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fbff03c3d7 Add typenode again
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2024-07-04 11:31:21 -04:00
721e1caa79 Merge remote-tracking branch 'origin/Endabgabe' into code-generator 2024-07-04 11:30:54 -04:00
f6b34bf70b readme.md gelöscht
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430d551f7d README.md aktualisiert
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2024-07-04 15:08:02 +00:00
8e0d627505 Readme fixed
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2024-07-04 17:06:49 +02:00
6b6051cad8 Readme fixed
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1f8e045b1e Readme 2024-07-04 17:03:49 +02:00
ceb1231632 Fixed Renaming Errors
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Maximilian Stahl
31929878b0 Merge remote-tracking branch 'origin/Endabgabe' into Endabgabe
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# Conflicts:
#	src/main/java/semantic/SemanticAnalyzer.java
#	src/test/java/semantic/SemanticTest.java
2024-07-04 16:55:15 +02:00
Lucas
ea97f34398 Merge remote-tracking branch 'origin/Endabgabe' into Endabgabe
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2024-07-04 16:49:27 +02:00
Lucas
2f7b310254 refactoring, readme 2024-07-04 16:49:14 +02:00
entep01
4775c3f47e Fixes and changed For Builder 2024-07-04 16:30:19 +02:00
70 changed files with 1033 additions and 1239 deletions

6
.gitignore vendored
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@ -77,10 +77,10 @@ fabric.properties
.idea/caches/build_file_checksums.ser
/target
src/main/resources/logs/RaupenLog.log
src/main/resources/logs/miniCompilerLog.log
src/main/resources/output/CompilerInput.class
src/test/resources/output/javac/CompilerInput$Test.class
src/test/resources/output/javac/CompilerInput.class
src/test/resources/output/raupenpiler/CompilerInput.class
src/test/resources/output/raupenpiler/CompilerInput$Test.class
src/test/resources/output/miniCompiler/CompilerInput.class
src/test/resources/output/miniCompiler/CompilerInput$Test.class
.idea/inspectionProfiles/Project_Default.xml

149
README.md Normal file
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@ -0,0 +1,149 @@
# "Nicht Haskel 2.0" Java Compiler
Realisation of a subset of the Java Standard Compiler in the course Compiler Construction of the 4th semester Computer Science at the Duale Hochschule Stuttgart (Horb).
This project aims to provide a simplified version of the Java compiler, focusing on key language features and demonstrating the principles of compiler construction.
## Realised Java syntax
- **Data types**: `int`, `boolean`, `char`
- **Access modifier**: `public`, `protected`, `private`
- **Operators**: `=` `+` `-` `*` `%` `/` `>` `<` `>=` `<=` `==` `!=` `!` `&&` `||` `++` `--`
- **Keywords**: `class`, `this`, `while`, `do`, `if`, `else`, `for`, `return`, `new`, `switch`, `case`, `break`, `default`, `:`
- **Statements**:
- `if` ... `if else` ... `else`;
- `while` ... ;
- `do` ... `while`;
- `for`;
- `switch` ... `case` ... ;
- **Comments**:
- Single line: `// comment`
- Multi-line: `/* comment */`
- **Further functions**:
- All methods are overloadable
- High maintainability and expandability through implementation of the visitor pattern
- Logging Input and Outputs
- Error Handling in the Semantic Check
## Project Structure
```plain
src/
└── main/
├── java/
│ ├── ast/ -> Defining the structure of the AST
│ ├── bytecode/ -> Generate Java bytecode
│ ├── main/ -> Running the compiler
│ ├── parser/
│ │ ├── astBuilder/ -> Builder creating the AST
│ │ ├── generated/ -> Antlr generated grammar
│ │ └── grammar/ -> Antlr grammar
│ ├── semantic/ -> Running the semantic check
│ └── visitor/ -> Visitor interface
└── resources/
test/
└── java/
│ ├── main/ -> Running E2E tests
│ ├── parser/ -> Performs tests on the parser
│ ├── semantic/ -> Performs tests on the semantic check
└── resources/ -> Ressources for running the Tests
```
## Class-Diagramm AST
![AST Diagramm](ast.png)
## Distribution of the realisation
### i22030 & i22035
Parser:
- Grammar -> (src/main/java/parser/grammar)
- Scanner
- Parser
- Abstract Syntax Tree (AST) -> (src/main/java/ast)
- AstBuilder -> (src/main/java/parser/astBuilder)
Parser tests:
- ParserTests -> (src/test/java/parser)
- TestCases -> (src/test/resources/input/singeFeatureTests)
Other:
- Documentation -> (README.md)
- Ast Class-Diagramm -> (ast.png)
- PowerPoint
### i22005
Semantic check:
- Set all types and check whether types have been used correctly
- Contexts -> (src/main/java/semantic/context)
- Exceptions Handling -> (src/main/java/semantic/exceptions)
Semantic Tests:
- Typing and Type checking -> (src/test/java/semantic/EndToTypedAstTest)
- Exception and feature test -> (src/test/resources/input/typedAstExceptionsTests)
### i22007
Bytecode generation:
- Complete bytecode generation -> (src/mein/java/bytecode)
### i22011
Tests and execution:
- Makefile
- Running Compiler -> (src/main/main)
- Running E2E tests -> (src/test/main)
- Typing and Type checking -> (src/test/java/semantic/EndToTypedAstTest)
## Used Tools
- [Maven 4.0](https://maven.apache.org/index.html)
- Used for automating the build process and managing dependencies.
- [ANTLR4 v.13.1](https://www.antlr.org/)
- Used to parse the input Java code into the Abstract Syntax Tree.
## Used Tools
- [Maven 4.0](https://maven.apache.org/index.html)
- Used for automating the build process and managing dependencies.
- [ANTLR4 v.13.1](https://www.antlr.org/)
- Used to parse the input Java code into the Abstract Syntax Tree.
## How to run the compiler
### Possibilities
### 1. Start miniCompiler using make:
Make needs to be installed
```bash
cd .\src\test\ ; make clean compile-miniCompiler
```
### 2. Start miniCompiler using jar:
If you do not have the .jar, download it [here](https://gitea.hb.dhbw-stuttgart.de/i22005/NichtHaskell2.0/src/branch/Endabgabe/src) or compile it using mvn package or make first
```
java.exe -DgenJar=bool -DgenClass=bool -jar path_to_jar\jarName.jar 'path_to_input_file.java' 'path_to_output_directory'
```
Example (jar needs to be in the target directory)
```bash
java.exe -DgenJar=true -DgenClass=true -jar .\target\JavaCompiler-1.0-jar-with-dependencies.jar 'src/main/resources/input/CompilerInput.java' 'src/main/resources/output'
```
- set DgenJar true, to generate the jar, false for no jar
```
DgenJar=true
```
- set DgenClass true, to generate class files, false for no class files
```
DgenClass=true
```
## How to run tests
```bash
mvn test
```
Or start them manually in your IDE

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@ -1,68 +0,0 @@
# "Nicht Haskel 2.0" Java Compiler
Realisation of a subset of the Java Standard Compiler in the course Compiler Construction of the 4th semester Computer Science at the Duale Hochschule Suttgart (Horb).
This project aims to provide a simplified version of the Java compiler, focusing on key language features and demonstrating the principles of compiler construction.
