Function getAssignmentTargetKind

test/fixtures/snapshot/typescript.js:17060–17102

(node)

        AssignmentKind[AssignmentKind["Compound"] = 2] = "Compound";
    })(AssignmentKind = ts.AssignmentKind || (ts.AssignmentKind = {}));
    function getAssignmentTargetKind(node) {
        var parent = node.parent;
        while (true) {
            switch (parent.kind) {
                case 221 /* SyntaxKind.BinaryExpression */:
                    var binaryOperator = parent.operatorToken.kind;
                    return isAssignmentOperator(binaryOperator) && parent.left === node ?
                        binaryOperator === 63 /* SyntaxKind.EqualsToken */ || isLogicalOrCoalescingAssignmentOperator(binaryOperator) ? 1 /* AssignmentKind.Definite */ : 2 /* AssignmentKind.Compound */ :
                        0 /* AssignmentKind.None */;
                case 219 /* SyntaxKind.PrefixUnaryExpression */:
                case 220 /* SyntaxKind.PostfixUnaryExpression */:
                    var unaryOperator = parent.operator;
                    return unaryOperator === 45 /* SyntaxKind.PlusPlusToken */ || unaryOperator === 46 /* SyntaxKind.MinusMinusToken */ ? 2 /* AssignmentKind.Compound */ : 0 /* AssignmentKind.None */;
                case 243 /* SyntaxKind.ForInStatement */:
                case 244 /* SyntaxKind.ForOfStatement */:
                    return parent.initializer === node ? 1 /* AssignmentKind.Definite */ : 0 /* AssignmentKind.None */;
                case 212 /* SyntaxKind.ParenthesizedExpression */:
                case 204 /* SyntaxKind.ArrayLiteralExpression */:
                case 225 /* SyntaxKind.SpreadElement */:
                case 230 /* SyntaxKind.NonNullExpression */:
                    node = parent;
                    break;
                case 298 /* SyntaxKind.SpreadAssignment */:
                    node = parent.parent;
                    break;
                case 297 /* SyntaxKind.ShorthandPropertyAssignment */:
                    if (parent.name !== node) {
                        return 0 /* AssignmentKind.None */;
                    }
                    node = parent.parent;
                    break;
                case 296 /* SyntaxKind.PropertyAssignment */:
                    if (parent.name === node) {
                        return 0 /* AssignmentKind.None */;
                    }
                    node = parent.parent;
                    break;
                default:
                    return 0 /* AssignmentKind.None */;
            }
            parent = node.parent;
        }
    }
    ts.getAssignmentTargetKind = getAssignmentTargetKind;
    // A node is an assignment target if it is on the left hand side of an '=' token, if it is parented by a property
    // assignment in an object literal that is an assignment target, or if it is parented by an array literal that is