diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 5b601de..da9d3fa 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -17,15 +17,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-        with:
-          ref: ${{ github.head_ref }}
-          token: ${{ secrets.GITHUB_TOKEN }}
-          repository: ${{ github.repository }}
-      - name: Set Git origin
-        run: |
-          git config --global user.name "github-actions"
-          git config --global user.email "github-actions@github.com"
-          git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}
       - uses: denoland/setup-deno@v2
         with:
           deno-version: v2.x
@@ -34,9 +25,4 @@ jobs:
         run: |
           deno install --allow-scripts
           deno lint --fix
-          deno fmt
-      - name: Push formatting changes (if any)
-        run: |
-          git diff --quiet || (
-            git commit -a -m "style: code formatting" &&
-            git push)
+          deno fmt --check
diff --git a/convert.ts b/convert.ts
index 0a481fb..41b7bb5 100644
--- a/convert.ts
+++ b/convert.ts
@@ -132,7 +132,7 @@ export function pathObjectFrom(
   let root: PathRecord = {};
 
   for (const element of iterable) {
-    let [next, other, isLast] = shiftPath(element);
+    let { next, other, isLast } = shiftPath(element);
 
     let parent: PathRecord = root;
     if (isLast) {
@@ -145,7 +145,12 @@ export function pathObjectFrom(
 
     while (!isLast || (parent[next] = "")) {
       parent = child as { [key: string]: PathRecord };
-      [next, other, isLast] = shiftPath(other);
+      const {
+        next: nextNew,
+        other: otherNew,
+        isLast: isLastNew,
+      } = shiftPath(other);
+      [next, other, isLast] = [nextNew, otherNew, isLastNew];
       child = parent[next] ?? {};
       parent[next] = child;
     }
diff --git a/shift.ts b/shift.ts
index 3e14f57..1c58737 100644
--- a/shift.ts
+++ b/shift.ts
@@ -1,3 +1,9 @@
+export type ShiftResult = {
+  next: string;
+  other: string;
+  isLast: boolean;
+};
+
 /**
  * @example
  * "path/to/the/file" -> ["path", "to/the/file", false]
@@ -6,10 +12,17 @@
  */
 export function shiftPath(
   p: string,
-): [next: string, other: string, isLast: boolean] {
+): ShiftResult {
   const slashIndex = p.search(/[/\\]/);
   const next = p.slice(0, Math.max(0, slashIndex));
   const other = p.slice(Math.max(0, slashIndex + 1));
-  const isLast = next === "";
-  return [slashIndex < 0 ? other : next, other, isLast];
+  const r: ShiftResult = {
+    next: next,
+    other: other,
+    isLast: next == "",
+  };
+  if (slashIndex < 0) {
+    r.next = r.other;
+  }
+  return r;
 }
diff --git a/sort-cmp.ts b/sort-cmp.ts
index ff941f8..a0450b2 100644
--- a/sort-cmp.ts
+++ b/sort-cmp.ts
@@ -45,24 +45,21 @@ export function isSortName(value: unknown): value is SortName {
  * Folders are displayed before files.
  */
 export function cmpFirstFolders(a: string, b: string): number {
+  if (a === b) return 0;
   let comp = 0;
-  for (; comp === 0;) {
-    const [next1, post1, last1] = shiftPath(a);
+  while (comp === 0) {
+    const { next: next1, other: post1, isLast: last1 } = shiftPath(a);
     a = post1;
-    const [next2, post2, last2] = shiftPath(b);
+    const { next: next2, other: post2, isLast: last2 } = shiftPath(b);
     b = post2;
-    comp = cmpMixed(next1, next2);
-    if (last1 || last2) {
-      if (last1 === last2) {
-        break;
-      }
 
-      if (!last1) {
-        return -1;
-      }
+    comp = cmpMixed(next1, next2);
 
-      return +1;
-    }
+    if (comp) break;
+    if (!last1 && !last2) continue;
+    if (last1 && last2) break;
+    if (!last1) return -1;
+    return +1;
   }
 
   return comp;
@@ -73,24 +70,21 @@ export function cmpFirstFolders(a: string, b: string): number {
  * Files are displayed before folders.
  */
 export function cmpFirstFiles(a: string, b: string): number {
+  if (a === b) return 0;
   let comp = 0;
-  for (; comp === 0;) {
-    const [next1, post1, last1] = shiftPath(a);
+  while (comp === 0) {
+    const { next: next1, other: post1, isLast: last1 } = shiftPath(a);
     a = post1;
-    const [next2, post2, last2] = shiftPath(b);
+    const { next: next2, other: post2, isLast: last2 } = shiftPath(b);
     b = post2;
-    comp = cmpMixed(next1, next2);
-    if (last1 || last2) {
-      if (last1 === last2) {
-        break;
-      }
 