## Realised Java syntax
- **Data types**: `int`, `boolean`, `char`
- **Access modifier**: `public`, `protected`, `private`
- **Operators**: `=` `+` `-` `*` `%` `/` `>` `<` `>=` `<=` `==` `!=` `!` `&&` `||` `++` `--`
- **Keywords**: `class`, `this`, `while`, `do`, `if`, `else`, `for`, `return`, `new`, `switch`, `case`, `break`, `default`, `:`
- **Statements**:
- `if` ... `if else` ... `else`;
- `while` ... ;
- `do` ... `while`;
- `for`;
- `switch` ... `case` ... ;
- **Comments**:
- Single line: `// comment`
- Multi-line: `/* comment */`
- **Further functions**:
- All methods are overloadable
- High maintainability and expandability through implementation of the visitor pattern
- Logging Input and Outputs
- Error Handling in the Semantic Check
## Project Structure
```plain
src/
└── main/
├── java/
│ ├── ast/ -> Defining the structure of the AST
│ ├── bytecode/ -> Generate Java bytecode
│ ├── main/ -> Running the compiler
│ ├── parser/
│ │ ├── astBuilder/ -> Builder creating the AST
│ │ ├── generated/ -> Antlr generated grammar
│ │ └── grammar/ -> Antlr grammar
│ ├── semantic/ -> Running the semantic check
│ └── visitor/ -> Visitor interface
└── resources/
test/
└── java/
│ ├── main/ -> MainTest, E2ETests, UtilityTests
│ ├── parser/ -> Performs tests on the parser
│ └── semantic/ -> Performs tests on the semantic check
└── resources/ -> Ressources for running the Tests
```
## Class-Diagramm AST
![AST Diagramm](ast.png)
## Used Tools
- [Maven 4.0](https://maven.apache.org/index.html)
- Used for automating the build process and managing dependencies.
- [ANTLR4 v.13.1](https://www.antlr.org/)
- Used to parse the input Java code into the Abstract Syntax Tree.
## How to run the compiler
## Download
```bash

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@ -1,20 +1,6 @@
package ast;
import bytecode.visitor.ClassVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
public interface ASTNode {
//Todo: @BruderJohn & @i22007 Interface anwenden + geeignetetn Methodename.
/*
Typecheck:
public TypeCheckResult acceptType(SemanticVisitor visitor);
Bytecode:
public void accepByteCode(ClassVisitor classVisitor);
*/
}

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@ -1,12 +1,11 @@
package ast;
import ast.type.AccessModifierNode;
import ast.members.ConstructorNode;
import ast.members.MemberNode;
import ast.members.MethodNode;
import bytecode.visitor.ClassVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
import java.util.ArrayList;
@ -17,11 +16,11 @@ public class ClassNode implements ASTNode, Visitable {
public String identifier;
public List<MemberNode> members = new ArrayList<>();
public ClassNode(){
public ClassNode() {
}
public ClassNode(String accessType, String identifier){
public ClassNode(String accessType, String identifier) {
this.accessType = new AccessModifierNode(accessType);
this.identifier = identifier;
}
@ -30,7 +29,7 @@ public class ClassNode implements ASTNode, Visitable {
members.add(member);
}
public List<MethodNode> getMethods(){
public List<MethodNode> getMethods() {
List<MethodNode> methods = new ArrayList<>();
for (MemberNode member : members) {
if (member instanceof MethodNode methodNode) {

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@ -2,7 +2,7 @@ package ast;
import bytecode.visitor.ProgramVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
import java.util.ArrayList;

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@ -4,12 +4,12 @@ import ast.expressions.IExpressionNode;
import ast.type.type.*;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
public class BinaryNode implements IExpressionNode, Visitable {
private ITypeNode typeNode;
public ITypeNode typeNode;
@Override
public TypeCheckResult accept(SemanticVisitor visitor) {

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@ -1,9 +1,8 @@
package ast.expressions.binaryexpressions;
import ast.type.type.*;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class CalculationNode extends BinaryNode {
public CalculationNode calculationExpression;
@ -20,11 +19,11 @@ public class CalculationNode extends BinaryNode {
this.dotExpression = dotExpression;
}
private void setOperator(String operator) {
if(operator != null) {
if(operator.equals("+")) {
public void setOperator(String operator) {
if (operator != null) {
if (operator.equals("+")) {
this.operator = EnumLineOperator.PLUS;
} else if(operator.equals("-")) {
} else if (operator.equals("-")) {
this.operator = EnumLineOperator.MINUS;
}
}

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@ -2,30 +2,28 @@ package ast.expressions.binaryexpressions;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class DotNode extends BinaryNode {
public DotNode dotExpression;
public EnumDotOperator operator;
public DotSubstractionNode dotSubstractionExpression;
public DotSubtractionNode dotSubtractionExpression;
public DotNode(DotNode dotExpression, String operator, DotSubstractionNode dotSubstractionExpression) {
public DotNode(DotNode dotExpression, String operator, DotSubtractionNode dotSubtractionExpression) {
this.dotExpression = dotExpression;
setOperator(operator);
this.dotSubstractionExpression = dotSubstractionExpression;
this.dotSubtractionExpression = dotSubtractionExpression;
}
public DotNode(DotSubstractionNode dotSubstractionExpression) {
this.dotSubstractionExpression = dotSubstractionExpression;
public DotNode(DotSubtractionNode dotSubtractionExpression) {
this.dotSubtractionExpression = dotSubtractionExpression;
}
private void setOperator(String operator) {
if(operator.equals("*")) {
this.operator = EnumDotOperator.MULT;
} else if(operator.equals("/")) {
this.operator = EnumDotOperator.DIV;
} else if(operator.equals("%")) {
this.operator = EnumDotOperator.MOD;
public void setOperator(String operator) {
switch (operator) {
case "*" -> this.operator = EnumDotOperator.MULT;
case "/" -> this.operator = EnumDotOperator.DIV;
case "%" -> this.operator = EnumDotOperator.MOD;
}
}

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@ -1,45 +1,44 @@
package ast.expressions.binaryexpressions;
import ast.expressions.unaryexpressions.MemberAccessNode;
import ast.statementexpressions.methodcallstatementnexpressions.MethodCallNode;
import ast.type.type.*;
import ast.type.ValueNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
public class DotSubstractionNode extends BinaryNode {
public ValueNode value;
public String identifier;
public MemberAccessNode memberAccess;
public MethodCallNode methodCall;
public CalculationNode calculationExpression;
public DotSubstractionNode(ValueNode value) {
this.value = value;
}
public DotSubstractionNode(String identifier) {
this.identifier = identifier;
}
public DotSubstractionNode(MemberAccessNode memberAccess) {
this.memberAccess = memberAccess;
}
public DotSubstractionNode(MethodCallNode methodCall, CalculationNode calculationExpression) {
this.methodCall = methodCall;
this.calculationExpression = calculationExpression;
}
@Override
public TypeCheckResult accept(SemanticVisitor visitor) {
return visitor.analyze(this);
}
@Override
public void accept(MethodVisitor methodVisitor) {
methodVisitor.visit(this);
}
}
package ast.expressions.binaryexpressions;
import ast.expressions.unaryexpressions.MemberAccessNode;
import ast.statementexpressions.methodcallstatementnexpressions.MethodCallNode;
import ast.type.ValueNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import semantic.TypeCheckResult;
public class DotSubtractionNode extends BinaryNode {
public ValueNode value;
public String identifier;
public MemberAccessNode memberAccess;
public MethodCallNode methodCall;
public CalculationNode calculationExpression;
public DotSubtractionNode(ValueNode value) {
this.value = value;
}
public DotSubtractionNode(String identifier) {
this.identifier = identifier;
}
