parser grammar BeetlParser; options { tokenVocab=BeetlLexer; } // starting point for parsing a java file prog : statement* EOF ; block : LEFT_BRACE statement* RIGHT_BRACE ; // STATMENT statement : block | textStatment | constantsTextStatment | PARAS | If parExpression statement (Else statement)? | For LEFT_PAR forControl RIGHT_PAR statement | While parExpression statement | Switch parExpression switchBlock | Select g_switchStatment | Try NOT? block (Catch LEFT_PAR Identifier RIGHT_PAR block )? | Return expression? END | Break END | Continue END | Var varDeclareList END | Directive directiveExp | assignMent END | functionTagCall | statementExpression END ; directiveExp: Identifier (StringLiteral)? END; g_switchStatment : (LEFT_PAR base=expression RIGHT_PAR)? LEFT_BRACE g_caseStatment* g_defaultStatment? RIGHT_BRACE ; g_caseStatment : Case expression (COMMA expression)* COLON statement ; g_defaultStatment : Default COLON statement; varDeclareList : assignMent (COMMA assignMent)* ; assignMent : Identifier | Identifier ASSIN expression | Identifier ASSIN block ; switchBlock : LEFT_BRACE switchBlockStatementGroup* switchLabel* RIGHT_BRACE ; switchBlockStatementGroup : switchLabel+ statement* ; switchLabel : Case expression COLON | Default COLON ; forControl : Var? Identifier FOR_IN expression ; // EXPRESSIONS parExpression : LEFT_PAR expression RIGHT_PAR ; expressionList : expression (COMMA expression)* ; statementExpression : expression ; TextStatement://Expression output LEFT_TOKEN textVar RIGHT_TOKEN | LEFT_TOKEN NOT LEFT_PAR textVar RIGHT_PAR RIGHT_TOKEN ; textVar : b=expression (COMMA textformat)? ; textformat: fm=functionNs (ASSIN StringLiteral) | StringLiteral ; constantsTextStatment : LEFT_TEXT_TOKEN integerLiteral RIGHT_TOKEN;//Constant output, representing array search constantExpression : expression ; expression : literal | AT nativeCall | functionCall | varRef | json | expression (INCREASE | DECREASE) | (ADD|MIN) expression | (INCREASE|DECREASE) expression | NOT expression | expression (MUlTIP|DIV|MOD) expression | expression (ADD|MIN) expression | expression (LESS ASSIN | LARGE ASSIN |LARGE |LESS) expression | expression (EQUAL | NOT_EQUAL) expression | expression AND expression | expression OR expression | expression QUESTOIN expression? COLON expression? | expression NOT expression? //SAFE OUTPUT | LEFT_PAR expression RIGHT_PAR ; varRef:Identifier ( varAttribute)* ; varAttribute :PERIOD Identifier | VIRTUAL Identifier |LEFT_SQBR expression RIGHT_SQBR ; functionCall: functionNs LEFT_PAR expressionList? RIGHT_PAR (varAttribute)* ; functionTagCall:functionNs LEFT_PAR expressionList? RIGHT_PAR block ; functionNs:Identifier (PERIOD Identifier)*; // NATIVE nativeCall: nativeVarRefChain (nativeMethod|nativeArray| PERIOD nativeVarRefChain)*; nativeMethod: LEFT_PAR (expression (COMMA expression) *)? RIGHT_PAR ; nativeArray: LEFT_SQBR expression RIGHT_SQBR; nativeVarRefChain:Identifier (PERIOD Identifier)*; json : LEFT_SQBR (expression (',' expression)*)? RIGHT_SQBR | LEFT_BRACE (jsonKeyValue (',' jsonKeyValue)*)? RIGHT_BRACE ; jsonKeyValue : StringLiteral ':' expression | Identifier ':' expression ; literal : integerLiteral | FloatingPointLiteral | CharacterLiteral | StringLiteral | booleanLiteral | NULL ; integerLiteral : HexLiteral | OctalLiteral | DecimalLiteral ; booleanLiteral : TRUE | FALSE ; arguments : LEFT_PAR expressionList? RIGHT_PAR ;