-      if (last1) {
-        return -1;
-      }
+    comp = cmpMixed(next1, next2);
 
-      return +1;
-    }
+    if (comp) break;
+    if (!last1 && !last2) continue;
+    if (last1 && last2) break;
+    if (last1) return -1;
+    return +1;
   }
 
   return comp;
@@ -106,22 +100,23 @@ export function cmpModified(
   timea: number = 0,
   timeb: number = 0,
 ): number {
-  if (a === b) {
-    return 0;
-  }
-
-  while (true) {
-    const [next1, post1, last1] = shiftPath(a);
+  let comp = 0;
+  while (comp === 0) {
+    const { next: next1, other: post1, isLast: last1 } = shiftPath(a);
     a = post1;
-    const [next2, post2, last2] = shiftPath(b);
+    const { next: next2, other: post2, isLast: last2 } = shiftPath(b);
     b = post2;
 
-    let comp = (timeb - timea) || cmpFirstFolders(next1, next2);
-    if (comp) return comp;
+    comp = timeb - timea || cmpMixed(next1, next2);
 
-    if (last1) return +1;
-    if (last2) return -1;
+    if (comp) break;
+    if (!last1 && !last2) continue;
+    if (last1 && last2) break;
+    if (!last1) return -1;
+    return +1;
   }
+
+  return comp || cmpFirstFolders(a, b);
 }
 
 /**
@@ -129,26 +124,23 @@ export function cmpModified(
  * Folders are displayed before files.
  */
 export function cmpFileType(a: string, b: string): number {
+  if (a === b) return 0;
   let comp = 0;
-  for (; comp === 0;) {
-    const [next1, post1, last1] = shiftPath(a);
+  while (comp === 0) {
+    const { next: next1, other: post1, isLast: last1 } = shiftPath(a);
     a = post1;
-    const [next2, post2, last2] = shiftPath(b);
+    const { next: next2, other: post2, isLast: last2 } = shiftPath(b);
     b = post2;
+
     const ppa = path.parse(next1);
     const ppb = path.parse(next2);
     comp = cmpMixed(ppa.ext, ppb.ext) || cmpMixed(ppa.name, ppb.name);
-    if (last1 || last2) {
-      if (last1 === last2) {
-        break;
-      }
-
-      if (!last1) {
-        return -1;
-      }
 
-      return +1;
-    }
+    if (comp) break;
+    if (!last1 && !last2) continue;
+    if (last1 && last2) break;
+    if (!last1) return -1;
+    return +1;
   }
 
   return comp;
@@ -159,5 +151,6 @@ export function cmpFileType(a: string, b: string): number {
  * Files are interwoven with folders.
  */
 export function cmpMixed(a: string, b: string): number {
+  if (a === b) return 0;
   return a.localeCompare(b, undefined, { ignorePunctuation: false });
 }
diff --git a/sort.test.ts b/sort.test.ts
index 98d19a9..e755aea 100644
--- a/sort.test.ts
+++ b/sort.test.ts
@@ -8,9 +8,17 @@ import * as sort from "./sort.ts";
 import { shiftPath } from "./shift.ts";
 
 Deno.test("shiftPath - examples", () => {
-  assertEquals(shiftPath("path/to/the/file"), ["path", "to/the/file", false]);
-  assertEquals(shiftPath("file"), ["file", "file", true]);
-  assertEquals(shiftPath("file/"), ["file", "", false]);
+  assertEquals(shiftPath("path/to/the/file"), {
+    next: "path",
+    other: "to/the/file",
+    isLast: false,
+  });
+  assertEquals(shiftPath("file"), {
+    next: "file",
+    other: "file",
+    isLast: true,
+  });
+  assertEquals(shiftPath("file/"), { next: "file", other: "", isLast: false });
 });
 
 Deno.test("sort.isSortName - true/false", () => {
@@ -19,30 +27,36 @@ Deno.test("sort.isSortName - true/false", () => {
 });
 
