feat: tests

packages/easy-ast/src/util.ts

@@ -12,15 +12,36 @@
  * You should have received a copy of the GNU General Public License along with
  * this program. If not, see <https://www.gnu.org/licenses/>.
  */
-import path from "path";
-import {readdirSync, statSync} from "fs";
+import {readdirSync, statSync} from 'fs';
+import path from 'path';
+
+/**
+ * Expand a path to a list of all files deeply contained in it
+ */
+export function expandPathToFilesSync(sourcePath: string, accept: (fileName: string) => boolean): string[] {
+  const fullPath = path.resolve(sourcePath);
+  const directory = statSync(fullPath);
+
+  return directory.isDirectory()
+    ? readdirSync(fullPath).flatMap(fragment =>
+        expandPathToFilesSync(path.resolve(sourcePath, fragment), accept),
+      )
+    : [fullPath].filter(accept);
+}
+
+/**
+ * Take a Windows path and make a Unix path out of it
+ */
+export function toUnixPath(pathString: string): string {
+  return pathString.replaceAll(path.sep, path.posix.sep);
+}
 
 /**
  * Filters only defined elements
  */
 export function rejectNil<T>(array: Array<T | undefined | null>): T[] {
   // eslint-disable-next-line unicorn/no-null
-  return array.filter(it => it == null) as T[];
+  return array.filter(it => it != null) as T[];
 }
 
 /**
@@ -45,17 +66,3 @@ export function cleanupEmpty<T extends object>(object: T): T {
   }
   return out;
 }
-
-/**
- * Expand a path to a list of all files deeply contained in it
- */
-export function expandPathToFilesSync(sourcePath: string, accept: (fileName: string) => boolean): string[] {
-  const fullPath = path.resolve(sourcePath);
-  const directory = statSync(fullPath);
-
-  return directory.isDirectory()
-    ? readdirSync(fullPath).flatMap(fragment =>
-      expandPathToFilesSync(path.resolve(sourcePath, fragment), accept),
-    )
-    : [fullPath].filter(accept);
-}