1 files changed, 3 insertions, 4 deletions
diff --git a/node_modules/tslint/lib/rules/restrictPlusOperandsRule.js b/node_modules/tslint/lib/rules/restrictPlusOperandsRule.js
index 930ce2892..1974ce47a 100644
--- a/node_modules/tslint/lib/rules/restrictPlusOperandsRule.js
+++ b/node_modules/tslint/lib/rules/restrictPlusOperandsRule.js
@@ -20,13 +20,13 @@ var tslib_1 = require("tslib");
 var tsutils_1 = require("tsutils");
 var ts = require("typescript");
 var Lint = require("../index");
-var Rule = (function (_super) {
+var Rule = /** @class */ (function (_super) {
     tslib_1.__extends(Rule, _super);
     function Rule() {
         return _super !== null && _super.apply(this, arguments) || this;
     }
     Rule.prototype.applyWithProgram = function (sourceFile, program) {
-        return this.applyWithFunction(sourceFile, function (ctx) { return walk(ctx, program); });
+        return this.applyWithFunction(sourceFile, walk, undefined, program.getTypeChecker());
     };
     /* tslint:disable:object-literal-sort-keys */
     Rule.metadata = {
@@ -44,10 +44,9 @@ var Rule = (function (_super) {
     return Rule;
 }(Lint.Rules.TypedRule));
 exports.Rule = Rule;
-function walk(ctx, program) {
+function walk(ctx, tc) {
     return ts.forEachChild(ctx.sourceFile, function cb(node) {
         if (tsutils_1.isBinaryExpression(node) && node.operatorToken.kind === ts.SyntaxKind.PlusToken) {
-            var tc = program.getTypeChecker();
             var leftType = getBaseTypeOfLiteralType(tc.getTypeAtLocation(node.left));
             var rightType = getBaseTypeOfLiteralType(tc.getTypeAtLocation(node.right));
             if (leftType === "invalid" || rightType === "invalid" || leftType !== rightType) {