allow functions to call other functions #53

tests/unit/stubs/SharedFunctionCollectionStub.ts

@@ -0,0 +1,21 @@
+import { ISharedFunction } from '@/application/Parser/Script/Compiler/Function/ISharedFunction';
+import { ISharedFunctionCollection } from '@/application/Parser/Script/Compiler/Function/ISharedFunctionCollection';
+
+export class SharedFunctionCollectionStub implements ISharedFunctionCollection {
+    private readonly functions = new Map<string, ISharedFunction>();
+    public withFunction(func: ISharedFunction) {
+        this.functions.set(func.name, func);
+        return this;
+    }
+    public getFunctionByName(name: string): ISharedFunction {
+        if (this.functions.has(name)) {
+            return this.functions.get(name);
+        }
+        return {
+            name,
+            parameters: [],
+            code: 'code by SharedFunctionCollectionStub',
+            revertCode: 'revert-code by SharedFunctionCollectionStub',
+        };
+    }
+}