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authorMichael Williamson <mike@zwobble.org>2015-10-25 19:18:09 +0000
committerMichael Williamson <mike@zwobble.org>2015-10-25 19:34:44 +0000
commit368f2dd010defaf5f4b6deb70f45285cee8f244d (patch)
tree55494f85341f23dd1e588fa070ef863ef7cfdef5 /src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
parent060ae04a695df6abac7445df3c5394b59da40f41 (diff)
Remove lombok
Diffstat (limited to 'src/main/java/org/zwobble/couscous/interpreter/Evaluator.java')
-rw-r--r--src/main/java/org/zwobble/couscous/interpreter/Evaluator.java59
1 files changed, 27 insertions, 32 deletions
diff --git a/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java b/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
index 1bc1ab8..2122f01 100644
--- a/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
+++ b/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
@@ -2,7 +2,6 @@ package org.zwobble.couscous.interpreter;
import java.util.List;
import java.util.stream.Collectors;
-
import org.zwobble.couscous.ast.AssignmentNode;
import org.zwobble.couscous.ast.ConstructorCallNode;
import org.zwobble.couscous.ast.ExpressionNode;
@@ -16,18 +15,17 @@ import org.zwobble.couscous.ast.VariableReferenceNode;
import org.zwobble.couscous.ast.visitors.AssignableExpressionNodeVisitor;
import org.zwobble.couscous.ast.visitors.ExpressionNodeMapper;
import org.zwobble.couscous.interpreter.values.BooleanInterpreterValue;
+import org.zwobble.couscous.interpreter.values.ConcreteType;
import org.zwobble.couscous.interpreter.values.InterpreterValue;
import org.zwobble.couscous.interpreter.values.InterpreterValues;
-import lombok.val;
-
public class Evaluator implements ExpressionNodeMapper<InterpreterValue> {
public static InterpreterValue eval(Environment environment, ExpressionNode expression) {
return new Evaluator(environment).eval(expression);
}
private final Environment environment;
-
+
private Evaluator(Environment environment) {
this.environment = environment;
}
@@ -35,29 +33,29 @@ public class Evaluator implements ExpressionNodeMapper<InterpreterValue> {
public InterpreterValue eval(ExpressionNode expression) {
return expression.accept(this);
}
-
+
@Override
public InterpreterValue visit(LiteralNode literal) {
return InterpreterValues.value(literal.getValue());
}
-
+
@Override
public InterpreterValue visit(VariableReferenceNode variableReference) {
return environment.get(variableReference.getReferentId());
}
-
+
@Override
public InterpreterValue visit(ThisReferenceNode reference) {
return environment.getThis().get();
}
-
+
@Override
public InterpreterValue visit(AssignmentNode assignment) {
- val value = eval(assignment.getValue());
- assignment.getTarget().accept(new AssignableExpressionNodeVisitor() {
+ InterpreterValue value = eval(assignment.getValue());
+ assignment.getTarget().accept(new AssignableExpressionNodeVisitor(){
@Override
public void visit(FieldAccessNode fieldAccess) {
- val left = eval(fieldAccess.getLeft());
+ InterpreterValue left = eval(fieldAccess.getLeft());
left.setField(fieldAccess.getFieldName(), value);
}
@@ -68,51 +66,48 @@ public class Evaluator implements ExpressionNodeMapper<InterpreterValue> {
});
return value;
}
-
+
@Override
public InterpreterValue visit(TernaryConditionalNode ternaryConditional) {
- val condition = eval(ternaryConditional.getCondition());
+ InterpreterValue condition = eval(ternaryConditional.getCondition());
if (!(condition instanceof BooleanInterpreterValue)) {
throw new ConditionMustBeBoolean(condition);
}
- val branch = ((BooleanInterpreterValue)condition).getValue()
- ? ternaryConditional.getIfTrue()
- : ternaryConditional.getIfFalse();
+ final org.zwobble.couscous.ast.ExpressionNode branch = ((BooleanInterpreterValue)condition).getValue() ? ternaryConditional.getIfTrue() : ternaryConditional.getIfFalse();
return eval(branch);
}
-
+
@Override
public InterpreterValue visit(MethodCallNode methodCall) {
- val receiver = eval(methodCall.getReceiver());
- val type = receiver.getType();
- val arguments = evalArguments(methodCall.getArguments());
+ InterpreterValue receiver = eval(methodCall.getReceiver());
+ ConcreteType type = receiver.getType();
+ List<InterpreterValue> arguments = evalArguments(methodCall.getArguments());
return type.callMethod(environment, receiver, methodCall.getMethodName(), arguments);
}
-
+
@Override
public InterpreterValue visit(StaticMethodCallNode staticMethodCall) {
- val clazz = environment.findClass(staticMethodCall.getClassName());
- val arguments = evalArguments(staticMethodCall.getArguments());
+ ConcreteType clazz = environment.findClass(staticMethodCall.getClassName());
+ List<InterpreterValue> arguments = evalArguments(staticMethodCall.getArguments());
return clazz.callStaticMethod(environment, staticMethodCall.getMethodName(), arguments);
}
-
+
@Override
public InterpreterValue visit(ConstructorCallNode call) {
- val clazz = environment.findClass(call.getType());
- val arguments = evalArguments(call.getArguments());
+ ConcreteType clazz = environment.findClass(call.getType());
+ List<InterpreterValue> arguments = evalArguments(call.getArguments());
return clazz.callConstructor(environment, arguments);
}
-
+
@Override
public InterpreterValue visit(FieldAccessNode fieldAccess) {
- val left = eval(fieldAccess.getLeft());
+ InterpreterValue left = eval(fieldAccess.getLeft());
return left.getField(fieldAccess.getFieldName());
}
-
+
private List<InterpreterValue> evalArguments(List<ExpressionNode> arguments) {
- return arguments
- .stream()
+ return arguments.stream()
.map(argument -> eval(argument))
.collect(Collectors.toList());
}
-}
+} \ No newline at end of file