public DotSubtractionNode(MemberAccessNode memberAccess) {
this.memberAccess = memberAccess;
}
public DotSubtractionNode(MethodCallNode methodCall, CalculationNode calculationExpression) {
this.methodCall = methodCall;
this.calculationExpression = calculationExpression;
}
@Override
public TypeCheckResult accept(SemanticVisitor visitor) {
return visitor.analyze(this);
}
@Override
public void accept(MethodVisitor methodVisitor) {
methodVisitor.visit(this);
}
}

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@ -2,10 +2,9 @@ package ast.expressions.binaryexpressions;
import ast.expressions.IExpressionNode;
import ast.expressions.unaryexpressions.UnaryNode;
import ast.type.type.*;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class NonCalculationNode extends BinaryNode {
public UnaryNode unaryExpression;
@ -18,23 +17,16 @@ public class NonCalculationNode extends BinaryNode {
this.expression = expression;
}
private void setOperator(String operator) {
if(operator.equals("&&")) {
this.operator = EnumNonCalculationOperator.AND;
} else if(operator.equals("||")) {
this.operator = EnumNonCalculationOperator.OR;
} else if(operator.equals(">")) {
this.operator = EnumNonCalculationOperator.GREATER;
} else if(operator.equals("<")) {
this.operator = EnumNonCalculationOperator.LESS;
} else if(operator.equals(">=")) {
this.operator = EnumNonCalculationOperator.GREATER_EQUAL;
} else if(operator.equals("<=")) {
this.operator = EnumNonCalculationOperator.LESS_EQUAL;
} else if(operator.equals("==")) {
this.operator = EnumNonCalculationOperator.EQUAL;
} else if(operator.equals("!=")) {
this.operator = EnumNonCalculationOperator.NOT_EQUAL;
public void setOperator(String operator) {
switch (operator) {
case "&&" -> this.operator = EnumNonCalculationOperator.AND;
case "||" -> this.operator = EnumNonCalculationOperator.OR;
case ">" -> this.operator = EnumNonCalculationOperator.GREATER;
case "<" -> this.operator = EnumNonCalculationOperator.LESS;
case ">=" -> this.operator = EnumNonCalculationOperator.GREATER_EQUAL;
case "<=" -> this.operator = EnumNonCalculationOperator.LESS_EQUAL;
case "==" -> this.operator = EnumNonCalculationOperator.EQUAL;
case "!=" -> this.operator = EnumNonCalculationOperator.NOT_EQUAL;
}
}

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@ -1,10 +1,11 @@
package ast.expressions.unaryexpressions;
import ast.ASTNode;
import bytecode.visitor.MethodVisitor;
import ast.type.type.ITypeNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
import java.util.ArrayList;
@ -27,7 +28,7 @@ public class MemberAccessNode implements ASTNode, Visitable {
public void accept(MethodVisitor methodVisitor) {
methodVisitor.visit(this);
}
public TypeCheckResult accept(SemanticVisitor visitor) {
return visitor.analyze(this);
}
@ -40,4 +41,5 @@ public class MemberAccessNode implements ASTNode, Visitable {
this.typeNode = typeNode;
}
}

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@ -1,13 +1,12 @@
package ast.expressions.unaryexpressions;
import ast.ASTNode;
import ast.expressions.IExpressionNode;
import ast.type.type.ITypeNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import visitor.Visitable;
import semantic.TypeCheckResult;
public class NotNode implements ASTNode, Visitable {
public class NotNode implements IExpressionNode {
public IExpressionNode expression;
public NotNode(IExpressionNode expression) {
@ -24,4 +23,13 @@ public class NotNode implements ASTNode, Visitable {
return null;
}
}
@Override
public ITypeNode getType() {
return expression.getType();
}
@Override
public void setType(ITypeNode type) {
this.expression.setType(type);
}
}

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@ -6,7 +6,7 @@ import ast.type.type.*;
import ast.type.ValueNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import java.util.Objects;
@ -18,10 +18,10 @@ public class UnaryNode implements IExpressionNode {
public NotNode notExpression;
public IStatementNode statement;
public IExpressionNode expression;
private ITypeNode type;
public ITypeNode type;
public UnaryNode(String value) {
if(Objects.equals(value, "this")) {
if (Objects.equals(value, "this")) {
this.thisExp = "this";
} else {
this.identifier = value;

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@ -1,11 +0,0 @@
package ast.literal;
public class BooleanLiteralNode {
private String value;
public BooleanLiteralNode(String value) {this.value = value;}
public String getValue() {
return value;
}
}

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@ -1,11 +0,0 @@
package ast.literal;
public class CharLiteralNode {
public String value;
public CharLiteralNode(String value) {this.value = value;}
public String getValue() {
return value;
}
}

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@ -1,31 +0,0 @@
package ast.literal;
import ast.expressions.IExpressionNode;
import ast.type.type.ITypeNode;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
public class LiteralNode implements IExpressionNode {
public String value;
private ITypeNode type;
public LiteralNode(String value, ITypeNode type) {
this.value = value;
this.type = type;
}
public ITypeNode getType() {
return type;
}
public void setType(ITypeNode type) {
this.type = type;
}
@Override
public TypeCheckResult accept(SemanticVisitor visitor) {
return null;
}
}

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@ -32,8 +32,7 @@ public class ConstructorNode extends MethodNode implements Visitable {
}
public boolean isSame(MethodNode methodNode) {
if (!(Objects.equals(this.identifier, methodNode.getIdentifier()))
|| getParameters().size() != methodNode.getParameters().size()) {
if (!(Objects.equals(this.identifier, methodNode.getIdentifier())) || getParameters().size() != methodNode.getParameters().size()) {
return false;
}

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@ -3,9 +3,8 @@ package ast.members;
import ast.type.AccessModifierNode;
import ast.type.type.ITypeNode;
import bytecode.visitor.ClassVisitor;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
public class FieldNode implements MemberNode, Visitable {
@ -13,7 +12,7 @@ public class FieldNode implements MemberNode, Visitable {
public ITypeNode type;
public String identifier;
public FieldNode(AccessModifierNode accessTypeNode, ITypeNode type, String name){
public FieldNode(AccessModifierNode accessTypeNode, ITypeNode type, String name) {
this.accessTypeNode = accessTypeNode;
this.type = type;
this.identifier = name;

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@ -10,7 +10,8 @@ import ast.ASTNode;
@JsonSubTypes({
@JsonSubTypes.Type(value = MethodNode.class, name = "Method"),
@JsonSubTypes.Type(value = FieldNode.class, name = "Field") }
@JsonSubTypes.Type(value = FieldNode.class, name = "Field")}
)
public interface MemberNode extends ASTNode {}
public interface MemberNode extends ASTNode {
}

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@ -6,7 +6,7 @@ import ast.type.AccessModifierNode;
import ast.type.type.*;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
import java.util.ArrayList;
@ -15,16 +15,16 @@ import java.util.Objects;
public class MethodNode implements MemberNode, Visitable {
public AccessModifierNode accesModifier;
private ITypeNode type;
public ITypeNode type;
public Boolean voidType;
private String identifier;
public String identifier;
public List<ParameterNode> parameters = new ArrayList<>();
public BlockNode block;
public MethodNode() {
}
public MethodNode(String accessModifier, ITypeNode type, Boolean voidType, String identifier, BlockNode block){
public MethodNode(String accessModifier, ITypeNode type, Boolean voidType, String identifier, BlockNode block) {
this.accesModifier = new AccessModifierNode(accessModifier);
this.type = type;
this.voidType = voidType;
@ -40,7 +40,7 @@ public class MethodNode implements MemberNode, Visitable {
