(module parser mzscheme
(require (planet "contract-utils.ss" ("cobbe" "contract-utils.plt" 1)))
(require (lib "lex.ss" "parser-tools")
(lib "yacc.ss" "parser-tools"))
(require (lib "contract.ss"))
(require (lib "etc.ss"))
(require "lexer.ss")
(require "ast.ss")
(define (position->string p)
(format "(~a,~a)" (position-line p) (position-col p)))
(define (java-parser src-file)
(define-syntax (build-src stx)
(syntax-case stx ()
((_ end)
(syntax (build-src 1 end)))
((_ start end)
(with-syntax ((start-pos (datum->syntax-object
(syntax end)
(string->symbol
(format "$~a-start-pos"
(syntax-object->datum (syntax start))))))
(end-pos (datum->syntax-object
(syntax end)
(string->symbol
(format "$~a-end-pos"
(syntax-object->datum (syntax end)))))))
(syntax
(make-src src-file
(position-line start-pos)
(position-col start-pos)
(- (position-offset end-pos)
(position-offset start-pos))))))))
(parser
(start CompilationUnit)
(end EOF)
(src-pos)
(tokens BasicTokens Keywords Operators Separators EmptyLiterals)
(error (lambda (token-ok? token-name token-value start-pos end-pos)
(if token-ok?
(printf "unexpected token: ~a=~a : ~a - ~a~n"
token-name token-value (position->string start-pos) (position->string end-pos))
(printf "invalid token: ~a, ~a : ~a - ~a~n"
token-name token-value (position->string start-pos) (position->string end-pos)))))
(grammar
(Literal
[(INTEGER_LIT) (make-integer-literal (build-src 1) $1)]
[(HEX_LIT) (make-integer-literal (build-src 1) $1)]
[(OCT_LIT) (make-integer-literal (build-src 1) $1)]
[(LONG_LIT) (make-long-literal (build-src 1) $1)]
[(HEXL_LIT) (make-long-literal (build-src 1) $1)]
[(OCTL_LIT) (make-long-literal (build-src 1) $1)]
[(FLOAT_LIT) (make-float-literal (build-src 1) $1)]
[(DOUBLE_LIT) (make-double-literal (build-src 1) $1)]
[(TRUE_LIT) (make-boolean-literal (build-src 1) #t)]
[(FALSE_LIT) (make-boolean-literal (build-src 1) #f)]
[(CHAR_LIT) (make-char-literal (build-src 1) $1)]
[(STRING_LIT) (make-string-literal (build-src 1) $1)]
[(NULL_LIT) (make-null-literal (build-src 1) null)])
(Type
[(PrimitiveType) $1]
[(ReferenceType) $1])
(PrimitiveType
[(NumericType) $1]
[(boolean) (make-type-spec (build-src 1) 'boolean 0)])
(NumericType
[(IntegralType) $1]
[(FloatingPointType) $1])
(IntegralType
[(byte) (make-type-spec (build-src 1) 'byte 0)]
[(short) (make-type-spec (build-src 1) 'short 0)]
[(int) (make-type-spec (build-src 1) 'int 0)]
[(long) (make-type-spec (build-src 1) 'long 0)]
[(char) (make-type-spec (build-src 1) 'char 0)])
(FloatingPointType
[(float) (make-type-spec (build-src 1) 'float 0)]
[(double) (make-type-spec (build-src 1) 'double 0)])
(ReferenceType
[(Name) (make-type-spec (build-src 1) $1 0)]
[(ArrayType) $1])
(ClassOrInterfaceType
[(Name) $1])
(ClassType
[(ClassOrInterfaceType) $1])
(InterfaceType
[(ClassOrInterfaceType) $1])
(ArrayType
[(PrimitiveType Dims) (make-type-spec (build-src 2) (type-spec-base-type $1) $2)]
[(Name Dims) (make-type-spec (build-src 2) $1 $2)])
(Name
[(IDENTIFIER) (make-name (build-src 1) null (make-id (build-src 1) $1))]
[(Name PERIOD IDENTIFIER)
(make-name (build-src 3) (append (name-path $1) (list (name-id $1))) (make-id (build-src 3 3) $3))])
(CompilationUnit
[(PackageDeclaration ImportDeclarations TypeDeclarations)
(make-compilation-unit (build-src 3) $1 $2 $3)]
[(ImportDeclarations TypeDeclarations)
(make-compilation-unit (build-src 2) #f $1 $2)]
[(PackageDeclaration TypeDeclarations)
(make-compilation-unit (build-src 2) $1 null $2)]
[(PackageDeclaration ImportDeclarations)
(make-compilation-unit (build-src 2) $1 $2 null)]
