value
: (IDENTIFIER ('.' IDENTIFIER)* ':')? expression
;
// Return value.
return_value
: RETURN expression
;
// Type implements extended.
type_implements_extended
: ':' type_implements_extended_expression
;
// Type implements extended expression.
type_implements_extended_expression
: '(' type_implements_extended_expression ')' #TypeImplementsExprParenthesis
| type_implements_extended_expression '|' type_implements_extended_expression #TypeImplementsExprOr
| type_implements_extended_expression ',' type_implements_extended_expression #TypeImplementsExprAnd
| variable_type #TypeImplementsExprSingle
;
// Type implements.
type_implements
: ':' variable_type (',' variable_type)*
;
// Generic definition.
generic_definition
: '<' IDENTIFIER type_implements_extended? (',' IDENTIFIER type_implements_extended?)* '>'
;
// Generic specifier.
generic_specifier
: '<' variable_type (',' variable_type)* '>'
;
// Expression.
expression
: '(' expression ')' #ExprParenthesis
| primary_expression #ExprPrimary
| expression '(' expression ')' #ExprCallReturnedFunction
| expression (OP_PLUS_PLUS | OP_MINUS_MINUS | OP_NOT) #ExprSubprimary
| <assoc=right> unary_expression #ExprUnary // Something is weird here with the order of operations.
| expression OP_RANGE '='? expression #ExprRange
| expression (OP_MUL | OP_DIV | OP_MOD) expression #ExprMultiplicative
| expression (OP_ADD | OP_SUB) expression #ExprAdditive
| expression (OP_LSHIFT | OP_RSHIFT) expression #ExprShift
| expression (OP_LT | OP_GT | OP_LE | OP_GE | IS | AS) expression #ExprComparison
| expression (OP_EQ | OP_NE) expression #ExprEqualityComparison
| expression OP_ADDRESS_OF expression #ExprBitAnd
| expression OP_MEMBER_ACCESS expression #ExprXor
| expression OP_BITWISE_OR expression #ExprBitOr
| expression OP_AND expression #ExprAnd
| expression OP_OR expression #ExprOr
| expression OP_NULL_CHECK expression #ExprNullCheck
| <assoc=right> expression '?' expression ':' expression #ExprTernary
| expression OP_LAMBDA expression #ExprLambda
| <assoc=right> expression assignment_operator expression #ExprAssignment
| expression ',' expression #ExprComma
| UNSAFE? INDENT code_statement+ DEDENT #ExprCode
| INTEGER #ExprInteger
| STRING #ExprString
;
// Primary expression.
primary_expression
: variable_or_function | constructor_with_initializers | function_call | NEW function_call | TYPEOF '(' (variable_or_function | variable_type) ')' | SIZEOF '(' (variable_or_function | variable_type) ')'
;
// Unary expression.
unary_expression
: OP_ADD expression | OP_SUB expression | OP_NOT expression | OP_TILDE expression | OP_PLUS_PLUS expression | OP_MINUS_MINUS expression | OP_MEMBER_ACCESS expression | '(' variable_type ')' expression | OP_ADDRESS_OF expression | OP_REFERENCE_POINTER expression | OP_MUL expression | defined_constants
;
// Access modifier.
access_modifier
: PUBLIC
| PROTECTED INTERNAL
| PRIVATE PROTECTED
| PRIVATE
| PROTECTED
| INTERNAL
;
// Variable assignment.
variable_assignment
: variable_or_function (',' variable_or_function)+ assignment_operator expression #VariableAssignmentUnpack
| variable_or_function ('=' variable_or_function)* assignment_operator expression #VariableAssignmentNormal
;
// Variable declaration.
variable_declaration
: attribute* variable_parameter ('=' variable_parameter)* ASSIGN_OP_EQ NEW? (constructor_with_initializers | function_call) #VariableDeclareWithInitializer
| attribute* variable_parameter (',' variable_parameter)* ASSIGN_OP_EQ NEW? (constructor_with_initializers | function_call) #VariableDeclareWithTupleInitializer
| attribute* variable_parameter ('=' variable_parameter)* ASSIGN_OP_EQ expression #VariableDeclareWithInitializerExpr
| attribute* variable_parameter (',' variable_parameter)* ASSIGN_OP_EQ expression #VariableDeclareWithTupleInitializerExpr
| attribute* variable_parameter (',' IDENTIFIER)* #VariableDeclareWithoutInitializer
| attribute* variable_parameter (',' variable_parameter)* #VariableDeclareWithoutInitializerMultipleTypes
;
// Label.