return parameters;
}
public boolean isSame(MethodNode methodNode){
public boolean isSame(MethodNode methodNode) {
if (!(Objects.equals(this.identifier, methodNode.getIdentifier())) || type.equals(methodNode.type)
|| getParameters().size() != methodNode.getParameters().size()) {
return false;

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@ -3,7 +3,7 @@ package ast.parameters;
import ast.ASTNode;
import ast.type.type.*;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
public class ParameterNode implements ASTNode, Visitable {

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@ -3,7 +3,7 @@ package ast.statementexpressions;
import ast.expressions.IExpressionNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class AssignNode implements IStatementExpressionNode {
public AssignableNode assignable;

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@ -3,11 +3,11 @@ package ast.statementexpressions;
import ast.expressions.unaryexpressions.MemberAccessNode;
import ast.type.type.ITypeNode;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class AssignableNode implements IStatementExpressionNode {
public String identifier;
private ITypeNode typeNode;
public ITypeNode typeNode;
public MemberAccessNode memberAccess;
@ -24,10 +24,6 @@ public class AssignableNode implements IStatementExpressionNode {
return visitor.analyze(this);
}
public ITypeNode getTypeNode() {
return typeNode;
}
public void setTypeNode(ITypeNode typeNode) {
this.typeNode = typeNode;
}

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@ -2,4 +2,5 @@ package ast.statementexpressions;
import ast.statements.IStatementNode;
public interface IStatementExpressionNode extends IStatementNode {}
public interface IStatementExpressionNode extends IStatementNode {
}

View File

@ -3,7 +3,7 @@ package ast.statementexpressions;
import ast.expressions.IExpressionNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import java.util.ArrayList;
import java.util.List;

View File

@ -4,7 +4,7 @@ import ast.statementexpressions.AssignableNode;
import ast.statementexpressions.IStatementExpressionNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
public class DecrementNode implements IStatementExpressionNode, Visitable {

View File

@ -4,8 +4,8 @@ import ast.statementexpressions.AssignableNode;
import ast.statementexpressions.IStatementExpressionNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import visitor.Visitable;
import semantic.TypeCheckResult;
public class IncrementNode implements IStatementExpressionNode, Visitable {
public CrementType crementType;

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@ -4,7 +4,7 @@ import ast.ASTNode;
import ast.expressions.IExpressionNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
import java.util.ArrayList;

View File

@ -5,7 +5,7 @@ import ast.statements.IStatementNode;
import ast.type.type.ITypeNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import java.util.ArrayList;
import java.util.List;

View File

@ -3,9 +3,8 @@ package ast.statementexpressions.methodcallstatementnexpressions;
import ast.ASTNode;
import ast.expressions.unaryexpressions.MemberAccessNode;
import ast.statementexpressions.NewDeclarationNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
public class TargetNode implements ASTNode, Visitable {

View File

@ -1,8 +1,7 @@
package ast.statements;
import ast.ASTNode;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
import java.util.ArrayList;
@ -11,7 +10,8 @@ import java.util.List;
public class BlockNode implements IStatementNode, Visitable {
public List<IStatementNode> statements = new ArrayList<>();
public BlockNode() {}
public BlockNode() {
}
public void addStatement(IStatementNode statement) {
statements.add(statement);

View File

@ -1,10 +0,0 @@
package ast.statements;
import java.util.List;
public class BlockStatementNode {
List<IStatementNode> statements;
public BlockStatementNode(List<IStatementNode> statements) {this.statements = statements;}
}

View File

@ -1,7 +1,7 @@
package ast.statements;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class ElseNode implements IStatementNode {
public BlockNode block;

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@ -1,7 +1,7 @@
package ast.statements;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import java.util.ArrayList;
import java.util.List;

View File

@ -2,7 +2,7 @@ package ast.statements;
import ast.expressions.IExpressionNode;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class IfNode implements IStatementNode {
public IExpressionNode expression;

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@ -4,7 +4,7 @@ import ast.expressions.IExpressionNode;
import ast.type.type.*;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class LocalVariableDeclarationNode implements IStatementNode {
public ITypeNode type;

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@ -3,14 +3,14 @@ package ast.statements;
import ast.expressions.IExpressionNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class ReturnNode implements IStatementNode {
public IExpressionNode expression;
public Boolean voidReturn = false;
public ReturnNode(IExpressionNode expression) {
if(expression != null) {
if (expression != null) {
this.expression = expression;
} else {
voidReturn = true;

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@ -2,7 +2,7 @@ package ast.statements;
import ast.expressions.IExpressionNode;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class WhileNode implements IStatementNode {
public IExpressionNode expression;
@ -14,7 +14,6 @@ public class WhileNode implements IStatementNode {
}
public void test() {
return;
}

View File

@ -8,7 +8,7 @@ public class AccessModifierNode {
}
private void setModifier(String accessType) {
switch(accessType) {
switch (accessType) {
case "public":
this.accessType = EnumAccessModifierNode.PUBLIC;
break;

View File

@ -3,7 +3,7 @@ package ast.type;
import ast.ASTNode;
import bytecode.visitor.MethodVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
import visitor.Visitable;
public class ValueNode implements ASTNode, Visitable {

View File

@ -2,7 +2,7 @@ package ast.type.type;
public class BaseType implements ITypeNode {
private TypeEnum typeEnum;
public final TypeEnum typeEnum;
public BaseType(TypeEnum typeEnum) {
this.typeEnum = typeEnum;
@ -21,8 +21,6 @@ public class BaseType implements ITypeNode {
if (getClass() != obj.getClass())
return false;
BaseType other = (BaseType) obj;
if (typeEnum != other.typeEnum)
return false;
return true;
return typeEnum == other.typeEnum;
}
}

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@ -1,5 +1,4 @@
package ast.type.type;
public interface ITypeNode {
}

View File

@ -1,8 +1,8 @@
package ast.type.type;
public class ReferenceType implements ITypeNode{
public class ReferenceType implements ITypeNode {
private String identifier;
public final String identifier;
public ReferenceType(String identifier) {
this.identifier = identifier;
@ -22,11 +22,8 @@ public class ReferenceType implements ITypeNode{
return false;
ReferenceType other = (ReferenceType) obj;
if (identifier == null) {
if (other.identifier != null)
return false;
} else if (!identifier.equals(other.identifier))
return false;
return true;
return other.identifier == null;
} else return identifier.equals(other.identifier);
}

View File

@ -4,6 +4,5 @@ public enum TypeEnum {
VOID,
INT,
CHAR,
BOOL;
BOOL
}

View File

@ -17,9 +17,9 @@ public class ByteCodeGenerator implements ProgramVisitor {
private JarOutputStream jarOutputStream;
private ByteArrayOutputStream byteArrayOutputStream;
private String outputDirectory;
private boolean generateJar;
private boolean generateClassFiles;
private final String outputDirectory;
private final boolean generateJar;
