Do not include empty directories in tree

Changes

2 changed files (+27/-3)

• tree_builder/default_tree_builder.test.ts
  • @@ -173,6 +173,24 @@ ],
    }); }); + Deno.test("Should skip empty directories", async () => { + const fileSystemReader = new MemoryFsReader([ + { path: "a/b/c/d/e.txt", content: "" }, + { path: "a/b/f.txt", content: "" }, + ]); + const builder = new DefaultTreeBuilder({ + defaultLanguage: "en", + strategies: [fileExtensions([".md"])], + }); + + const tree = await builder.build({ + fileSystemReader, + contentParser, + }); + + assertEquals(tree.nodes.length, 0); + }); + Deno.test("ignore() and ignoreDotfiles() should ignore files and directories", async () => { const fileSystemReader = new MemoryFsReader([ { path: "foo/bar/baz.md", content: "" },
• tree_builder/default_tree_builder.ts
  • @@ -242,13 +242,19 @@ ])
    ), ); + const includingEntries = entries.filter(( + child, + ): child is NonNullable<typeof child> => !!child).toSorted(this.#sorter); + + if (!includingEntries.length) { + return null; + } + return { type: "directory", metadata, directory: node, - entries: entries.filter((child): child is NonNullable<typeof child> => - !!child - ).toSorted(this.#sorter), + entries: includingEntries, path: [...parentPath, metadata.name], }; }