label
: IDENTIFIER ':'
;
// Variable arguments.
variable_arguments
: (label? variable_parameter (',' label? variable_parameter)* (',' '...' IDENTIFIER (':' variable_type)?)?)? #VariableArgsNoneOrSome
| '...' IDENTIFIER (':' variable_type)? #VariableArgsVariadicOnly
;
// Variable parameter.
variable_parameter
: IDENTIFIER ':' variable_type
;
// Variable type.
variable_type
: primitives #VarTypePrimitive
| '(' variable_type (',' variable_type)+ ')' #VarTypeTupleProper
| variable_type '*' #VarTypePointer
| variable_type '&' #VarTypeReference
| variable_type '[' INTEGER? (',' INTEGER?)* ']' #VarTypeArray
| variable_type '<' variable_type (',' variable_type)* '>' #VarTypeGenerics
| variable_type (',' variable_type)+ #VarTypeTuple
| CONST variable_type #VarTypeConstant
| STATIC variable_type #VarTypeStatic
| VOLATILE variable_type #VarTypeVolatile
| ATOMIC '<' variable_type '>' #VarTypeAtomic
| variable_or_function #VarTypeCustom
| 'This' #VarTypeThis
;
// Primitive types. It turns out rules rely on spaces sometimes. Who knew.
primitives
: 'string' #PrimitiveString
| 'bool' #PrimitiveBool
| UNSIGNED #PrimitiveUnsigned
| SIGNED #PrimitiveSigned
| 'f16' #PrimitiveHalf
| 'f32' #PrimitiveFloat
| 'f64' #PrimitiveDouble
| 'f80' #PrimitiveExtended
| 'f128' #PrimitiveDecimal
| FIXED #PrimitiveFixed
| 'varlen' #PrimitiveVarLen
| 'object' #PrimitiveObject
| 'void' #PrimitiveVoid
| 'func' ('<' variable_type (',' variable_type)* '>')? #PrimitiveFunction
| 'event' ('<' variable_type (',' variable_type)* '>')? #PrimitiveEvent
| 'char' #PrimitiveChar
| 'wchar' #PrimitiveWideChar
| 'var' #PrimitiveAutoVariable
| 'unsigned' #PrimitiveUnsignedAny
| 'signed' #PrimitiveSignedAny
| 'floating' #PrimitiveFloatingAny
| 'fixed' #PrimitiveFixedAny
;
// Defined constants.
defined_constants
: 'true' #ConstantTrue
| 'false' #ConstantFalse
| 'null' #ConstantNull
;
// Variable or function.
variable_or_function
: IDENTIFIER ('.' IDENTIFIER)*
| primitives
;
// Operator.
operator
: assignment_operator
| OP_ADD
| OP_AND
| OP_ADDRESS_OF
| OP_BITWISE_OR
| OP_DIV
| OP_EQ
| OP_GE
| OP_GT
| OP_LE
| OP_LT
| OP_LSHIFT
| OP_MEMBER_ACCESS
| OP_MINUS_MINUS
| OP_MOD
| OP_MUL
| OP_OR
| OP_NAND
| OP_NE
| OP_NOR
| OP_NOT
| OP_PLUS_PLUS
| OP_RANGE
| OP_RSHIFT
| OP_SUB
| OP_TILDE
;
// Assignment operator.
assignment_operator
: ASSIGN_OP_EQ | ASSIGN_OP_ADD_EQ | ASSIGN_OP_SUB_EQ | ASSIGN_OP_EXP_EQ | ASSIGN_OP_MUL_EQ | ASSIGN_OP_DIV_EQ | ASSIGN_OP_MOD_EQ | ASSIGN_OP_BITAND_EQ | ASSIGN_OP_BITOR_EQ | ASSIGN_OP_XOR_EQ | ASSIGN_OP_BITFLIP_EQ | ASSIGN_OP_LSHIFT_EQ | ASSIGN_OP_RSHIFT_EQ | ASSIGN_OP_AND_EQ | ASSIGN_OP_OR_EQ | ASSIGN_OP_NAND_EQ | ASSIGN_OP_NOR_EQ | ASSIGN_OP_CHECK_NULL
;
// Keywords.