[(PackageDeclaration)
(make-compilation-unit (build-src 1) $1 null null)]
[(ImportDeclarations)
(make-compilation-unit (build-src 1) #f $1 null)]
[(TypeDeclarations)
(make-compilation-unit (build-src 1) #f null $1)]
[()
(make-compilation-unit (make-src src-file 0 0 0) #f null null)])
(ImportDeclarations
[(ImportDeclaration) (list $1)]
[(ImportDeclarations ImportDeclaration) (append $1 (list $2))])
(TypeDeclarations
[(TypeDeclaration) (list $1)]
[(TypeDeclarations TypeDeclaration) (append $1 (list $2))])
(PackageDeclaration
[(package Name SEMI_COLON) $2])
(ImportDeclaration
[(SingleTypeImportDeclaration) $1]
[(TypeImportOnDemandDeclaration) $1])
(SingleTypeImportDeclaration
[(import Name SEMI_COLON) (make-import (build-src 3) $2 #f)])
(TypeImportOnDemandDeclaration
[(import Name PERIOD * SEMI_COLON)
(make-import (build-src 5) $2 #t)])
(TypeDeclaration
[(ClassDeclaration) $1]
[(InterfaceDeclaration) $1]
[(SEMI_COLON) #f])
(Modifiers
[(Modifier) (list $1)]
[(Modifiers Modifier) (append $1 (list $2))])
(Modifier
[(public) (make-modifier (build-src 1) 'public)]
[(protected) (make-modifier (build-src 1) 'protected)]
[(private) (make-modifier (build-src 1) 'private)]
[(static) (make-modifier (build-src 1) 'static)]
[(abstract) (make-modifier (build-src 1) 'abstract)]
[(final) (make-modifier (build-src 1) 'final)]
[(strictfp) (make-modifier (build-src 1) 'strictfp)]
[(native) (make-modifier (build-src 1) 'native)]
[(synchronized) (make-modifier (build-src 1) 'synchronized)]
[(transient) (make-modifier (build-src 1) 'transient)]
[(volatile) (make-modifier (build-src 1) 'volatile)])
(ClassDeclaration
[(Modifiers class IDENTIFIER Super Interfaces ClassBody)
(make-class-decl (build-src 6) $1 (make-id (build-src 3 3) $3) $5 $6 $4)]
[(class IDENTIFIER Super Interfaces ClassBody)
(make-class-decl (build-src 5) null (make-id (build-src 2 2) $2) $4 $5 $3)])
(Super
[() #f]
[(extends ClassType) $2])
(Interfaces
[() null]
[(implements InterfaceTypeList) $2])
(InterfaceTypeList
[(InterfaceType) (list $1)]
[(InterfaceTypeList COMMA InterfaceType) (append $1 (list $3))])
(ClassBody
[(O_BRACE ClassBodyDeclarations C_BRACE) $2])
(ClassBodyDeclarations
[() null]
[(ClassBodyDeclarations ClassBodyDeclaration)
(append $1 (if (list? $2) $2 (list $2)))])
(ClassBodyDeclaration
[(ClassMemberDeclaration) $1]
[(ClassDeclaration) $1]
[(InterfaceDeclaration) $1]
[(StaticInitializer) $1]
[(ConstructorDeclaration) $1]
[(SEMI_COLON) #f])
(ClassMemberDeclaration
[(FieldDeclaration) $1]
[(MethodDeclaration) $1])
(FieldDeclaration
[(Modifiers Type VariableDeclarators SEMI_COLON)
(map (lambda (build-decl)
(build-decl $1 $2))
$3)]
[(Type VariableDeclarators SEMI_COLON)
(map (lambda (build-decl)
(build-decl null $1))
$2)])
(VariableDeclarators
[(VariableDeclarator) (list $1)]
[(VariableDeclarators COMMA VariableDeclarator) (append $1 (list $3))])
(VariableDeclarator
[(VariableDeclaratorId)
(lambda (modifiers type)
($1 (build-src 1) modifiers type #f))]
[(VariableDeclaratorId = VariableInitializer)
(lambda (modifiers type)
($1 (build-src 1) modifiers type $3))])
(VariableDeclaratorId
[(IDENTIFIER)
(lambda (src modifiers type init)
(make-variable-decl src modifiers (make-id (build-src 1) $1) type init))]
[(IDENTIFIER Dims)
(lambda (src modifiers type init)
(make-variable-decl src modifiers (make-id (build-src 1) $1) (increase-type-dimension type $2) init))])
(VariableInitializer
[(Expression) $1]
[(ArrayInitializer) $1])
(MethodDeclaration
[(MethodHeader MethodBody) ($1 (build-src 2) $2)])
(MethodHeader
