stuff

node_modules/mathjax-full/js/output/chtml/Usage.js

@@ -0,0 +1,31 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.Usage = void 0;
+var Usage = (function () {
+    function Usage() {
+        this.used = new Set();
+        this.needsUpdate = [];
+    }
+    Usage.prototype.add = function (item) {
+        var name = JSON.stringify(item);
+        if (!this.used.has(name)) {
+            this.needsUpdate.push(item);
+        }
+        this.used.add(name);
+    };
+    Usage.prototype.has = function (item) {
+        return this.used.has(JSON.stringify(item));
+    };
+    Usage.prototype.clear = function () {
+        this.used.clear();
+        this.needsUpdate = [];
+    };
+    Usage.prototype.update = function () {
+        var update = this.needsUpdate;
+        this.needsUpdate = [];
+        return update;
+    };
+    return Usage;
+}());
+exports.Usage = Usage;
+//# sourceMappingURL=Usage.js.map