AS: 'as';
ASYNC: 'async';
ATOMIC: 'atomic';
AWAIT: 'await';
BREAK: 'break';
CASE: 'case';
CONST: 'const';
CONTINUE: 'continue';
DEFAULT: 'default';
DO: 'do';
ELIF: 'else if';
ELSE: 'else';
ENUM: 'enum';
EXPLICITCAST: 'explicitcast';
EXTERN: 'extern';
FOR: 'for';
FUNCTION: 'fn';
GET: 'get';
IF: 'if';
IMPL: 'impl';
IMPLICITCAST: 'implicitcast';
IN: 'in';
INLINE: 'inline';
INTERFACE: 'interface';
INTERNAL: 'internal';
IS: 'is';
LOOP: 'loop';
NAMESPACE: 'namespace';
NEW: 'new';
OPERATOR: 'operator';
PRIVATE: 'private' | 'pri';
PROTECTED: 'protected' | 'pro';
PUBLIC: 'public' | 'pub';
RETURN: 'return';
SET: 'set';
SIZEOF: 'sizeof';
STATIC: 'static';
STRUCT: 'struct';
SWITCH: 'switch';
TYPEDEF: 'typedef';
TYPEOF: 'typeof';
UNSAFE: 'unsafe';
UNION: 'union';
USING: 'using';
VOLATILE: 'volatile';
WHILE: 'while';
// Assignment operators.
ASSIGN_OP_EQ: '=';
ASSIGN_OP_ADD_EQ: '+=';
ASSIGN_OP_SUB_EQ: '-=';
ASSIGN_OP_EXP_EQ: '**=';
ASSIGN_OP_MUL_EQ: '*=';
ASSIGN_OP_DIV_EQ: '/=';
ASSIGN_OP_MOD_EQ: '%=';
ASSIGN_OP_BITAND_EQ: '&=';
ASSIGN_OP_BITOR_EQ: '|=';
ASSIGN_OP_XOR_EQ: '^=';
ASSIGN_OP_BITFLIP_EQ: '~=';
ASSIGN_OP_LSHIFT_EQ: '<<=';
ASSIGN_OP_RSHIFT_EQ: '>>=';
ASSIGN_OP_AND_EQ: '&&=';
ASSIGN_OP_OR_EQ: '||=';
ASSIGN_OP_NAND_EQ: '!&=';
ASSIGN_OP_NOR_EQ: '!|=';
ASSIGN_OP_CHECK_NULL: '??=';
// Operators.
OP_ADD: '+';
OP_ADDRESS_OF: '&';
OP_AND: '&&';
OP_BITWISE_OR: '|';
OP_DIV: '/';
OP_EQ: '==';
OP_GE: '>=';
OP_GT: '>';
OP_LAMBDA: '=>';
OP_LE: '<=';
OP_LSHIFT: '<<';
OP_LT: '<';
OP_MEMBER_ACCESS: '^';
OP_MINUS_MINUS: '--';
OP_MOD: '%';
OP_MUL: '*';
OP_NAND: '!&';
OP_NE: '!=';
OP_NOR: '!|';
OP_NOT: '!';
OP_NULL_CHECK: '??';
OP_OR: '||';
OP_PLUS_PLUS: '++';
OP_RANGE: '..';
OP_REFERENCE_POINTER: '@';
OP_RET: '->';
OP_RSHIFT: '>>';
OP_SUB: '-';
OP_TILDE: '~';
// Unsigned.
UNSIGNED
: 'u' DecDigit+
;
// Signed.
SIGNED
: 's' DecDigit+
;
// Fixed.
