fix(vscode): stop duplicating completions inside view blocks

editors/vscode/test/completion-scope.test.js

@@ -0,0 +1,32 @@
+"use strict";
+
+const test = require("node:test");
+const assert = require("node:assert");
+const Module = require("node:module");
+
+// Mock the vscode module for unit tests
+const originalLoad = Module._load;
+Module._load = function load(request, parent, isMain) {
+  if (request === "vscode") return {};
+  return originalLoad.call(this, request, parent, isMain);
+};
+const { isInsideViewBlock } = require("../src/completion.js");
+Module._load = originalLoad;
+
+const PAGE = `page Home {
+  view {
+    <div>hello</div>
+  }
+  functions {
+    function go() {}
+  }
+}
+`;
+
+test("a markup offset is inside a view block", () => {
+  assert.equal(isInsideViewBlock(PAGE, PAGE.indexOf("<div")), true);
+});
+
+test("a functions-block offset is not inside a view block", () => {
+  assert.equal(isInsideViewBlock(PAGE, PAGE.indexOf("function go")), false);
+});