[(Modifiers Type MethodDeclarator Throws)
(lambda (src body)
($3 src $1 $2 $4 body))]
[(Modifiers void MethodDeclarator Throws)
(lambda (src body)
($3 src $1 (make-type-spec (build-src 2 2) 'void 0) $4 body))]
[(Type MethodDeclarator Throws)
(lambda (src body)
($2 src null $1 $3 body))]
[(void MethodDeclarator Throws)
(lambda (src body)
($2 src null (make-type-spec (build-src 1 1) 'void 0) $3 body))])
(MethodDeclarator
[(IDENTIFIER O_PAREN FormalParameterList C_PAREN)
(lambda (src modifiers return-type throws body)
(make-method-decl src modifiers (make-id (build-src 1) $1) $3 throws body return-type))]
[(IDENTIFIER O_PAREN C_PAREN)
(lambda (src modifiers return-type throws body)
(make-method-decl src modifiers (make-id (build-src 1) $1) null throws body return-type))]
[(IDENTIFIER O_PAREN FormalParameterList C_PAREN Dims)
(lambda (src modifiers return-type throws body)
(make-method-decl src modifiers (make-id (build-src 1) $1) $3 throws body (increase-type-dimension return-type $5)))]
[(IDENTIFIER O_PAREN C_PAREN Dims)
(lambda (src modifiers return-type throws body)
(make-method-decl src modifiers (make-id (build-src 1) $1) null throws body (increase-type-dimension return-type $4)))])
(FormalParameterList
[(FormalParameter) (list $1)]
[(FormalParameterList COMMA FormalParameter) (append $1 (list $3))])
(FormalParameter
[(Type VariableDeclaratorId)
($2 (build-src 2) null $1 #f)]
[(final Type VariableDeclaratorId)
($3 (build-src 2) (list (make-modifier (build-src 1) 'final)) $2 #f)])
(Throws
[() null]
[(throws ClassTypeList) $2])
(ClassTypeList
[(ClassType) (list $1)]
[(ClassTypeList COMMA ClassType) (append $1 (list $3))])
(MethodBody
[(Block) $1]
[(SEMI_COLON) #f])
(StaticInitializer
[(static Block) (make-initializer (build-src 2) #t $2)]
[(Block) (make-initializer (build-src 1) #f $1)])
(ConstructorDeclaration
[(Modifiers ConstructorDeclarator Throws ConstructorBody)
($2 (build-src 4) $1 $3 $4)]
[(ConstructorDeclarator Throws ConstructorBody)
($1 (build-src 3) null $2 $3)])
(ConstructorDeclarator
[(IDENTIFIER O_PAREN FormalParameterList C_PAREN)
(lambda (src modifiers throws body)
(make-constructor-decl src modifiers (make-id (build-src 1) $1) $3 throws body))]
[(IDENTIFIER O_PAREN C_PAREN)
(lambda (src modifiers throws body)
(make-constructor-decl src modifiers (make-id (build-src 1) $1) null throws body))])
(ConstructorBody
[(O_BRACE ExplicitConstructorInvocation BlockStatements C_BRACE)
(make-block-stmt (build-src 4) (cons $2 $3))]
[(O_BRACE ExplicitConstructorInvocation C_BRACE)
(make-block-stmt (build-src 3) (list $2))]
[(O_BRACE BlockStatements C_BRACE)
(make-block-stmt (build-src 3) $2)]
[(O_BRACE C_BRACE)
(make-block-stmt (build-src 2) null)])
(ExplicitConstructorInvocation
[(this O_PAREN ArgumentList C_PAREN SEMI_COLON)
(make-expr-stmt (build-src 5)
(make-call-expr (build-src 5)
#f
(make-name (build-src 1) null (make-id (build-src 1) 'this))
$3))]
[(this O_PAREN C_PAREN SEMI_COLON)
(make-expr-stmt (build-src 4)
(make-call-expr (build-src 4)
#f
(make-name (build-src 1) null (make-id (build-src 1) 'this))
null))]
[(super O_PAREN ArgumentList C_PAREN SEMI_COLON)
(make-expr-stmt (build-src 5)
(make-call-expr (build-src 5)
#f
(make-name (build-src 1) null (make-id (build-src 1) 'super))
$3))]
[(super O_PAREN C_PAREN SEMI_COLON)
(make-expr-stmt (build-src 4)
(make-call-expr (build-src 4)
#f
(make-name (build-src 1) null (make-id (build-src 1) 'super))
null))])
(InterfaceDeclaration
[(Modifiers interface IDENTIFIER ExtendsInterfaces InterfaceBody)
(make-interface-decl (build-src 5) $1 (make-id (build-src 3 3) $3) $4 $5)]
