ESM: Ported DateTime operations

src/core/operations/Sleep.mjs

@@ -0,0 +1,47 @@
+/**
+ * @author n1474335 [n1474335@gmail.com]
+ * @copyright Crown Copyright 2018
+ * @license Apache-2.0
+ */
+
+import Operation from "../Operation";
+
+/**
+ * Sleep operation
+ */
+class Sleep extends Operation {
+
+    /**
+     * Sleep constructor
+     */
+    constructor() {
+        super();
+
+        this.name = "Sleep";
+        this.module = "Default";
+        this.description = "Sleep causes the recipe to wait for a specified number of milliseconds before continuing execution.";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "ArrayBuffer";
+        this.args = [
+            {
+                "name": "Time (ms)",
+                "type": "number",
+                "value": 1000
+            }
+        ];
+    }
+
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {ArrayBuffer}
+     */
+    async run(input, args) {
+        const ms = args[0];
+        await new Promise(r => setTimeout(r, ms));
+        return input;
+    }
+
+}
+
+export default Sleep;