FIXED
: 'fix' DecDigit+ 'x' DecDigit+
;
// Whole nubmer.
INTEGER
: '-'? DecDigit+
| '-'? '0x' HexDigit+
| '-'? '0b' BinDigit+
| '-'? DecDigit IntegerTypeSuffix
;
// Basic blocks.
IDENTIFIER: '@'? IdentifierOrKeyword;
ESCAPE_SEQUENCE: SimpleEscapeSequence | HexEscapeSequence;
STRING: '"' ((SimpleEscapeSequence | HexEscapeSequence)|.)*? '"';
LINE_COMMENT : '//' .*? '\r'? '\n' -> skip;
COMMENT : '/*' .*? '*/' -> skip;
NL: ('\r'? '\n' ' '*);
WHITESPACE: Whitespace -> skip;
// Fragments
fragment InputCharacter: ~[\r\n\u0085\u2028\u2029];
fragment NewLineCharacter
: '\u000D' //'<Carriage Return CHARACTER (U+000D)>'
| '\u000A' //'<Line Feed CHARACTER (U+000A)>'
| '\u0085' //'<Next Line CHARACTER (U+0085)>'
| '\u2028' //'<Line Separator CHARACTER (U+2028)>'
| '\u2029' //'<Paragraph Separator CHARACTER (U+2029)>'
;
fragment IntegerTypeSuffix: [uU] | [sS];
fragment HexDigit: [0-9] | [A-F] | [a-f];
fragment BinDigit: [0-1];
fragment DecDigit: [0-9];
fragment ExponentPart: [eE] ('+' | '-')? [0-9] ('_'* [0-9])*;
fragment CommonCharacter
: SimpleEscapeSequence
| HexEscapeSequence
| UnicodeEscapeSequence
;
fragment SimpleEscapeSequence
: '\\\''
| '\\"'
| '\\\\'
| '\\0'
| '\\a'
| '\\b'
| '\\f'
| '\\n'
| '\\r'
| '\\t'
| '\\v'
;
fragment HexEscapeSequence
: '\\x' HexDigit
| '\\x' HexDigit HexDigit
| '\\x' HexDigit HexDigit HexDigit
| '\\x' HexDigit HexDigit HexDigit HexDigit
;
fragment NewLine
: '\r\n' | '\r' | '\n'
| '\u0085' // <Next Line CHARACTER (U+0085)>'
| '\u2028' //'<Line Separator CHARACTER (U+2028)>'
| '\u2029' //'<Paragraph Separator CHARACTER (U+2029)>'
;
fragment Whitespace
: UnicodeClassZS //'<Any Character With Unicode Class Zs>'
| '\u0009' //'<Horizontal Tab Character (U+0009)>'
| '\u000B' //'<Vertical Tab Character (U+000B)>'
| '\u000C' //'<Form Feed Character (U+000C)>'
;
fragment UnicodeClassZS
: '\u0020' // SPACE
| '\u00A0' // NO_BREAK SPACE
| '\u1680' // OGHAM SPACE MARK
| '\u180E' // MONGOLIAN VOWEL SEPARATOR
| '\u2000' // EN QUAD
| '\u2001' // EM QUAD
| '\u2002' // EN SPACE
| '\u2003' // EM SPACE
| '\u2004' // THREE_PER_EM SPACE
| '\u2005' // FOUR_PER_EM SPACE
| '\u2006' // SIX_PER_EM SPACE
| '\u2008' // PUNCTUATION SPACE
| '\u2009' // THIN SPACE
| '\u200A' // HAIR SPACE
| '\u202F' // NARROW NO_BREAK SPACE
| '\u3000' // IDEOGRAPHIC SPACE