 Deno.test("mixed comparator orders strings", () => {
-  const a = sort.cmpMixed("a", "b");
-  const b = sort.cmpMixed("b", "a");
-  assertLess(a, 0);
-  assertGreater(b, 0);
+  assertLess(sort.cmpMixed("a", "b"), 0);
+  assertGreater(sort.cmpMixed("b", "a"), 0);
   assertEquals(sort.cmpMixed("same", "same"), 0);
 });
 
 Deno.test("type comparator groups by extension then name", () => {
-  const cmp = sort.cmpFileType("file.md", "file.txt");
-  assertLess(cmp, 0);
-  const cmp2 = sort.cmpFileType("a.txt", "b.txt");
-  assertLess(cmp2, 0);
+  assertLess(sort.cmpFileType("file.md", "file.txt"), 0);
+  assertLess(sort.cmpFileType("a.txt", "b.txt"), 0);
 });
 
 Deno.test("sort.cmpFirstFolders puts folders before files", () => {
-  const arr = ["dir", "dir/file"];
-  arr.sort(sort.cmpFirstFolders);
-  assertEquals(arr, ["dir/file", "dir"]);
+  assertEquals(["dir", "dir/file"].sort(sort.cmpFirstFolders), [
+    "dir/file",
+    "dir",
+  ]);
+  assertEquals(
+    ["src/targets/yarn.ts", "src/...+16"].sort(sort.cmpFirstFolders),
+    ["src/...+16", "src/targets/yarn.ts"],
+  );
 });
 
 Deno.test("sort.cmpFirstFiles puts files before folders", () => {
-  const arr = ["dir", "dir/file"];
-  arr.sort(sort.cmpFirstFiles);
-  assertEquals(arr, ["dir", "dir/file"]);
+  assertEquals(["dir", "dir/file"].sort(sort.cmpFirstFiles), [
+    "dir",
+    "dir/file",
+  ]);
+  assertEquals(["src/targets/yarn.ts", "src/...+16"].sort(sort.cmpFirstFiles), [
+    "src/...+16",
+    "src/targets/yarn.ts",
+  ]);
 });
 
 Deno.test("sort.isSortName - non-string returns false", () => {
@@ -67,8 +81,8 @@ Deno.test("modified comparator", () => {
   assertGreater(sort.cmpModified("a/file", "b/file", 100, 200), 0);
 
   // File vs folder (folders first)
-  assertLess(sort.cmpModified("a/file", "a/folder", 200, 100), 1);
-  assertGreater(sort.cmpModified("a/folder", "a/file", 100, 200), -1);
+  assertLess(sort.cmpModified("a/file", "a/folder", 200, 100), 0);
+  assertGreater(sort.cmpModified("a/folder", "a/file", 100, 200), 0);
 
   // Folder vs folder, different dates
   assertLess(sort.cmpModified("a/folder1", "a/folder2", 200, 100), 0);
@@ -109,27 +123,23 @@ Deno.test("sort.cmpFirstFolders/sort.cmpFirstFiles equal names return 0", () =>
 });
 
 Deno.test("sort-iterable: sortFirstFolders basic", () => {
-  const input = ["dir", "dir/file"];
-  const out = sort.sortFirstFolders(input);
-  assertEquals(out, ["dir/file", "dir"]);
+  assertEquals(sort.sortFirstFolders(["dir", "dir/file"]), ["dir/file", "dir"]);
 });
 
 Deno.test("sort-iterable: sortsort.cmpFirstFiles basic", () => {
-  const input = ["dir", "dir/file"];
-  const out = sort.sortFirstFiles(input);
-  assertEquals(out, ["dir", "dir/file"]);
+  assertEquals(sort.sortFirstFiles(["dir", "dir/file"]), ["dir", "dir/file"]);
 });
 
 Deno.test("sort-iterable: sortFileType basic", () => {
-  const input = ["a.txt", "b.md", "a.md"];
-  const out = sort.sortFileType(input);
-  assertEquals(out, ["a.md", "b.md", "a.txt"]);
+  assertEquals(sort.sortFileType(["a.a", "b.a", "a.b"]), [
+    "a.a",
+    "b.a",
+    "a.b",
+  ]);
 });
 
 Deno.test("sort-iterable: sortMixed basic", () => {
-  const input = ["b", "a", "c"];
-  const out = sort.sortMixed(input);
-  assertEquals(out, ["a", "b", "c"]);
+  assertEquals(sort.sortMixed(["b", "a", "c"]), ["a", "b", "c"]);
 });
 
 Deno.test("sort-iterable: sortModified basic", () => {