Support in operator for Snapshot.actions

README.md

@@ -8,7 +8,7 @@ seamless integration with TypeScript. It facilitates deterministic behavior by o
 encapsulated state machine, user-defined actions and state transformers, as well as automatic stale
 snapshot invalidation.
 
-_✅ 511 B with all dependencies, minified and gzipped._
+_✅ 524 B with all dependencies, minified and gzipped._
 
 ## Installation
 

package.json

@@ -44,19 +44,19 @@
   "size-limit": [
     {
       "name": "brotli compression",
-      "limit": "463 B",
+      "limit": "473 B",
       "path": "./lib/mod.js",
       "brotli": true
     },
     {
       "name": "gzip compression",
-      "limit": "511 B",
+      "limit": "524 B",
       "path": "./lib/mod.js",
       "gzip": true
     },
     {
       "name": "no compression",
-      "limit": "463 B",
+      "limit": "473 B",
       "path": "./lib/mod.js",
       "gzip": false
     }

src/create_machine.ts

@@ -158,6 +158,12 @@ export function createMachine<
     const actions = new Proxy(
       {},
       {
+        has(_, actionName) {
+          assertVersion();
+
+          return actionName in transitionsMap[currentState];
+        },
+
         get(_, actionName) {
           assertVersion();