| '\u205F' // MEDIUM MATHEMATICAL SPACE
;
fragment IdentifierOrKeyword
: IdentifierStartCharacter IdentifierPartCharacter*
;
fragment IdentifierStartCharacter
: LetterCharacter
| '_'
;
fragment IdentifierPartCharacter
: LetterCharacter
| DecimalDigitCharacter
| ConnectingCharacter
| CombiningCharacter
| FormattingCharacter
;
//'<A Unicode Character Of Classes Lu, Ll, Lt, Lm, Lo, Or Nl>'
// WARNING: ignores UnicodeEscapeSequence
fragment LetterCharacter
: UnicodeClassLU
| UnicodeClassLL
| UnicodeClassLT
| UnicodeClassLM
| UnicodeClassLO
| UnicodeClassNL
| UnicodeEscapeSequence
;
//'<A Unicode Character Of The Class Nd>'
// WARNING: ignores UnicodeEscapeSequence
fragment DecimalDigitCharacter
: UnicodeClassND
| UnicodeEscapeSequence
;
//'<A Unicode Character Of The Class Pc>'
// WARNING: ignores UnicodeEscapeSequence
fragment ConnectingCharacter
: UnicodeClassPC
| UnicodeEscapeSequence
;
//'<A Unicode Character Of Classes Mn Or Mc>'
// WARNING: ignores UnicodeEscapeSequence
fragment CombiningCharacter
: UnicodeClassMN
| UnicodeClassMC
| UnicodeEscapeSequence
;
//'<A Unicode Character Of The Class Cf>'
// WARNING: ignores UnicodeEscapeSequence
fragment FormattingCharacter
: UnicodeClassCF
| UnicodeEscapeSequence
;
//B.1.5 Unicode Character Escape Sequences
fragment UnicodeEscapeSequence
: '\\u' HexDigit HexDigit HexDigit HexDigit
| '\\U' HexDigit HexDigit HexDigit HexDigit HexDigit HexDigit HexDigit HexDigit
;
// Unicode character classes
fragment UnicodeClassLU
: '\u0041'..'\u005a'
| '\u00c0'..'\u00d6'
| '\u00d8'..'\u00de'
| '\u0100'..'\u0136'
| '\u0139'..'\u0147'
| '\u014a'..'\u0178'
| '\u0179'..'\u017d'
| '\u0181'..'\u0182'
| '\u0184'..'\u0186'
| '\u0187'..'\u0189'
| '\u018a'..'\u018b'
| '\u018e'..'\u0191'
| '\u0193'..'\u0194'
| '\u0196'..'\u0198'
| '\u019c'..'\u019d'
| '\u019f'..'\u01a0'
| '\u01a2'..'\u01a6'
| '\u01a7'..'\u01a9'
| '\u01ac'..'\u01ae'
| '\u01af'..'\u01b1'
| '\u01b2'..'\u01b3'
| '\u01b5'..'\u01b7'
| '\u01b8'..'\u01bc'
| '\u01c4'..'\u01cd'
| '\u01cf'..'\u01db'
| '\u01de'..'\u01ee'
| '\u01f1'..'\u01f4'
| '\u01f6'..'\u01f8'
| '\u01fa'..'\u0232'
| '\u023a'..'\u023b'
| '\u023d'..'\u023e'
| '\u0241'..'\u0243'
| '\u0244'..'\u0246'
| '\u0248'..'\u024e'
| '\u0370'..'\u0372'
| '\u0376'..'\u037f'
| '\u0386'..'\u0388'
| '\u0389'..'\u038a'
| '\u038c'..'\u038e'
| '\u038f'..'\u0391'