[(Modifiers interface IDENTIFIER InterfaceBody)
(make-interface-decl (build-src 4) $1 (make-id (build-src 3 3) $3) null $4)]
[(interface IDENTIFIER ExtendsInterfaces InterfaceBody)
(make-interface-decl (build-src 4) null (make-id (build-src 2 2) $2) $3 $4)]
[(interface IDENTIFIER InterfaceBody)
(make-interface-decl (build-src 3) null (make-id (build-src 2 2) $2) null $3)])
(ExtendsInterfaces
[(extends InterfaceType) (list $2)]
[(ExtendsInterfaces COMMA InterfaceType) (append $1 (list $3))])
(InterfaceBody
[(O_BRACE InterfaceMemberDeclarations C_BRACE) $2])
(InterfaceMemberDeclarations
[() null]
[(InterfaceMemberDeclarations InterfaceMemberDeclaration)
(append $1 (if (list? $2) $2 (list $2)))])
(InterfaceMemberDeclaration
[(ConstantDeclaration) $1]
[(ClassDeclaration) $1]
[(InterfaceDeclaration) $1]
[(AbstractMethodDeclaration) $1]
[(SEMI_COLON) #f])
(ConstantDeclaration
[(FieldDeclaration) $1])
(AbstractMethodDeclaration
[(MethodHeader SEMI_COLON)
($1 (build-src 2) #f)])
(ArrayInitializer
[(O_BRACE VariableInitializers COMMA C_BRACE)
(make-array-initializer (build-src 4) $2)]
[(O_BRACE VariableInitializers C_BRACE)
(make-array-initializer (build-src 3) $2)]
[(O_BRACE COMMA C_BRACE)
(make-array-initializer (build-src 3) null)]
[(O_BRACE C_BRACE)
(make-array-initializer (build-src 2) null)])
(VariableInitializers
[(VariableInitializer) (list $1)]
[(VariableInitializers COMMA VariableInitializer) (append $1 (list $3))])
(Block
[(O_BRACE BlockStatements C_BRACE)
(make-block-stmt (build-src 3) $2)]
[(O_BRACE C_BRACE)
(make-block-stmt (build-src 2) null)])
(BlockStatements
[(BlockStatement) (if (list? $1) $1 (list $1))]
[(BlockStatements BlockStatement) (append $1 (if (list? $2) $2 (list $2)))])
(BlockStatement
[(ClassDeclaration) $1]
[(InterfaceDeclaration) $1]
[(LocalVariableDeclarationStatement) $1]
[(Statement) $1])
(LocalVariableDeclarationStatement
[(LocalVariableDeclaration SEMI_COLON)
($1 null)]
[(final LocalVariableDeclaration SEMI_COLON)
($2 (list (make-modifier (build-src 1) 'final)))])
(LocalVariableDeclaration
[(Type VariableDeclarators)
(lambda (modifiers)
(map (lambda (build-decl)
(build-decl modifiers $1))
$2))])
(Statement
[(StatementWithoutTrailingSubstatement) $1]
[(LabeledStatement) $1]
[(IfThenStatement) $1]
[(IfThenElseStatement) $1]
[(WhileStatement) $1]
[(ForStatement) $1])
(StatementNoShortIf
[(StatementWithoutTrailingSubstatement) $1]
[(LabeledStatementNoShortIf) $1]
[(IfThenElseStatementNoShortIf) $1]
[(WhileStatementNoShortIf) $1]
[(ForStatementNoShortIf) $1])
(StatementWithoutTrailingSubstatement
[(Block) $1]
[(EmptyStatement) $1]
[(ExpressionStatement) $1]
[(SwitchStatement) $1]
[(DoStatement) $1]
[(BreakStatement) $1]
[(ContinueStatement) $1]
[(ReturnStatement) $1]
[(SynchronizedStatement) $1]
[(ThrowStatement) $1]
[(TryStatement) $1]
[(AssertStatement) $1])
(EmptyStatement
[(SEMI_COLON) #f])
(LabeledStatement
[(IDENTIFIER : Statement)
(make-labeled-stmt (build-src 3) (make-id (build-src 1) $1) $3)])
(LabeledStatementNoShortIf
[(IDENTIFIER : StatementNoShortIf)
(make-labeled-stmt (build-src 3) (make-id (build-src 1) $1) $3)])
(ExpressionStatement
[(StatementExpression SEMI_COLON) (make-expr-stmt (build-src 1) $1)])
(StatementExpression
[(Assignment) $1]
[(PreIncrementExpression) $1]
[(PreDecrementExpression) $1]
[(PostIncrementExpression) $1]
[(PostDecrementExpression) $1]
[(MethodInvocation) $1]
[(ClassInstanceCreationExpression) $1])
(IfThenStatement
[(if O_PAREN Expression C_PAREN Statement)
(make-if-stmt (build-src 5) $3 $5 #f)])
