Examples with FieldAccess dyvilx.tools.compiler.ast.expression.access.FieldAccess used on opensource projects

Example 1 with FieldAccess

use of dyvilx.tools.compiler.ast.expression.access.FieldAccess in project Dyvil by Dyvil.

the class TypeVarType method checkType.

@Override
public void checkType(MarkerList markers, IContext context, int position) {
    if ((position & TypePosition.REIFY_FLAG) == 0) {
        return;
    }
    final Reified.Type reifiedKind = this.typeParameter.getReifiedKind();
    if (reifiedKind == null) {
        return;
    }
    final IParameter reifyParameter = this.typeParameter.getReifyParameter();
    if (reifyParameter == null) {
        return;
    }
    this.reifyVariableAccess = new FieldAccess(reifyParameter).resolve(markers, context);
    // ensure proper capture
    this.reifyVariableAccess.checkTypes(markers, context);
}

Example 2 with FieldAccess

use of dyvilx.tools.compiler.ast.expression.access.FieldAccess in project Dyvil by Dyvil.

the class Field method resolve.

@Override
public void resolve(MarkerList markers, IContext context) {
    super.resolve(markers, context);
    if (this.value != null) {
        final IContext context1 = new CombiningContext(this, context);
        this.value = this.value.resolve(markers, context1);
        boolean inferType = false;
        if (this.type == Types.UNKNOWN) {
            inferType = true;
            this.type = this.value.getType();
        }
        final TypeChecker.MarkerSupplier markerSupplier = TypeChecker.markerSupplier("field.type.incompatible", "field.type", "value.type", this.name);
        this.value = TypeChecker.convertValue(this.value, this.type, this.type, markers, context1, markerSupplier);
        if (inferType) {
            this.type = this.value.getType();
            if (this.type == Types.UNKNOWN && this.value.isResolved()) {
                markers.add(Markers.semantic(this.position, "field.type.infer", this.name.unqualified));
                this.type = Types.ANY;
            }
        }
    } else if (this.type == Types.UNKNOWN) {
        markers.add(Markers.semantic(this.position, "field.type.infer.novalue", this.name.unqualified));
        this.type = Types.ANY;
    }
    if (this.property == null) {
        return;
    }
    this.property.setType(this.type);
    final IMethod getter = this.property.getGetter();
    final IMethod setter = this.property.getSetter();
    final IValue receiver = this.hasModifier(Modifiers.STATIC) ? null : new ThisExpr(this.enclosingClass.getThisType(), VariableThis.DEFAULT);
    if (getter != null) {
        getter.setType(this.type);
        if (getter.getValue() == null) {
            // get: this.FIELD_NAME
            getter.setValue(new FieldAccess(getter.getPosition(), receiver, this));
        }
    }
    if (setter != null) {
        final IParameter setterParameter = setter.getParameters().get(0);
        setterParameter.setType(this.type);
        if (setter.getValue() == null) {
            final SourcePosition setterPosition = setter.getPosition();
            if (this.hasModifier(Modifiers.FINAL)) {
                markers.add(Markers.semanticError(setterPosition, "field.property.setter.final", this.name));
                // avoid abstract method error
                setter.setValue(new VoidValue(setterPosition));
            } else {
                // set: this.FIELD_NAME = newValue
                setter.setValue(new FieldAssignment(setterPosition, receiver, this, new FieldAccess(setterPosition, null, setterParameter)));
            }
        }
    }
    this.property.resolve(markers, context);
}

Example 3 with FieldAccess

use of dyvilx.tools.compiler.ast.expression.access.FieldAccess in project Dyvil by Dyvil.

the class OptionalChainAware method nullCoalescing.

static IValue nullCoalescing(IValue lhs, IValue rhs) {
    BindingIfStatement bindingIf;
    if (lhs instanceof BindingIfStatement && (bindingIf = (BindingIfStatement) lhs).getElse() == NullValue.NULL) {
        // safe bet that the rhs used to be an optional chain
        // this branch is actually an optimization and technically not necessary, but it is very common
        // to use the null coalescing operator after an optional chain.
        final IValue then = bindingIf.getThen();
        if (NullableType.isNullable(then.getType())) {
            // Perform the following transformation:
            // if let $0 = oldReceiver { $0.oldAccess } else null
            // becomes
            // if (let $0 = oldReceiver, let $1 = $0.oldAccess) { $1 } else { <rhs> }
            final Variable var = newVar(bindingIf.getPosition(), then);
            bindingIf.addVariable(var);
            bindingIf.setThen(new FieldAccess(var));
        }
        // if the then branch of the old binding if is not nullable, we simply set the rhs
        bindingIf.setElse(rhs);
        return bindingIf;
    }
    // the lhs was not an optional chain, so we set up an impromptu null coalescing inline implementation
    final SourcePosition position = lhs.getPosition();
    // let l = <lhs>
    final Variable var = newVar(position, lhs);
    // if let l = <lhs> { l } else { <rhs> }
    bindingIf = new BindingIfStatement(position);
    bindingIf.addVariable(var);
    bindingIf.setThen(new FieldAccess(var));
    bindingIf.setElse(rhs);
    return bindingIf;
}

Example 4 with FieldAccess

use of dyvilx.tools.compiler.ast.expression.access.FieldAccess in project Dyvil by Dyvil.

the class CaptureParameter method getDefaultValue.

@Override
public IValue getDefaultValue(IContext context) {
    final IValue access = new FieldAccess(this.variable) {

        @Override
        public void writeExpression(MethodWriter writer, IType type) throws BytecodeException {
            this.field.writeGetRaw(writer, this.receiver, this.lineNumber());
        }
    }.resolve(MarkerList.BLACKHOLE, context);
    // ensures proper capture
    access.checkTypes(MarkerList.BLACKHOLE, context);
    return access;
}

Example 5 with FieldAccess

use of dyvilx.tools.compiler.ast.expression.access.FieldAccess in project Dyvil by Dyvil.

the class Template method makeMainMethod.

private void makeMainMethod() {
    // func main(args: [String]) -> void = new TemplateName().mainImpl(args)
    final ParameterList params = this.mainMethod.getParameters();
    final CodeParameter argsParam = new CodeParameter(this.mainMethod, null, Name.fromRaw("args"), new ArrayType(Types.STRING));
    params.add(argsParam);
    final IValue newTemplate = new ConstructorCall(null, this.templateClass.getClassType(), ArgumentList.EMPTY);
    this.mainMethod.setValue(new MethodCall(null, newTemplate, Name.fromRaw("mainImpl"), new ArgumentList(new FieldAccess(argsParam))));
}