| '\u0392'..'\u03a1'
| '\u03a3'..'\u03ab'
| '\u03cf'..'\u03d2'
| '\u03d3'..'\u03d4'
| '\u03d8'..'\u03ee'
| '\u03f4'..'\u03f7'
| '\u03f9'..'\u03fa'
| '\u03fd'..'\u042f'
| '\u0460'..'\u0480'
| '\u048a'..'\u04c0'
| '\u04c1'..'\u04cd'
| '\u04d0'..'\u052e'
| '\u0531'..'\u0556'
| '\u10a0'..'\u10c5'
| '\u10c7'..'\u10cd'
| '\u1e00'..'\u1e94'
| '\u1e9e'..'\u1efe'
| '\u1f08'..'\u1f0f'
| '\u1f18'..'\u1f1d'
| '\u1f28'..'\u1f2f'
| '\u1f38'..'\u1f3f'
| '\u1f48'..'\u1f4d'
| '\u1f59'..'\u1f5f'
| '\u1f68'..'\u1f6f'
| '\u1fb8'..'\u1fbb'
| '\u1fc8'..'\u1fcb'
| '\u1fd8'..'\u1fdb'
| '\u1fe8'..'\u1fec'
| '\u1ff8'..'\u1ffb'
| '\u2102'..'\u2107'
| '\u210b'..'\u210d'
| '\u2110'..'\u2112'
| '\u2115'..'\u2119'
| '\u211a'..'\u211d'
| '\u2124'..'\u212a'
| '\u212b'..'\u212d'
| '\u2130'..'\u2133'
| '\u213e'..'\u213f'
| '\u2145'..'\u2183'
| '\u2c00'..'\u2c2e'
| '\u2c60'..'\u2c62'
| '\u2c63'..'\u2c64'
| '\u2c67'..'\u2c6d'
| '\u2c6e'..'\u2c70'
| '\u2c72'..'\u2c75'
| '\u2c7e'..'\u2c80'
| '\u2c82'..'\u2ce2'
| '\u2ceb'..'\u2ced'
| '\u2cf2'..'\ua640'
| '\ua642'..'\ua66c'
| '\ua680'..'\ua69a'
| '\ua722'..'\ua72e'
| '\ua732'..'\ua76e'
| '\ua779'..'\ua77d'
| '\ua77e'..'\ua786'
| '\ua78b'..'\ua78d'
| '\ua790'..'\ua792'
| '\ua796'..'\ua7aa'
| '\ua7ab'..'\ua7ad'
| '\ua7b0'..'\ua7b1'
| '\uff21'..'\uff3a'
;
fragment UnicodeClassLL
: '\u0061'..'\u007A'
| '\u00b5'..'\u00df'
| '\u00e0'..'\u00f6'
| '\u00f8'..'\u00ff'
| '\u0101'..'\u0137'
| '\u0138'..'\u0148'
| '\u0149'..'\u0177'
| '\u017a'..'\u017e'
| '\u017f'..'\u0180'
| '\u0183'..'\u0185'
| '\u0188'..'\u018c'
| '\u018d'..'\u0192'
| '\u0195'..'\u0199'
| '\u019a'..'\u019b'
| '\u019e'..'\u01a1'
| '\u01a3'..'\u01a5'
| '\u01a8'..'\u01aa'
| '\u01ab'..'\u01ad'
| '\u01b0'..'\u01b4'
| '\u01b6'..'\u01b9'
| '\u01ba'..'\u01bd'
| '\u01be'..'\u01bf'
| '\u01c6'..'\u01cc'
| '\u01ce'..'\u01dc'
| '\u01dd'..'\u01ef'
| '\u01f0'..'\u01f3'
| '\u01f5'..'\u01f9'
| '\u01fb'..'\u0233'
| '\u0234'..'\u0239'
| '\u023c'..'\u023f'
| '\u0240'..'\u0242'
| '\u0247'..'\u024f'
| '\u0250'..'\u0293'
| '\u0295'..'\u02af'
| '\u0371'..'\u0373'
| '\u0377'..'\u037b'
| '\u037c'..'\u037d'
| '\u0390'..'\u03ac'
| '\u03ad'..'\u03ce'
| '\u03d0'..'\u03d1'
| '\u03d5'..'\u03d7'
| '\u03d9'..'\u03ef'
| '\u03f0'..'\u03f3'
| '\u03f5'..'\u03fb'
| '\u03fc'..'\u0430'
| '\u0431'..'\u045f'
| '\u0461'..'\u0481'
