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parser implement multiple declarations

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This commit is contained in:
Marvin Schlegel 2024-05-06 10:33:37 +02:00
parent e04c475c55
commit 32cce1f137
2 changed files with 14 additions and 8 deletions
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10
Test/TestParser.hs
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@ -21,7 +21,12 @@ testIntField = TestCase $
testCustomTypeField = TestCase $
assertEqual "expect class with foo field" [Class "WithFoo" [] [VariableDeclaration "Foo" "value" Nothing]] $
parse [CLASS,IDENTIFIER "WithFoo",LBRACKET,IDENTIFIER "Foo",IDENTIFIER "value",SEMICOLON,RBRACKET]
testMultipleDeclarationSameLine = TestCase $
assertEqual "expect class with two int fields" [Class "TwoInts" [] [VariableDeclaration "int" "num1" Nothing, VariableDeclaration "int" "num2" Nothing]] $
parse [CLASS,IDENTIFIER "TwoInts",LBRACKET,INT,IDENTIFIER "num1",COMMA,IDENTIFIER "num2",SEMICOLON,RBRACKET]
testMultipleDeclarations = TestCase $
assertEqual "expect class with int and char field" [Class "Multiple" [] [VariableDeclaration "int" "value" Nothing, VariableDeclaration "char" "letter" Nothing]] $
parse [CLASS,IDENTIFIER "Multiple",LBRACKET,INT,IDENTIFIER "value",SEMICOLON,CHAR,IDENTIFIER "letter",SEMICOLON,RBRACKET]
tests = TestList [
@ -29,5 +34,6 @@ tests = TestList [
testTwoEmptyClasses,
testBooleanField,
testIntField,
testCustomTypeField
testCustomTypeField,
testMultipleDeclarations
]

12
src/Parser/JavaParser.y
View File

@ -103,11 +103,11 @@ classbodydeclarations : classbodydeclaration {
MethodDecl method -> ([method], [])
FieldDecls fields -> ([], fields)
}
-- | classbodydeclarations classbodydeclaration {
-- case ($1, $2) of
-- ((methods, fields), MethodDecl method) -> ((methods ++ [method]), fields)
-- ((methods, fields), FieldDecl field) -> (methods, (fields ++ [field]))
-- }
| classbodydeclarations classbodydeclaration {
case ($1, $2) of
((methods, fields), MethodDecl method) -> ((methods ++ [method]), fields)
((methods, fields), FieldDecls newFields) -> (methods, (fields ++ newFields))
}
modifier : PUBLIC { }
| PROTECTED { }
@ -153,7 +153,7 @@ type : primitivetype { $1 }
| referencetype { $1 }
variabledeclarators : variabledeclarator { [$1] }
-- | variabledeclarators COMMA variabledeclarator { $1 ++ [$3] }
| variabledeclarators COMMA variabledeclarator { $1 ++ [$3] }
methodbody : block { }
| SEMICOLON { }