(IfThenElseStatement
[(if O_PAREN Expression C_PAREN StatementNoShortIf else Statement)
(make-if-stmt (build-src 7) $3 $5 $7)])
(IfThenElseStatementNoShortIf
[(if O_PAREN Expression C_PAREN StatementNoShortIf else StatementNoShortIf)
(make-if-stmt (build-src 7) $3 $5 $7)])
(SwitchStatement
[(switch O_PAREN Expression C_PAREN SwitchBlock)
(make-switch-stmt (build-src 5) $3 $5)])
(SwitchBlock
[(O_BRACE SwitchBlockStatementGroups SwitchLabels C_BRACE)
(append $2 $3)]
[(O_BRACE SwitchBlockStatementGroups C_BRACE)
$2]
[(O_BRACE SwitchLabels C_BRACE)
$2]
[(O_BRACE C_BRACE) null])
(SwitchBlockStatementGroups
[(SwitchBlockStatementGroup) $1]
[(SwitchBlockStatementGroups SwitchBlockStatementGroup) (append $1 $2)])
(SwitchBlockStatementGroup
[(SwitchLabels BlockStatements)
(append $1 $2)])
(SwitchLabels
[(SwitchLabel) (list $1)]
[(SwitchLabels SwitchLabel) (append $1 (list $2))])
(SwitchLabel
[(case ConstantExpression :)
(make-case-stmt (build-src 3) $2)]
[(default :)
(make-case-stmt (build-src 2) #f)])
(WhileStatement
[(while O_PAREN Expression C_PAREN Statement)
(make-while-stmt (build-src 5) $3 $5)])
(WhileStatementNoShortIf
[(while O_PAREN Expression C_PAREN StatementNoShortIf)
(make-while-stmt (build-src 5) $3 $5)])
(DoStatement
[(do Statement while O_PAREN Expression C_PAREN SEMI_COLON)
(make-do-stmt (build-src 6) $2 $5)])
(ForStatement
[(for O_PAREN ForInit SEMI_COLON Expression SEMI_COLON ForUpdate C_PAREN Statement)
(make-for-stmt (build-src 9) $3 $5 $7 $9)]
[(for O_PAREN ForInit SEMI_COLON SEMI_COLON ForUpdate C_PAREN Statement)
(make-for-stmt (build-src 8) $3 #f $6 $8)])
(ForStatementNoShortIf
[(for O_PAREN ForInit SEMI_COLON Expression SEMI_COLON ForUpdate C_PAREN StatementNoShortIf)
(make-for-stmt (build-src 9) $3 $5 $7 $9)]
[(for O_PAREN ForInit SEMI_COLON SEMI_COLON ForUpdate C_PAREN StatementNoShortIf)
(make-for-stmt (build-src 8) $3 #f $6 $8)])
(ForInit
[() null]
[(StatementExpressionList) $1]
[(LocalVariableDeclaration) ($1 null)]
[(final LocalVariableDeclaration) ($2 (list (make-modifier (build-src 1) 'final)))])
(ForUpdate
[() null]
[(StatementExpressionList) $1])
(StatementExpressionList
[(StatementExpression) (list $1)]
[(StatementExpressionList COMMA StatementExpression) (append $1 (list $3))])
(BreakStatement
[(break IDENTIFIER SEMI_COLON)
(make-break-stmt (build-src 3) (make-id (build-src 2 2) $2))]
[(break SEMI_COLON)
(make-break-stmt (build-src 2) #f)])
(ContinueStatement
[(continue IDENTIFIER SEMI_COLON)
(make-continue-stmt (build-src 3) (make-id (build-src 2 2) $2))]
[(continue SEMI_COLON)
(make-continue-stmt (build-src 2) #f)])
(ReturnStatement
[(return Expression SEMI_COLON)
(make-return-stmt (build-src 3) $2)]
[(return SEMI_COLON)
(make-return-stmt (build-src 2) #f)])
(ThrowStatement
[(throw Expression SEMI_COLON)
(make-throw-stmt (build-src 3) $2)])
(SynchronizedStatement
[(synchronized O_PAREN Expression C_PAREN Block)
(make-synchronized-stmt (build-src 5) $3 $5)])
(AssertStatement
[(assert Expression SEMI_COLON)
(make-assert-stmt #f $2 #f)]
[(assert Expression : Expression SEMI_COLON)
(make-assert-stmt #f $2 $4)])
(TryStatement
[(try Block Catches)
(make-try-stmt (build-src 3) $2 $3 #f)]
[(try Block Catches Finally)
(make-try-stmt (build-src 4) $2 $3 $4)]
[(try Block Finally)
(make-try-stmt (build-src 3) $2 null $3)])
(Catches
[(CatchClause) (list $1)]
[(Catches CatchClause) (append $1 (list $2))])
(CatchClause
[(catch O_PAREN FormalParameter C_PAREN Block)
(make-catch-stmt (build-src 5) $3 $5)])
(Finally
[(finally Block) $2])
(Primary
[(PrimaryNoNewArray) $1]