| '\u048b'..'\u04bf'
| '\u04c2'..'\u04ce'
| '\u04cf'..'\u052f'
| '\u0561'..'\u0587'
| '\u1d00'..'\u1d2b'
| '\u1d6b'..'\u1d77'
| '\u1d79'..'\u1d9a'
| '\u1e01'..'\u1e95'
| '\u1e96'..'\u1e9d'
| '\u1e9f'..'\u1eff'
| '\u1f00'..'\u1f07'
| '\u1f10'..'\u1f15'
| '\u1f20'..'\u1f27'
| '\u1f30'..'\u1f37'
| '\u1f40'..'\u1f45'
| '\u1f50'..'\u1f57'
| '\u1f60'..'\u1f67'
| '\u1f70'..'\u1f7d'
| '\u1f80'..'\u1f87'
| '\u1f90'..'\u1f97'
| '\u1fa0'..'\u1fa7'
| '\u1fb0'..'\u1fb4'
| '\u1fb6'..'\u1fb7'
| '\u1fbe'..'\u1fc2'
| '\u1fc3'..'\u1fc4'
| '\u1fc6'..'\u1fc7'
| '\u1fd0'..'\u1fd3'
| '\u1fd6'..'\u1fd7'
| '\u1fe0'..'\u1fe7'
| '\u1ff2'..'\u1ff4'
| '\u1ff6'..'\u1ff7'
| '\u210a'..'\u210e'
| '\u210f'..'\u2113'
| '\u212f'..'\u2139'
| '\u213c'..'\u213d'
| '\u2146'..'\u2149'
| '\u214e'..'\u2184'
| '\u2c30'..'\u2c5e'
| '\u2c61'..'\u2c65'
| '\u2c66'..'\u2c6c'
| '\u2c71'..'\u2c73'
| '\u2c74'..'\u2c76'
| '\u2c77'..'\u2c7b'
| '\u2c81'..'\u2ce3'
| '\u2ce4'..'\u2cec'
| '\u2cee'..'\u2cf3'
| '\u2d00'..'\u2d25'
| '\u2d27'..'\u2d2d'
| '\ua641'..'\ua66d'
| '\ua681'..'\ua69b'
| '\ua723'..'\ua72f'
| '\ua730'..'\ua731'
| '\ua733'..'\ua771'
| '\ua772'..'\ua778'
| '\ua77a'..'\ua77c'
| '\ua77f'..'\ua787'
| '\ua78c'..'\ua78e'
| '\ua791'..'\ua793'
| '\ua794'..'\ua795'
| '\ua797'..'\ua7a9'
| '\ua7fa'..'\uab30'
| '\uab31'..'\uab5a'
| '\uab64'..'\uab65'
| '\ufb00'..'\ufb06'
| '\ufb13'..'\ufb17'
| '\uff41'..'\uff5a'
;
fragment UnicodeClassLT
: '\u01c5'..'\u01cb'
| '\u01f2'..'\u1f88'
| '\u1f89'..'\u1f8f'
| '\u1f98'..'\u1f9f'
| '\u1fa8'..'\u1faf'
| '\u1fbc'..'\u1fcc'
| '\u1ffc'..'\u1ffc'
;
fragment UnicodeClassLM
: '\u02b0'..'\u02c1'
| '\u02c6'..'\u02d1'
| '\u02e0'..'\u02e4'
| '\u02ec'..'\u02ee'
| '\u0374'..'\u037a'
| '\u0559'..'\u0640'
| '\u06e5'..'\u06e6'
| '\u07f4'..'\u07f5'
| '\u07fa'..'\u081a'
| '\u0824'..'\u0828'
| '\u0971'..'\u0e46'
| '\u0ec6'..'\u10fc'
| '\u17d7'..'\u1843'
| '\u1aa7'..'\u1c78'
| '\u1c79'..'\u1c7d'
| '\u1d2c'..'\u1d6a'
| '\u1d78'..'\u1d9b'
| '\u1d9c'..'\u1dbf'
| '\u2071'..'\u207f'
| '\u2090'..'\u209c'
| '\u2c7c'..'\u2c7d'
| '\u2d6f'..'\u2e2f'
| '\u3005'..'\u3031'
| '\u3032'..'\u3035'
| '\u303b'..'\u309d'
| '\u309e'..'\u30fc'
| '\u30fd'..'\u30fe'
| '\ua015'..'\ua4f8'
| '\ua4f9'..'\ua4fd'
| '\ua60c'..'\ua67f'
| '\ua69c'..'\ua69d'
| '\ua717'..'\ua71f'
| '\ua770'..'\ua788'
| '\ua7f8'..'\ua7f9'