Fix comment discovery if there are multiple comments

Closes #1961.

src/lib/converter/comments/discovery.ts

@@ -88,7 +88,7 @@ export function discoverComment(
 ): [ts.SourceFile, ts.CommentRange[]] | undefined {
     // For a module comment, we want the first one defined in the file,
     // not the last one, since that will apply to the import or declaration.
-    const reverse = symbol.declarations?.some(ts.isSourceFile);
+    const reverse = !symbol.declarations?.some(ts.isSourceFile);
 
     const discovered: [ts.SourceFile, ts.CommentRange[]][] = [];
 
@@ -118,7 +118,7 @@ export function discoverComment(
             );
 
             if (reverse) {
-                comments?.reverse();
+                comments.reverse();
             }
 
             const selectedDocComment = comments.find((ranges) =>

src/test/converter/exports/specs.json

@@ -762,7 +762,7 @@
             "summary": [
               {
                 "kind": "text",
-                "text": "Doc comment for Mod"
+                "text": "A simple named export that will be exported from export.ts"
               }
             ]
           },

src/test/converter/exports/specs.nodoc.json

@@ -145,7 +145,7 @@
             "summary": [
               {
                 "kind": "text",
-                "text": "Doc comment for Mod"
+                "text": "A simple named export that will be exported from export.ts"
               }
             ]
           },

src/test/converter2/issues/gh1961.ts

@@ -0,0 +1,4 @@
+/** first */
+
+/** second */
+export class WithDocs1 {}

src/test/issueTests.ts

@@ -516,4 +516,13 @@ export const issueTests: {
         equal(query(project, "Foo.B").type, new IntrinsicType("number"));
         equal(query(project, "Bar.C").type, new LiteralType("C"));
     },
+
+    gh1961(project) {
+        equal(
+            Comment.combineDisplayParts(
+                query(project, "WithDocs1").comment?.summary
+            ),
+            "second"
+        );
+    },
 };