private final boolean generateClassFiles;
public ByteCodeGenerator(String outputDirectory, boolean generateJar, boolean generateClassFiles) {
this.outputDirectory = outputDirectory;

View File

@ -19,12 +19,12 @@ import java.util.jar.JarOutputStream;
public class ClassCodeGen implements ClassVisitor {
private Mapper mapper;
private final Mapper mapper;
private ClassWriter classWriter;
private JarOutputStream jarOutputStream;
private String outputDirectory;
private boolean generateJar;
private boolean generateClassFiles;
private final JarOutputStream jarOutputStream;
private final String outputDirectory;
private final boolean generateJar;
private final boolean generateClassFiles;
public ClassCodeGen(JarOutputStream jarOutputStream, String outputDirectory, boolean generateJar, boolean generateClassFiles) {
this.mapper = new Mapper();

View File

@ -33,11 +33,11 @@ import static org.objectweb.asm.Opcodes.*;
public class MethodCodeGen implements bytecode.visitor.MethodVisitor {
private ClassWriter classWriter;
private Mapper mapper;
private final ClassWriter classWriter;
private final Mapper mapper;
private MethodVisitor methodVisitor;
private List<String> localVariables;
private final List<String> localVariables;
public MethodCodeGen(ClassWriter classWriter) {
this.classWriter = classWriter;
@ -154,8 +154,8 @@ public class MethodCodeGen implements bytecode.visitor.MethodVisitor {
if (dotNode.dotExpression != null) {
dotNode.dotExpression.accept(this);
}
if (dotNode.dotSubstractionExpression != null) {
dotNode.dotSubstractionExpression.accept(this);
if (dotNode.dotSubtractionExpression != null) {
dotNode.dotSubtractionExpression.accept(this);
}
if (dotNode.operator != null) {
switch (dotNode.operator) {
@ -173,17 +173,17 @@ public class MethodCodeGen implements bytecode.visitor.MethodVisitor {
}
@Override
public void visit(DotSubstractionNode dotSubstractionNode) {
if (dotSubstractionNode.value != null) {
dotSubstractionNode.value.accept(this);
} else if (dotSubstractionNode.identifier != null) {
methodVisitor.visitVarInsn(ILOAD, localVariables.indexOf(dotSubstractionNode.identifier));
} else if (dotSubstractionNode.memberAccess != null) {
dotSubstractionNode.memberAccess.accept(this);
} else if (dotSubstractionNode.methodCall != null) {
dotSubstractionNode.methodCall.accept(this);
} else if (dotSubstractionNode.calculationExpression != null) {
dotSubstractionNode.calculationExpression.accept(this);
public void visit(DotSubtractionNode dotSubtractionNode) {
if (dotSubtractionNode.value != null) {
dotSubtractionNode.value.accept(this);
} else if (dotSubtractionNode.identifier != null) {
methodVisitor.visitVarInsn(ILOAD, localVariables.indexOf(dotSubtractionNode.identifier));
} else if (dotSubtractionNode.memberAccess != null) {
dotSubtractionNode.memberAccess.accept(this);
} else if (dotSubtractionNode.methodCall != null) {
dotSubtractionNode.methodCall.accept(this);
} else if (dotSubtractionNode.calculationExpression != null) {
dotSubtractionNode.calculationExpression.accept(this);
}
}
@ -423,8 +423,7 @@ public class MethodCodeGen implements bytecode.visitor.MethodVisitor {
assignLocalVar(assignNode);
incrementNode.accept(this);
}
} else if (assignNode.expression instanceof DecrementNode) {
DecrementNode decrementNode = (DecrementNode) assignNode.expression;
} else if (assignNode.expression instanceof DecrementNode decrementNode) {
if (decrementNode.crementType.equals(CrementType.PREFIX)) {
decrementNode.accept(this);
assignLocalVar(assignNode);
@ -521,9 +520,9 @@ public class MethodCodeGen implements bytecode.visitor.MethodVisitor {
if(incrementNode.assignableExpression.memberAccess != null) {
incrementNode.assignableExpression.memberAccess.accept(this);
} else {
if(assignNode.assignable.getTypeNode() instanceof BaseType) {
if(assignNode.assignable.typeNode instanceof BaseType) {
methodVisitor.visitVarInsn(ILOAD, localVariables.indexOf(assignNode.assignable.identifier));
} else if(assignNode.assignable.getTypeNode() instanceof ReferenceType) {
} else if(assignNode.assignable.typeNode instanceof ReferenceType) {
methodVisitor.visitVarInsn(ALOAD, localVariables.indexOf(assignNode.assignable.identifier));
}
}
@ -532,9 +531,9 @@ public class MethodCodeGen implements bytecode.visitor.MethodVisitor {
if(decrementNode.assignableExpression.memberAccess != null) {
decrementNode.assignableExpression.memberAccess.accept(this);
} else {
if(assignNode.assignable.getTypeNode() instanceof BaseType) {
if(assignNode.assignable.typeNode instanceof BaseType) {
methodVisitor.visitVarInsn(ILOAD, localVariables.indexOf(assignNode.assignable.identifier));
} else if(assignNode.assignable.getTypeNode() instanceof ReferenceType) {
} else if(assignNode.assignable.typeNode instanceof ReferenceType) {
methodVisitor.visitVarInsn(ALOAD, localVariables.indexOf(assignNode.assignable.identifier));
}
}

View File

@ -8,32 +8,38 @@ import ast.members.ConstructorNode;
import ast.members.MainMethodNode;
import ast.members.MethodNode;
import ast.statementexpressions.AssignNode;
import ast.statementexpressions.AssignableNode;
import ast.statementexpressions.NewDeclarationNode;
import ast.statementexpressions.crementexpressions.DecrementNode;
import ast.statementexpressions.crementexpressions.IncrementNode;
import ast.statementexpressions.methodcallstatementnexpressions.ChainedMethodNode;
import ast.statementexpressions.methodcallstatementnexpressions.MethodCallNode;
import ast.statementexpressions.methodcallstatementnexpressions.TargetNode;
import ast.statements.*;
import ast.type.ValueNode;
public interface MethodVisitor {
// members
void visit(ConstructorNode constructorNode);
void visit(MethodNode methodNode);
void visit(MainMethodNode mainMethodNode);
// Binary expressions
void visit(BinaryNode binaryNode);
void visit(CalculationNode calculationNode);
void visit(DotNode dotNode);
void visit(DotSubstractionNode dotSubstractionNode);
void visit(DotSubtractionNode dotSubtractionNode);
void visit(NonCalculationNode nonCalculationNode);
// Unary expressions
void visit(MemberAccessNode memberAccessNode);
void visit(NotNode notExpressionNode);
void visit(UnaryNode unaryExpressionNode);
// statements
@ -43,13 +49,16 @@ public interface MethodVisitor {
void visit(DecrementNode decrementNode);
void visit(LocalVariableDeclarationNode localVariableDeclarationNode);
void visit(ReturnNode returnNode);
void visit(WhileNode whileNode);
// statement expression
void visit(MethodCallNode methodCallNode);
void visit(AssignNode assignNode);
void visit(NewDeclarationNode newDeclarationNode);
// type

View File

@ -3,5 +3,5 @@ package bytecode.visitor;
import ast.ProgramNode;
public interface ProgramVisitor {
void visit(ProgramNode programNode);
void visit(ProgramNode programNode);
}

View File

@ -17,10 +17,10 @@ import java.util.Optional;
/**
* Start Raupenpiler using make:
* Start miniCompiler using make:
* <p> <code> cd .\src\test\ </code>
* <p> <code> make clean compile-raupenpiler </code>
* <p> Start Raupenpiler using jar:
* <p> <code> make clean compile-miniCompiler </code>
* <p> Start miniCompiler using jar:
* <p> <code> java.exe -DgenJar=true_OR_false -DgenClass=true_OR_false -jar path_to_jar\JavaCompiler-1.0-jar-with-dependencies.jar 'path_to_input_file.java' 'path_to_output_directory' </code>
* <p> Example (jar needs to be in the target directory, compile with make or mvn package first):
* <code> java.exe -DgenJar=true -DgenClass=true -jar .\target\JavaCompiler-1.0-jar-with-dependencies.jar 'src/main/resources/input/CompilerInput.java' 'src/main/resources/output' </code>
@ -40,16 +40,6 @@ public class Main {
System.err.println("Error reading the file: " + e.getMessage());
}
}
/* !!! Else Branch (main ohne args starten) ist nicht zur Verwendung vorgesehen, immer mit args starten !!!
