116 lines
3.7 KiB
Plaintext
116 lines
3.7 KiB
Plaintext
package slangc.model.expressions;
|
|
|
|
import slangc.api.BytecodeInstructionWriter;
|
|
import slangc.api.Reporter;
|
|
import slangc.bytecode.TypeSignature;
|
|
import slangc.model.ClauseModel;
|
|
import slangc.model.ExpressionModel;
|
|
import slangc.model.ExpressionOwner;
|
|
import slangc.model.ExpressionResult;
|
|
import slangc.model.MethodModel;
|
|
import slangc.model.TypeModel;
|
|
import slangc.model.UserTypeModel;
|
|
import slangc.model.clauses.Arguments;
|
|
import slangc.parser.Branch;
|
|
import slangc.parser.ErrorType;
|
|
import slangc.parser.Node;
|
|
|
|
public class NormalMethodCallExpression extends ExpressionModel implements ExpressionOwner {
|
|
private ExpressionModel leftHandSide;
|
|
private String name;
|
|
private Arguments arguments;
|
|
|
|
public NormalMethodCallExpression(ExpressionOwner owner, Node source) {
|
|
super(owner, source);
|
|
leftHandSide = ExpressionModel.construct(this, ((Branch)source).getSubnode(0));
|
|
name = UserTypeModel.plainName(((Branch)source).getSubnode(2));
|
|
|
|
arguments = (Arguments)ClauseModel.construct(this, ((Branch)source).getSubnode(3));
|
|
//sourceFile.annotate(ErrorType.INTERNAL_ERROR, "Unrecognised expression (Internal error/TODO)");
|
|
}
|
|
|
|
@Override
|
|
public void dump(Reporter reporter, String indent, String incr) {
|
|
reporter.note("DUMP", indent + "> Normal method call expression '" + name + "' of:");
|
|
dumpResolved(reporter, indent + incr, incr);
|
|
leftHandSide.dump(reporter, indent + incr, incr);
|
|
arguments.dump(reporter, indent + incr, incr);
|
|
}
|
|
|
|
@Override
|
|
public ExpressionModel[] getSubexpressions() {
|
|
ExpressionModel[] args = arguments.getSubexpressions();
|
|
ExpressionModel[] result = new ExpressionModel[args.length + 1];
|
|
for (int i = 0; i < result.length; i++) {
|
|
if (i == 0) {
|
|
result[i] = leftHandSide;
|
|
} else {
|
|
result[i] = args[i - 1];
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
public String getName() {
|
|
return name;
|
|
}
|
|
|
|
@Override
|
|
public TypeModel getExpectedResult(ExpressionModel e) {
|
|
// TODO Auto-generated method stub
|
|
return null;
|
|
}
|
|
|
|
public ExpressionModel getLeftHandSide() {
|
|
return leftHandSide;
|
|
}
|
|
|
|
public Arguments getArguments() {
|
|
return arguments;
|
|
}
|
|
|
|
@Override
|
|
protected ExpressionResult resolveResult() {
|
|
if (leftHandSide.getResult().resolvesToValueOrNull() && leftHandSide.getResult().getKind() != ExpressionResult.Kind.NULL) {
|
|
TypeModel lhsType = leftHandSide.getResult().getValueType();
|
|
targetMethod = bestTargetMethod(lhsType.getMethods(name, true), arguments);
|
|
return ExpressionResult.fromMethodResult(targetMethod);
|
|
} else if (leftHandSide.getResult().getKind() == ExpressionResult.Kind.POINTS_TO_TYPE) {
|
|
TypeModel staticType = ((ExpressionResult.PointsToType) leftHandSide.getResult()).getType();
|
|
targetMethod = bestTargetMethod(staticType.getMethods(name, true), arguments);
|
|
return ExpressionResult.fromMethodResult(targetMethod);
|
|
} else {
|
|
leftHandSide.getSource().annotate(ErrorType.INTERNAL_ERROR, "Failed to resolve method target");
|
|
return ExpressionResult.INVALID;
|
|
}
|
|
}
|
|
|
|
private MethodModel targetMethod = null;
|
|
|
|
@Override
|
|
public boolean hasTargetMethod() {
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public MethodModel getTargetMethod() {
|
|
// TODO Auto-generated method stub
|
|
return targetMethod;
|
|
}
|
|
|
|
@Override
|
|
public TypeSignature innerGenerate(BytecodeInstructionWriter w) {
|
|
arguments.generate(w, getTargetMethod(), true);
|
|
if (!getTargetMethod().isStatic()) {
|
|
// TODO: Handle outer-this calls
|
|
getLeftHandSide().generate(w);
|
|
}
|
|
w.genCall(getTargetMethod().getMethodSignature());
|
|
return getTargetMethod().getMethodSignature().returnType;
|
|
}
|
|
|
|
public TypeModel resolveType(Node n) {
|
|
return super.resolveType(n); // TODO: Better support for interfaces
|
|
}
|
|
}
|