[(ArrayCreationExpression) $1])
(PrimaryNoNewArray
[(Literal) $1]
[(this) (make-var-access (build-src 1) (make-name (build-src 1) null (make-id (build-src 1) 'this)))]
[(O_PAREN Expression C_PAREN) $2]
[(ClassInstanceCreationExpression) $1]
[(FieldAccess) $1]
[(MethodInvocation) $1]
[(ArrayAccess) $1]
[(PrimitiveType PERIOD class) (make-class-expr (build-src 3) $1)]
[(Name PERIOD class) (make-class-expr (build-src 3) $1)]
[(void PERIOD class) (make-class-expr (build-src 3) 'void)]
[(Name PERIOD this) (make-var-access (build-src 3)
(make-name (build-src 3)
(append (name-path $1) (list (name-id $1)))
(make-id (build-src 3 3) 'this)))])
(ClassInstanceCreationExpression
[(new ClassOrInterfaceType O_PAREN ArgumentList C_PAREN)
(make-new-object-expr (build-src 2 5) #f $2 $4 #f)]
[(new ClassOrInterfaceType O_PAREN C_PAREN)
(make-new-object-expr (build-src 2 4) #f $2 null #f)]
[(new ClassOrInterfaceType O_PAREN ArgumentList C_PAREN ClassBody)
(make-new-object-expr (build-src 2 6) #f $2 $4 $6)]
[(new ClassOrInterfaceType O_PAREN C_PAREN ClassBody)
(make-new-object-expr (build-src 2 5) #f $2 null $5)]
[(Primary PERIOD new IDENTIFIER O_PAREN ArgumentList C_PAREN ClassBody)
(make-new-object-expr (build-src 8) $1 (make-id (build-src 4 4) $4) $6 $8)]
[(Primary PERIOD new IDENTIFIER O_PAREN C_PAREN ClassBody)
(make-new-object-expr (build-src 7) $1 (make-id (build-src 4 4) $4) #f $7)]
[(Primary PERIOD new IDENTIFIER O_PAREN ArgumentList C_PAREN)
(make-new-object-expr (build-src 7) $1 (make-id (build-src 4 4) $4) $6 #f)]
[(Primary PERIOD new IDENTIFIER O_PAREN C_PAREN)
(make-new-object-expr (build-src 6) $1 (make-id (build-src 4 4) $4) #f #f)]
[(Name PERIOD new IDENTIFIER O_PAREN ArgumentList C_PAREN ClassBody)
(make-new-object-expr (build-src 8) (name->access $1) (make-id (build-src 4 4) $4) $6 $8)]
[(Name PERIOD new IDENTIFIER O_PAREN C_PAREN ClassBody)
(make-new-object-expr (build-src 7) (name->access $1) (make-id (build-src 4 4) $4) #f $7)]
[(Name PERIOD new IDENTIFIER O_PAREN ArgumentList C_PAREN)
(make-new-object-expr (build-src 7) (name->access $1) (make-id (build-src 4 4) $4) $6 #f)]
[(Name PERIOD new IDENTIFIER O_PAREN C_PAREN)
(make-new-object-expr (build-src 6) (name->access $1) (make-id (build-src 4 4) $4) #f #f)])
(ArgumentList
[(Expression) (list $1)]
[(ArgumentList COMMA Expression) (append $1 (list $3))])
(ArrayCreationExpression
[(new PrimitiveType DimExprs Dims)
(make-new-array-expr (build-src 2 4) $2 $3 $4 #f)]
[(new PrimitiveType DimExprs)
(make-new-array-expr (build-src 2 3) $2 $3 0 #f)]
[(new ClassOrInterfaceType DimExprs Dims)
(make-new-array-expr (build-src 2 4) $2 $3 $4 #f)]
[(new ClassOrInterfaceType DimExprs)
(make-new-array-expr (build-src 2 3) $2 $3 0 #f)]
[(new PrimitiveType Dims ArrayInitializer)
(make-new-array-expr (build-src 2 4) $2 null $3 $4)]
[(new ClassOrInterfaceType Dims ArrayInitializer)
(make-new-array-expr (build-src 2 4) $2 null $3 $4)])
(DimExprs
[(DimExpr) (list $1)]
[(DimExprs DimExpr) (append $1 (list $2))])
(DimExpr
[(O_BRACKET Expression C_BRACKET) $2])
(Dims
[(O_BRACKET C_BRACKET) 1]
[(Dims O_BRACKET C_BRACKET) (add1 $1)])
(FieldAccess
[(Primary PERIOD IDENTIFIER)
(make-field-access (build-src 3) $1 (make-id (build-src 3 3) $3))]
[(super PERIOD IDENTIFIER)
(make-field-access (build-src 3)
(name->access (make-name (build-src 1) null (make-id (build-src 1) 'super)))
(make-id (build-src 3 3) $3))]
[(Name PERIOD super PERIOD IDENTIFIER)
(make-field-access (build-src 5)
(name->access (make-name (build-src 3)
(append (name-path $1) (list (name-id $1)))
