Initial

resources/app/client-esm/data/region-behaviors/execute-script.mjs

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+import RegionBehaviorType from "./base.mjs";
+import * as fields from "../../../common/data/fields.mjs";
+import {AsyncFunction} from "../../../common/utils/module.mjs";
+
+/**
+ * The data model for a behavior that executes a script.
+ *
+ * @property {string} source    The source code of the script.
+ */
+export default class ExecuteScriptRegionBehaviorType extends RegionBehaviorType {
+
+  /** @override */
+  static LOCALIZATION_PREFIXES = ["BEHAVIOR.TYPES.executeScript", "BEHAVIOR.TYPES.base"];
+
+  /* ---------------------------------------- */
+
+  /** @override */
+  static defineSchema() {
+    return {
+      events: this._createEventsField(),
+      source: new fields.JavaScriptField({async: true, gmOnly: true})
+    };
+  }
+
+  /* ---------------------------------------- */
+
+  /** @override */
+  async _handleRegionEvent(event) {
+    try {
+      // eslint-disable-next-line no-new-func
+      const fn = new AsyncFunction("scene", "region", "behavior", "event", `{${this.source}\n}`);
+      await fn.call(globalThis, this.scene, this.region, this.behavior, event);
+    } catch(err) {
+      console.error(err);
+    }
+  }
+}
+