package ro.redeul.google.go.lang.psi.impl.expressions.binary;
import com.intellij.lang.ASTNode;
import com.intellij.psi.tree.IElementType;
import org.jetbrains.annotations.NotNull;
import ro.redeul.google.go.lang.parser.GoElementTypes;
import ro.redeul.google.go.lang.psi.expressions.binary.GoLogicalOrExpression;
import ro.redeul.google.go.lang.psi.typing.GoType;
import ro.redeul.google.go.lang.psi.typing.GoTypeConstant;
import ro.redeul.google.go.lang.psi.typing.GoTypes;
public class GoLogicalOrExpressionImpl extends GoBinaryExpressionImpl<GoLogicalOrExpression.Op>
implements GoLogicalOrExpression
{
public GoLogicalOrExpressionImpl(@NotNull ASTNode node) {
super(node);
}
@NotNull
@Override
protected GoType[] resolveTypes() {
return super.resolveTypes();
}
@Override
public Op op() {
IElementType opTok = getOperator(GoElementTypes.LOG_OR_OPS);
if (opTok == GoElementTypes.oCOND_OR) return Op.LogicalOr;
return Op.None;
}
@Override
protected GoType computeConstant(@NotNull GoTypeConstant left, @NotNull GoTypeConstant right) {
GoType builtinBool = GoTypes.getInstance(getProject()).getBuiltin(GoTypes.Builtin.Bool);
if ( left.getKind() != GoTypeConstant.Kind.Boolean || right.getKind() != GoTypeConstant.Kind.Boolean)
return builtinBool;
Boolean leftValue = left.getValueAs(Boolean.class);
Boolean rightValue = left.getValueAs(Boolean.class);
boolean value = false;
if ( leftValue != null && rightValue != null )
value = leftValue || rightValue;
return GoTypes.constant(GoTypeConstant.Kind.Boolean, value, builtinBool);
}
}