(make-id (build-src 3 3) 'super)))
(make-id (build-src 5 5) $5))])
(MethodInvocation
[(Name O_PAREN ArgumentList C_PAREN)
(make-call-expr (build-src 4)
#f $1 $3)]
[(Name O_PAREN C_PAREN)
(make-call-expr (build-src 3)
#f $1 null)]
[(Primary PERIOD IDENTIFIER O_PAREN ArgumentList C_PAREN)
(make-call-expr (build-src 6)
$1 (make-name (build-src 3 3) null (make-id (build-src 3 3) $3)) $5)]
[(Primary PERIOD IDENTIFIER O_PAREN C_PAREN)
(make-call-expr (build-src 5)
$1 (make-name (build-src 3 3) null (make-id (build-src 3 3) $3)) null)]
[(super PERIOD IDENTIFIER O_PAREN ArgumentList C_PAREN)
(make-call-expr (build-src 6)
(name->access (make-name (build-src 1) null (make-id (build-src 1) 'super)))
(make-name (build-src 3 3) null (make-id (build-src 3 3) $3))
$5)]
[(super PERIOD IDENTIFIER O_PAREN C_PAREN)
(make-call-expr (build-src 5)
(name->access (make-name (build-src 1) null (make-id (build-src 1) 'super)))
(make-name (build-src 3 3) null (make-id (build-src 3 3) $3))
null)]
[(Name PERIOD super PERIOD IDENTIFIER O_PAREN ArgumentList C_PAREN)
(make-call-expr (build-src 8)
(name->access (make-name (build-src 3)
(append (name-path $1) (list (name-id $1)))
(make-id (build-src 3 3) 'super)))
(make-name (build-src 5 5) null (make-id (build-src 5 5) $5))
$7)]
[(Name PERIOD super PERIOD IDENTIFIER O_PAREN C_PAREN)
(make-call-expr (build-src 7)
(name->access (make-name (build-src 3)
(append (name-path $1) (list (name-id $1)))
(make-id (build-src 3 3) 'super)))
(make-name (build-src 5 5) null (make-id (build-src 5 5) $5))
null)])
(ArrayAccess
[(Name O_BRACKET Expression C_BRACKET)
(make-array-access (build-src 4) (name->access $1) $3)]
[(PrimaryNoNewArray O_BRACKET Expression C_BRACKET)
(make-array-access (build-src 4) $1 $3)])
(PostfixExpression
[(Primary) $1]
[(Name) (name->access $1)]
[(PostIncrementExpression) $1]
[(PostDecrementExpression) $1])
(PostIncrementExpression
[(PostfixExpression ++)
(make-postfix-expr (build-src 2) (build-src 2 2) '++ $1)])
(PostDecrementExpression
[(PostfixExpression --)
(make-postfix-expr (build-src 2) (build-src 2 2) '-- $1)])
(UnaryExpression
[(PreIncrementExpression) $1]
[(PreDecrementExpression) $1]
[(+ UnaryExpression)
(make-unary-expr (build-src 2) (build-src 1) '+ $2)]
[(- UnaryExpression)
(make-unary-expr (build-src 2) (build-src 1) '- $2)]
[(UnaryExpressionNotPlusMinus) $1])
(PreIncrementExpression
[(++ UnaryExpression)
(make-prefix-expr (build-src 2) (build-src 2 2) '++ $2)])
(PreDecrementExpression
[(-- UnaryExpression)
(make-prefix-expr (build-src 2) (build-src 2 2) '-- $2)])
(UnaryExpressionNotPlusMinus
[(PostfixExpression) $1]
[(~ UnaryExpression)
(make-unary-expr (build-src 2) (build-src 1) '~ $2)]
[(! UnaryExpression)
(make-unary-expr (build-src 2) (build-src 1) '! $2)]
[(CastExpression) $1])
(CastExpression
[(O_PAREN PrimitiveType Dims C_PAREN UnaryExpression)
(make-cast-expr (build-src 5)
(make-type-spec (build-src 2 3) (type-spec-base-type $2) $3)
$5)]
[(O_PAREN PrimitiveType C_PAREN UnaryExpression)
(make-cast-expr (build-src 4) $2 $4)]
[(O_PAREN Expression C_PAREN UnaryExpressionNotPlusMinus)
(make-cast-expr (build-src 4)
(make-type-spec (build-src 2 2) (access->name $2) 0)
$4)]
[(O_PAREN Name Dims C_PAREN UnaryExpressionNotPlusMinus)
(make-cast-expr (build-src 5)
(make-type-spec (build-src 2 3) $2 $3)
$5)])
(MultiplicativeExpression
[(UnaryExpression) $1]
[(MultiplicativeExpression * UnaryExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'* $1 $3)]
[(MultiplicativeExpression / UnaryExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'/ $1 $3)]
