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package org.zwobble.couscous.ast;
import org.zwobble.couscous.ast.types.ScalarType;
import org.zwobble.couscous.ast.types.Type;
import org.zwobble.couscous.ast.visitors.ExpressionNodeMapper;
import org.zwobble.couscous.ast.visitors.NodeTransformer;
import java.util.List;
import static org.zwobble.couscous.ast.InstanceReceiver.instanceReceiver;
import static org.zwobble.couscous.ast.StaticReceiver.staticReceiver;
import static org.zwobble.couscous.util.ExtraLists.eagerMap;
public class MethodCallNode implements ExpressionNode {
public static ExpressionNode staticMethodCall(
String className,
String methodName,
List<ExpressionNode> arguments,
Type type) {
return staticMethodCall(ScalarType.of(className), methodName, arguments, type);
}
public static ExpressionNode staticMethodCall(
ScalarType className,
String methodName,
List<ExpressionNode> arguments,
Type type) {
return MethodCallNode.methodCall(staticReceiver(className), methodName, arguments, type);
}
public static MethodCallNode methodCall(
ExpressionNode receiver,
String methodName,
List<ExpressionNode> arguments,
Type type)
{
return methodCall(instanceReceiver(receiver), methodName, arguments, type);
}
public static MethodCallNode methodCall(
Receiver receiver,
String methodName,
List<ExpressionNode> arguments,
Type type)
{
return new MethodCallNode(receiver, methodName, arguments, type);
}
private final Receiver receiver;
private final String methodName;
private final List<ExpressionNode> arguments;
private final Type type;
private MethodCallNode(
Receiver receiver,
String methodName,
List<ExpressionNode> arguments,
Type type)
{
this.receiver = receiver;
this.methodName = methodName;
this.arguments = arguments;
this.type = type;
}
public Receiver getReceiver() {
return receiver;
}
public String getMethodName() {
return methodName;
}
public List<ExpressionNode> getArguments() {
return arguments;
}
public Type getType() {
return type;
}
public MethodSignature signature() {
return new MethodSignature(
methodName,
eagerMap(arguments, argument -> argument.getType()),
type);
}
@Override
public <T> T accept(ExpressionNodeMapper<T> visitor) {
return visitor.visit(this);
}
@Override
public ExpressionNode transform(NodeTransformer transformer) {
return new MethodCallNode(
transformer.transformReceiver(receiver),
transformer.transformMethodName(signature()),
transformer.transformExpressions(arguments),
transformer.transform(type));
}
@Override
public String toString() {
return "MethodCallNode(receiver=" + receiver + ", methodName="
+ methodName + ", arguments=" + arguments + ", type=" + type
+ ")";
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result
+ ((arguments == null) ? 0 : arguments.hashCode());
result = prime * result
+ ((methodName == null) ? 0 : methodName.hashCode());
result = prime * result
+ ((receiver == null) ? 0 : receiver.hashCode());
result = prime * result + ((type == null) ? 0 : type.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
MethodCallNode other = (MethodCallNode) obj;
if (arguments == null) {
if (other.arguments != null)
return false;
} else if (!arguments.equals(other.arguments))
return false;
if (methodName == null) {
if (other.methodName != null)
return false;
} else if (!methodName.equals(other.methodName))
return false;
if (receiver == null) {
if (other.receiver != null)
return false;
} else if (!receiver.equals(other.receiver))
return false;
if (type == null) {
if (other.type != null)
return false;
} else if (!type.equals(other.type))
return false;
return true;
}
}
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