Initial implementation

node_modules/computeds/out/signal.js

@@ -0,0 +1,22 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.signal = void 0;
+const system_1 = require("./system");
+const dep_1 = require("./dep");
+function signal(oldValue) {
+    const dep = new dep_1.Dep();
+    const fn = (() => {
+        (0, system_1.track)(dep);
+        return oldValue;
+    });
+    fn.markDirty = () => {
+        (0, system_1.trigger)(dep, 3 /* DirtyLevels.Dirty */);
+    };
+    fn.set = (newValue) => {
+        if (!Object.is(oldValue, oldValue = newValue)) {
+            fn.markDirty();
+        }
+    };
+    return fn;
+}
+exports.signal = signal;