else {
try {
CharStream codeCharStream = CharStreams.fromPath(Paths.get("src/main/resources/input/CompilerInput.java"));
compileFile(codeCharStream);
} catch (IOException e) {
System.err.println("Error reading the file: " + e.getMessage());
}
}
*/
}
/**
@ -66,7 +56,7 @@ public class Main {
*/
static void compileFile(CharStream inputCharStream, String outputDirectoryPath) {
// Initialize the logger
new RaupenLogger();
new MiniCompilerLogger();
/* ------------------------- Scanner -> tokens ------------------------- */
// Use the SimpleJavaLexer to tokenize the input CharStream
@ -74,27 +64,27 @@ public class Main {
CommonTokenStream tokenStream = new CommonTokenStream(lexer);
tokenStream.fill();
// Log the tokens
RaupenLogger.logScanner(tokenStream);
MiniCompilerLogger.logScanner(tokenStream);
/*------------------------- Parser -> Parsetree -------------------------*/
// Use the SimpleJavaParser to parse the tokens and generate a ParseTree
SimpleJavaParser parser = new SimpleJavaParser(tokenStream);
ParseTree parseTree = parser.program(); // parse the input
// Log the ParseTree
RaupenLogger.logParser(parseTree, parser);
MiniCompilerLogger.logParser(parseTree, parser);
/*------------------------- AST builder -> AST -------------------------*/
// Use the ASTBuilder to visit the ParseTree and generate an Abstract Syntax Tree (AST)
ASTBuilder astBuilder = new ASTBuilder();
ASTNode abstractSyntaxTree = astBuilder.visit(parseTree);
// Log the AST
RaupenLogger.logAST(abstractSyntaxTree);
MiniCompilerLogger.logAST(abstractSyntaxTree);
/*------------------------- Semantic Analyzer -> typed AST -------------------------*/
// Use the SemanticAnalyzer to generate a typed AST
ASTNode typedAst = SemanticAnalyzer.generateTast(abstractSyntaxTree);
// Log the typed AST
RaupenLogger.logSemanticAnalyzer(typedAst);
MiniCompilerLogger.logSemanticAnalyzer(typedAst);
if(SemanticAnalyzer.errors.isEmpty()){
/*------------------------- Bytecode Generator -> Bytecode -------------------------*/
@ -107,7 +97,7 @@ public class Main {
assert typedAst != null;
byteCodeGenerator.visit((ProgramNode) typedAst);
// Log the bytecode generation
RaupenLogger.logBytecodeGenerator();
MiniCompilerLogger.logBytecodeGenerator();
} else {
for(Exception exception : SemanticAnalyzer.errors){
exception.printStackTrace();

View File

@ -29,11 +29,11 @@ import java.util.logging.*;
* <code>consoleHandler.setLevel(Level.OFF);</code>
* <code>fileHandler.setLevel(Level.ALL);</code>
*/
public class RaupenLogger {
public class MiniCompilerLogger {
static Logger logger = Logger.getLogger("RaupenLogs");
static Logger logger = Logger.getLogger("miniCompilerLogs");
public RaupenLogger() {
public MiniCompilerLogger() {
// ------------------------- Logging -------------------------
logger.setLevel(Level.ALL);
logger.getParent().getHandlers()[0].setLevel(Level.ALL);
@ -66,7 +66,7 @@ public class RaupenLogger {
logger.addHandler(consoleHandler);
// Configure file handler
Handler fileHandler = new FileHandler("src/main/resources/logs/RaupenLog.log");
Handler fileHandler = new FileHandler("src/main/resources/logs/miniCompiler.log");
// Toggle file logging on/off
fileHandler.setLevel(Level.ALL);
fileHandler.setFormatter(new CustomFormatter());
@ -117,7 +117,7 @@ public class RaupenLogger {
public static void logBytecodeGenerator() {
// Printing the bytecode
logger.info("-------------------- Bytecode Generator -> Bytecode --------------------");
logger.info("Bytecode generated");
logger.info("Bytecode generated without errors.");
logger.info("\n");
}

View File

@ -211,8 +211,8 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
WhileNode While = new WhileNode(condition, doBlock);
BlockNode resultBlock = new BlockNode();
resultBlock.addStatement((IStatementNode) doBlock);
resultBlock.addStatement((IStatementNode) While);
resultBlock.addStatement(doBlock);
resultBlock.addStatement(While);
return resultBlock;
}
@ -253,7 +253,7 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
// Prä-Inkrement: Das Inkrement kommt vor dem Block
if (crement != null && isPrefix) {
whileBody.addStatement((IStatementNode) crement);
whileBody.addStatement(crement);
}
// Block Statements der For-Schleife in den While-Block kopieren
@ -263,7 +263,7 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
// Post-Inkrement: Das Inkrement kommt nach dem Block
if (crement != null && !isPrefix) {
whileBody.addStatement((IStatementNode) crement);
whileBody.addStatement(crement);
}
// Bedingung der While-Schleife
@ -273,7 +273,7 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
BlockNode resultBlock = new BlockNode();
for (IStatementNode statement : statements) {
resultBlock.addStatement((IStatementNode) statement);
resultBlock.addStatement(statement);
}
return resultBlock;
@ -559,9 +559,9 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
@Override
public ASTNode visitDotExpression(SimpleJavaParser.DotExpressionContext ctx) {
if(ctx.dotExpression() != null) {
return new DotNode((DotNode) visit(ctx.dotExpression()), ctx.DotOperator().getText(), (DotSubstractionNode) visit(ctx.dotSubtractionExpression()));
return new DotNode((DotNode) visit(ctx.dotExpression()), ctx.DotOperator().getText(), (DotSubtractionNode) visit(ctx.dotSubtractionExpression()));
} else if(ctx.dotSubtractionExpression() != null) {
return new DotNode((DotSubstractionNode) visit(ctx.dotSubtractionExpression()));
return new DotNode((DotSubtractionNode) visit(ctx.dotSubtractionExpression()));
}
return null;
}
@ -569,13 +569,13 @@ public class ASTBuilder extends SimpleJavaBaseVisitor<ASTNode> {
@Override
public ASTNode visitDotSubtractionExpression(SimpleJavaParser.DotSubtractionExpressionContext ctx) {
if(ctx.IntValue() != null) {
return new DotSubstractionNode(new ValueNode(EnumValueNode.INT_VALUE, ctx.IntValue().getText()));
return new DotSubtractionNode(new ValueNode(EnumValueNode.INT_VALUE, ctx.IntValue().getText()));
} else if(ctx.Identifier() != null) {
return new DotSubstractionNode(ctx.Identifier().getText());
return new DotSubtractionNode(ctx.Identifier().getText());
} else if(ctx.memberAccess() != null) {
return new DotSubstractionNode((MemberAccessNode) visit(ctx.memberAccess()));
return new DotSubtractionNode((MemberAccessNode) visit(ctx.memberAccess()));
} else if(ctx.methodCall() != null && ctx.calculationExpression() != null) {
return new DotSubstractionNode((MethodCallNode) visit(ctx.methodCall()), (CalculationNode) visit(ctx.calculationExpression()));
return new DotSubtractionNode((MethodCallNode) visit(ctx.methodCall()), (CalculationNode) visit(ctx.calculationExpression()));
}
return null;
}

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@ -8,7 +8,7 @@ import java.util.Stack;
public class Scope {
private Stack<HashMap<String, ITypeNode>> localVars;
private final Stack<HashMap<String, ITypeNode>> localVars;
public Scope() {
localVars = new Stack<HashMap<String, ITypeNode>>();

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@ -33,7 +33,7 @@ import com.sun.jdi.IntegerType;
import semantic.context.ClassContext;
import semantic.context.Context;
import semantic.exceptions.*;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public class SemanticAnalyzer implements SemanticVisitor {
@ -480,8 +480,8 @@ public class SemanticAnalyzer implements SemanticVisitor {
@Override
public TypeCheckResult analyze(DotNode toCheck) {
if (toCheck.dotSubstractionExpression != null) {
var result = toCheck.dotSubstractionExpression.accept(this);
if (toCheck.dotSubtractionExpression != null) {
var result = toCheck.dotSubtractionExpression.accept(this);
toCheck.setType(result.getType());
return result;
}
@ -489,7 +489,7 @@ public class SemanticAnalyzer implements SemanticVisitor {
}
@Override
public TypeCheckResult analyze(DotSubstractionNode toCheck) {
public TypeCheckResult analyze(DotSubtractionNode toCheck) {
if (toCheck.value != null) {
var result = toCheck.value.accept(this);
toCheck.setType(result.getType());

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@ -15,7 +15,6 @@ import ast.statementexpressions.methodcallstatementnexpressions.MethodCallNode;
import ast.statementexpressions.methodcallstatementnexpressions.TargetNode;
import ast.statements.*;
import ast.type.ValueNode;
import typechecker.TypeCheckResult;
public interface SemanticVisitor {
@ -61,7 +60,7 @@ public interface SemanticVisitor {
TypeCheckResult analyze(DotNode toCheck);
TypeCheckResult analyze(DotSubstractionNode toCheck);
TypeCheckResult analyze(DotSubtractionNode toCheck);
TypeCheckResult analyze(NonCalculationNode toCheck);

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@ -1,23 +1,23 @@
package typechecker;
import ast.type.type.ITypeNode;
public class TypeCheckResult {
private boolean valid;
private ITypeNode type;
public TypeCheckResult(boolean valid, ITypeNode type) {
this.valid = valid;
this.type = type;
}
public boolean isValid() {
return valid;
}
public ITypeNode getType() {
return type;
}
package semantic;
import ast.type.type.ITypeNode;
public class TypeCheckResult {
private final boolean valid;
private final ITypeNode type;
public TypeCheckResult(boolean valid, ITypeNode type) {
this.valid = valid;
this.type = type;
}
public boolean isValid() {
return valid;
}
public ITypeNode getType() {
return type;
}
}

View File

@ -9,8 +9,8 @@ import java.util.HashMap;
public class ClassContext {
private HashMap<String, FieldContext> fields;
private ArrayList<MethodNode> methods = new ArrayList<>();
private final HashMap<String, FieldContext> fields;
private final ArrayList<MethodNode> methods = new ArrayList<>();
public ClassContext(ClassNode classNode) {

View File

@ -5,7 +5,7 @@ import java.util.HashMap;
public class Context {
private HashMap<String, ClassContext> classes;
private final HashMap<String, ClassContext> classes;
public Context(ProgramNode programNode) {
classes = new HashMap<>();

View File

@ -6,8 +6,8 @@ import ast.type.type.*;
public class FieldContext {
private AccessModifierNode accessModifier;
private ITypeNode type;
private final AccessModifierNode accessModifier;
private final ITypeNode type;
public FieldContext(FieldNode field) {
accessModifier = field.accessTypeNode;

View File

@ -4,7 +4,7 @@ import bytecode.visitor.ClassVisitor;
import bytecode.visitor.MethodVisitor;
import bytecode.visitor.ProgramVisitor;
import semantic.SemanticVisitor;
import typechecker.TypeCheckResult;
import semantic.TypeCheckResult;
public interface Visitable {
default void accept(ProgramVisitor programVisitor) {

View File