[(MultiplicativeExpression % UnaryExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'% $1 $3)])
(AdditiveExpression
[(MultiplicativeExpression) $1]
[(AdditiveExpression + MultiplicativeExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'+ $1 $3)]
[(AdditiveExpression - MultiplicativeExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'- $1 $3)])
(ShiftExpression
[(AdditiveExpression) $1]
[(ShiftExpression << AdditiveExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'<< $1 $3)]
[(ShiftExpression >> AdditiveExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'>> $1 $3)]
[(ShiftExpression >>> AdditiveExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'>>> $1 $3)])
(RelationalExpression
[(ShiftExpression) $1]
[(ShiftExpression < ShiftExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'< $1 $3)]
[(RelationalExpression > ShiftExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'< $1 $3)]
[(RelationalExpression <= ShiftExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'> $1 $3)]
[(RelationalExpression >= ShiftExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'>= $1 $3)]
[(RelationalExpression instanceof ReferenceType)
(make-instanceof-expr (build-src 3) (build-src 2 2) $1 $3)])
(EqualityExpression
[(RelationalExpression) $1]
[(EqualityExpression == RelationalExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'== $1 $3)]
[(EqualityExpression != RelationalExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'!= $1 $3)])
(AndExpression
[(EqualityExpression) $1]
[(AndExpression & EqualityExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'& $1 $3)])
(ExclusiveOrExpression
[(AndExpression) $1]
[(ExclusiveOrExpression ^ AndExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'^ $1 $3)])
(InclusiveOrExpression
[(ExclusiveOrExpression) $1]
[(InclusiveOrExpression PIPE ExclusiveOrExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'or $1 $3)])
(ConditionalAndExpression
[(InclusiveOrExpression) $1]
[(ConditionalAndExpression && InclusiveOrExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'&& $1 $3)])
(ConditionalOrExpression
[(ConditionalAndExpression) $1]
[(ConditionalOrExpression OR ConditionalAndExpression)
(make-binary-expr (build-src 3) (build-src 2 2)
'oror $1 $3)])
(ConditionalExpression
[(ConditionalOrExpression) $1]
[(ConditionalOrExpression ? Expression : ConditionalExpression)
(make-conditional-expr (build-src 5) $1 $3 $5)])
(AssignmentExpression
[(ConditionalExpression) $1]
[(Assignment) $1])
(Assignment
[(LeftHandSide AssignmentOperator AssignmentExpression)
(make-assign-expr (build-src 3) $2 $1 $3)])
(LeftHandSide
[(Name) (name->access $1)]
[(FieldAccess) $1]
[(ArrayAccess) $1])
(AssignmentOperator
[(=) '=]
[(*=) '*=]
[(/=) '/=]
[(%=) '%=]
[(+=) '+=]
[(-=) '-=]
[(<<=) '<<=]
[(>>=) '>>=]
[(>>>=) '>>>=]
[(&=) '&=]
[(^=) '^=]
[(OREQUAL) 'or=])
(Expression
[(AssignmentExpression) $1])
(ConstantExpression
[(Expression) $1])
)))
(define (parse-file file)
(with-input-from-file file
(lambda ()
(port-count-lines! (current-input-port))
(parse (current-input-port) file))))
(define (parse-string str)
(let ([in (open-input-string str)])
(port-count-lines! in)
(parse in)))
(define parse
(opt-lambda ([in (current-input-port)] [file #f])
((java-parser file) (lambda () (java-lexer in)))))
(provide/contract
[parse (() (input-port? (optional/c (union path? string?))) . opt-> . ast?)]
[parse-string (string? . -> . ast?)]
[parse-file ((union path? string?) . -> . ast?)]))
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