Fix JSDoc param type completions when name hasn’t been written yet (#35787)

Author: andrewbranch

src/services/completions.ts

@@ -854,7 +854,7 @@ namespace ts.Completions {
                         insideJsDocTagTypeExpression = isCurrentlyEditingNode(tag.typeExpression);
                     }
                 }
-                if (isJSDocParameterTag(tag) && (nodeIsMissing(tag.name) || tag.name.pos <= position && position <= tag.name.end)) {
+                if (!insideJsDocTagTypeExpression && isJSDocParameterTag(tag) && (nodeIsMissing(tag.name) || tag.name.pos <= position && position <= tag.name.end)) {
                     return { kind: CompletionDataKind.JsDocParameterName, tag };
                 }
             }

tests/cases/fourslash/completionsJsdocParamTypeBeforeName.ts

@@ -0,0 +1,18 @@
+/// <reference path="fourslash.ts" />
+//// /** @param /*name1*/ {/*type*/} /*name2*/ */
+//// function toString(obj) {}
+
+verify.completions({
+  marker: "type",
+  exact: completion.globalTypes
+});
+
+verify.completions({
+  marker: "name1",
+  exact: ["obj"]
+});
+
+verify.completions({
+  marker: "name2",
+  exact: ["obj"]
+});