@ -2,17 +2,17 @@
### IntelliJs play buttons do not work. Run in "src/test" folder with "make" command to run all
### Or run only parts with "make compile-javac", "make clean" etc.
all: compile-javac compile-raupenpiler
all: compile-javac compile-miniCompiler
compile-javac:
javac -d .\resources\output\javac .\resources\input\CompilerInput.java
compile-raupenpiler:
compile-miniCompiler:
cd ../.. ; mvn -DskipTests install
cd ../.. ; mvn exec:java -DgenJar=true -DgenClass=true -Dexec.mainClass="main.Main" -Dexec.args="'src/main/resources/input/CompilerInput.java' 'src/main/resources/output'"
# cp ../main/resources/output/CompilerInput.class .java/resources/output/raupenpiler
# cp ../main/resources/output/CompilerInput.class .java/resources/output/miniCompiler
test-raupenpiler:
test-miniCompiler:
# move the compiled class to the test/main folder
mv ../main/resources/output/CompilerInput.class .java/main/
# compile the test class
@ -28,8 +28,8 @@ clean:
rm -f ../main/resources/output/*.jar
# clean resources output folders
rm -f ./resources/output/javac/*.class
rm -f ./resources/output/raupenpiler/*.class
rm -f ./resources/output/raupenpiler/*.jar
rm -f ./resources/output/miniCompiler/*.class
rm -f ./resources/output/miniCompiler/*.jar
# clean logs
rm -f ../main/resources/logs/*
# clean test/java/main folders from .class files for End-to-End tests

File diff suppressed because it is too large Load Diff

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@ -11,8 +11,6 @@ package main;
* Wenn unser Compiler funktioniert, sollten keine Errors kommen (sondern nur die Ausgaben, die wir in der CompilerInput.java Datei gemacht haben,
* oder Methoden, die wir hier aufrufen).</p>
*
* <p><strong>PROBLEM:</strong> Hier kommen Errors, was eigentlich heißt, dass der Compiler nicht funktioniert, der Test sollte eigentlich passen.
* <br><strong>DENN:</strong> Wenn ich statt unserem CompilerInput.class die CompilerInput.class von javac verwende (aus <code> src/test/resources/output/javac </code>), dann funktioniert es.</p>
*/
public class EndToEndTester {
public static void main(String[] args) {

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@ -2,8 +2,6 @@ package main;
import org.junit.runner.RunWith;
import org.junit.runners.Suite;
import parser.ParserTest;
import parser.ScannerTest;
import semantic.EndToTypedAstTest;
import semantic.SemanticTest;
@ -15,8 +13,6 @@ import semantic.SemanticTest;
@RunWith(Suite.class)
@Suite.SuiteClasses({
InputFilesTest.class,
ScannerTest.class,
ParserTest.class,
SemanticTest.class,
EndToTypedAstTest.class
})

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@ -6,7 +6,7 @@ import ast.ProgramNode;
import ast.expressions.IExpressionNode;
import ast.expressions.binaryexpressions.CalculationNode;
import ast.expressions.binaryexpressions.DotNode;
import ast.expressions.binaryexpressions.DotSubstractionNode;
import ast.expressions.binaryexpressions.DotSubtractionNode;
import ast.expressions.binaryexpressions.NonCalculationNode;
import ast.expressions.unaryexpressions.MemberAccessNode;
import ast.expressions.unaryexpressions.UnaryNode;
@ -514,31 +514,31 @@ class AstBuilderTest {
ClassNode class1 = Helper.generateEmptyClass("VariableCalculation");
BlockNode aPlusBBlock = new BlockNode();
aPlusBBlock.addStatement(new ReturnNode(new CalculationNode(new CalculationNode(new DotNode(new DotSubstractionNode("a"))), "+", new DotNode(new DotSubstractionNode("b")))));
aPlusBBlock.addStatement(new ReturnNode(new CalculationNode(new CalculationNode(new DotNode(new DotSubtractionNode("a"))), "+", new DotNode(new DotSubtractionNode("b")))));
MethodNode aPlusBMethod = new MethodNode("public", new BaseType(TypeEnum.INT), false, "aPlusB", aPlusBBlock);
aPlusBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "a"));
aPlusBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "b"));
BlockNode aMinusBBlock = new BlockNode();
aMinusBBlock.addStatement(new ReturnNode(new CalculationNode(new CalculationNode(new DotNode(new DotSubstractionNode("a"))), "-", new DotNode(new DotSubstractionNode("b")))));
aMinusBBlock.addStatement(new ReturnNode(new CalculationNode(new CalculationNode(new DotNode(new DotSubtractionNode("a"))), "-", new DotNode(new DotSubtractionNode("b")))));
MethodNode aMinusBMethod = new MethodNode("public", new BaseType(TypeEnum.INT), false, "aMinusB", aMinusBBlock);
aMinusBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "a"));
aMinusBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "b"));
BlockNode aTimeBBlock = new BlockNode();
aTimeBBlock.addStatement(new ReturnNode(new CalculationNode(new DotNode(new DotNode(new DotSubstractionNode("a")), "*", new DotSubstractionNode("b")))));
aTimeBBlock.addStatement(new ReturnNode(new CalculationNode(new DotNode(new DotNode(new DotSubtractionNode("a")), "*", new DotSubtractionNode("b")))));
MethodNode aTimeBMethod = new MethodNode("public", new BaseType(TypeEnum.INT), false, "aTimeB", aTimeBBlock);
aTimeBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "a"));
aTimeBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "b"));
BlockNode aDivBBlock = new BlockNode();
aDivBBlock.addStatement(new ReturnNode(new CalculationNode(new DotNode(new DotNode(new DotSubstractionNode("a")), "/", new DotSubstractionNode("b")))));
aDivBBlock.addStatement(new ReturnNode(new CalculationNode(new DotNode(new DotNode(new DotSubtractionNode("a")), "/", new DotSubtractionNode("b")))));
MethodNode aDivBMethod = new MethodNode("public", new BaseType(TypeEnum.INT), false, "aDivB", aDivBBlock);
aDivBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "a"));
aDivBMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "b"));
BlockNode complexCalcBlock = new BlockNode();
complexCalcBlock.addStatement(new ReturnNode(new CalculationNode(null, null, new DotNode(new DotNode(new DotNode(new DotNode(new DotSubstractionNode("a")), "*", new DotSubstractionNode("b")), "/", new DotSubstractionNode(new ValueNode(EnumValueNode.INT_VALUE, "1"))), "*", new DotSubstractionNode(new ValueNode(EnumValueNode.INT_VALUE, "3"))))));
complexCalcBlock.addStatement(new ReturnNode(new CalculationNode(null, null, new DotNode(new DotNode(new DotNode(new DotNode(new DotSubtractionNode("a")), "*", new DotSubtractionNode("b")), "/", new DotSubtractionNode(new ValueNode(EnumValueNode.INT_VALUE, "1"))), "*", new DotSubtractionNode(new ValueNode(EnumValueNode.INT_VALUE, "3"))))));
MethodNode complexCalcMethod = new MethodNode("public", new BaseType(TypeEnum.INT), false, "complexCalc", complexCalcBlock);
complexCalcMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "a"));
complexCalcMethod.addParameter(new ParameterNode(new BaseType(TypeEnum.INT), "b"));

