fix: add isFileHidden function + tests to prevent missing hidden files

src/__tests__/cli/utils.test.ts

@@ -3,6 +3,7 @@ import {
   addDepthToRelativePath,
   doesStringIncludeFrontmatter,
   extractFrontmatterFromAstroSource,
+  isFileHidden,
   isLocale,
   overwriteAstroFrontmatter,
 } from "../../cli/utils";
@@ -132,3 +133,18 @@ describe("addDepthToRelativePath(...)", () => {
     );
   });
 });
+
+describe("isFileVisible(...)", () => {
+  it("with hidden files", () => {
+    expect(isFileHidden("_foo.ts")).toBe(true);
+    expect(isFileHidden("_foo/bar.ts")).toBe(true);
+    expect(isFileHidden("_foo/bar/baz.ts")).toBe(true);
+    expect(isFileHidden("foo/_bar/baz.ts")).toBe(true);
+  });
+
+  it("with visible files", () => {
+    expect(isFileHidden("foo.ts")).toBe(false);
+    expect(isFileHidden("foo/bar.ts")).toBe(false);
+    expect(isFileHidden("foo/bar/baz.ts")).toBe(false);
+  });
+});

src/cli/utils.ts

@@ -72,6 +72,13 @@ export const addDepthToRelativePath = (
   return relativePath.padStart(relativePath.length + depth * 3, "../");
 };
 
+/**
+ * file is hidden if its name or any of its parent folders start with an underscore
+ */
+export const isFileHidden = (filepath: string): boolean => {
+  return /((^_)|(\/_))/.test(filepath);
+};
+
 /* c8 ignore start */
 /**
  * parse frontmatter using typescript compiler
@@ -116,10 +123,9 @@ export const getAstroPagesPath = (pagesDirectoryPath: string): PathsOutput => {
   // eslint-disable-next-line new-cap
   const api = new fdir()
     .filter(
-      (filename) =>
-        !path.basename(filename).startsWith("_") && filename.endsWith(".astro")
+      (filepath) => !isFileHidden(filepath) && filepath.endsWith(".astro")
     )
-    .exclude((dirName) => isLocale(dirName) || dirName.startsWith("_"))
+    .exclude((dirName) => isLocale(dirName))
     .withRelativePaths()
     .crawl(pagesDirectoryPath);
 

src/index.ts

@@ -37,7 +37,7 @@ export default (options?: AstroI18nextOptions): AstroIntegration => {
           astroI18nextConfig.defaultLanguage === ""
         ) {
           throw new Error(
-            "[astro-i18next]: you must set a `baseLanguage` in your astroI18nextConfig!"
+            "[astro-i18next]: you must set a `defaultLanguage` in your astroI18nextConfig!"
           );
         }