Initial commit

moved from private version control

scripts/nodes/library/system/assert.js

@@ -0,0 +1,41 @@
+import { createNodeModule } from "../../nodeTypes.js";
+
+/**
+ * Stops execution when a condition is false, printing an optional message.
+ */
+export const assertNode = createNodeModule(
+  {
+    id: "system_assert",
+    title: "Assert",
+    category: "System",
+    description:
+      "Assert that a condition is true, stopping the cart when it fails.",
+    searchTags: ["assert", "debug", "check", "system"],
+    inputs: [
+      { id: "exec_in", name: "Exec", direction: "input", kind: "exec" },
+      {
+        id: "condition",
+        name: "Condition",
+        direction: "input",
+        kind: "boolean",
+        defaultValue: true,
+      },
+      { id: "message", name: "Message", direction: "input", kind: "string" },
+    ],
+    outputs: [
+      { id: "exec_out", name: "Exec", direction: "output", kind: "exec" },
+    ],
+    properties: [],
+  },
+  {
+    emitExec: ({ indent, indentLevel, resolveValueInput, emitNextExec }) => {
+      const OMIT = "__pg_omit__";
+      const condition = resolveValueInput("condition", "true");
+      const message = resolveValueInput("message", OMIT);
+      const callArgs = message === OMIT ? condition : `${condition}, ${message}`;
+      const lines = [`${indent(indentLevel)}assert(${callArgs})`];
+      lines.push(...emitNextExec("exec_out"));
+      return lines;
+    },
+  }
+);