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@ -2,12 +2,10 @@ package parser;
import ast.ASTNode;
import ast.ClassNode;
import ast.ProgramNode;
import ast.members.ConstructorNode;
import ast.members.MemberNode;
import ast.statements.BlockNode;
import ast.statements.ReturnNode;
import ast.type.AccessModifierNode;
import org.antlr.v4.runtime.CharStream;
import org.antlr.v4.runtime.CharStreams;
import org.antlr.v4.runtime.CommonTokenStream;
@ -39,7 +37,7 @@ public class Helper {
public static ClassNode generateEmptyClass(String className) {
BlockNode blockNode = new BlockNode();
blockNode.addStatement(new ReturnNode(null));
MemberNode constructor = new ConstructorNode("public",className, blockNode);
MemberNode constructor = new ConstructorNode("public", className, blockNode);
ClassNode classNode = new ClassNode("public", className);
classNode.addMember(constructor);
return classNode;

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@ -1,138 +0,0 @@
package parser;
import org.antlr.v4.runtime.*;
import org.antlr.v4.runtime.tree.ParseTree;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import parser.generated.SimpleJavaLexer;
import parser.generated.SimpleJavaParser;
import static org.junit.jupiter.api.Assertions.*;
import java.util.*;
public class ParserTest {
/*
@BeforeEach
public void init() { // noch nicht benötigt
String inputFilePath = "src/main/resources/input/CompilerInput.java";
String outputDirectoryPath = "src/main/resources/output";
}
*/
@Test
public void parserTest() {
// init
CharStream inputCharStream = CharStreams.fromString("public class Name {}");
SimpleJavaLexer lexer = new SimpleJavaLexer(inputCharStream);
CommonTokenStream tokenStream = new CommonTokenStream(lexer);
tokenStream.fill();
/* Parser -> Parsetree */
SimpleJavaParser parser = new SimpleJavaParser(tokenStream);
ParseTree parseTree = parser.program(); // parse the input
//Variante 1 (geht)
String expectedParseTreeAsString = "(program (classDeclaration public class Name { }))";
String actualParseTreeAsString = parseTree.toStringTree(parser);
assertEquals(expectedParseTreeAsString, actualParseTreeAsString);
// Variante 2 (geht nicht)
// - Sollte es gehen und es liegt am Parser? (keine Ahnung) -> Bitte Fehler (actual und expected) durchlesen
// ist die Methode parseStringToTree() korrekt? -> (glaub nicht)
Map<String, Object> expectedTreeStructure = parseStringToTree(expectedParseTreeAsString);
Map<String, Object> actualTreeStructure = buildTreeStructure(parseTree, parser);
// assertEquals(expectedTreeStructure, actualTreeStructure);
}
// Helpers Variante 2.1
public static Map<String, Object> buildTreeStructure(ParseTree tree, Parser parser) {
return buildTree(tree, parser, 0);
}
private static Map<String, Object> buildTree(ParseTree tree, Parser parser, int indent) {
Map<String, Object> node = new HashMap<>();
if (tree instanceof RuleContext) {
int ruleIndex = ((RuleContext) tree).getRuleIndex();
String ruleName = parser.getRuleNames()[ruleIndex];
node.put("rule", ruleName);
} else {
node.put("text", tree.getText());
}
List<Map<String, Object>> children = new ArrayList<>();
for (int i = 0; i < tree.getChildCount(); i++) {
children.add(buildTree(tree.getChild(i), parser, indent + 1));
}
if (!children.isEmpty()) {
node.put("children", children);
}
return node;
}
// Helpers Variante 2.2
public static Map<String, Object> parseStringToTree(String input) {
input = input.trim();
if (input.startsWith("(") && input.endsWith(")")) {
input = input.substring(1, input.length() - 1).trim();
}
return parse(input);
}
private static Map<String, Object> parse(String input) {
Map<String, Object> node = new HashMap<>();
StringBuilder currentToken = new StringBuilder();
List<Map<String, Object>> children = new ArrayList<>();
int depth = 0;
boolean inToken = false;
for (char ch : input.toCharArray()) {
if (ch == '(') {
if (depth == 0) {
if (!currentToken.isEmpty()) {
node.put("node", currentToken.toString().trim());
currentToken.setLength(0);
}
} else {
currentToken.append(ch);
}
depth++;
} else if (ch == ')') {
depth--;
if (depth == 0) {
children.add(parse(currentToken.toString().trim()));
currentToken.setLength(0);
} else {
currentToken.append(ch);
}
} else if (Character.isWhitespace(ch) && depth == 0) {
if (!currentToken.isEmpty()) {
node.put("node", currentToken.toString().trim());
currentToken.setLength(0);
}
} else {
currentToken.append(ch);
}
}
if (!currentToken.isEmpty()) {
node.put("node", currentToken.toString().trim());
}
if (!children.isEmpty()) {
node.put("children", children);
}
return node;
}
}

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@ -1,45 +0,0 @@
package parser;
import org.antlr.v4.runtime.CharStream;
import org.antlr.v4.runtime.CharStreams;
import org.antlr.v4.runtime.CommonTokenStream;
import org.antlr.v4.runtime.Token;
import org.junit.jupiter.api.Test;
import parser.generated.SimpleJavaLexer;
import java.util.Arrays;
import java.util.List;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class ScannerTest {
/**
* This test method is used to test the scanner functionality of the SimpleJavaLexer.
* It creates a CharStream from a string representing a simple Java class declaration,
* and uses the SimpleJavaLexer to tokenize this input.
* It then compares the actual tokens and their types produced by the lexer to the expected tokens and their types.
*/
@Test
public void scannerTest() {
// Create a CharStream from a string representing a simple Java class declaration
CharStream inputCharStream = CharStreams.fromString("public class Name {}");
// Use the SimpleJavaLexer to tokenize the input
SimpleJavaLexer lexer = new SimpleJavaLexer(inputCharStream);
CommonTokenStream tokenStream = new CommonTokenStream(lexer);
tokenStream.fill();
// Prepare the expected results
List<String> expectedTokens = Arrays.asList("public", "class", "Name", "{", "}", "<EOF>");
List<String> expectedTokenTypes = Arrays.asList("AccessModifier", "Class", "Identifier", "OpenCurlyBracket", "ClosedCurlyBracket", "EOF");
List<Token> actualTokens = tokenStream.getTokens();
// Compare the actual tokens and their types to the expected tokens and their types
assertEquals(expectedTokens.size(), actualTokens.size());
for (int i = 0; i < expectedTokens.size(); i++) {
assertEquals(expectedTokens.get(i), actualTokens.get(i).getText());
assertEquals(expectedTokenTypes.get(i), SimpleJavaLexer.VOCABULARY.getSymbolicName(actualTokens.get(i).getType()));
}
}
}

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@ -30,6 +30,6 @@ public class SemanticHelper {
ParseTree parseTree = parser.program();
ASTBuilder astBuilder = new ASTBuilder();
return (ProgramNode) astBuilder.visit(parseTree);
return astBuilder.visit(parseTree);
}
}