shell(mkdir): accept --verbose instead of the misspelling --vebose

src/runtime/shell/builtin/mkdir.rs

@@ -435,8 +435,7 @@ impl FlagParser for Opts {
             self.parents = true;
             return Some(ParseFlagResult::ContinueParsing);
         }
-        // Note: the `--vebose` typo is intentional (kept for compatibility).
-        if flag == b"--vebose" {
+        if flag == b"--verbose" {
             self.verbose = true;
             return Some(ParseFlagResult::ContinueParsing);
         }

test/js/bun/shell/commands/mkdir.test.ts

@@ -0,0 +1,84 @@
+import { $ } from "bun";
+import { describe, expect, test } from "bun:test";
+import { isMacOS, tempDir } from "harness";
+import { readdirSync, statSync } from "node:fs";
+import { join } from "node:path";
+
+$.nothrow();
+
+async function mkdir(cwd: string, flags: string, operand: string) {
+  const words = flags.split(" ").filter(Boolean);
+  const { stdout, stderr, exitCode } = await $`mkdir ${words} ${operand}`.cwd(cwd).quiet();
+  return { stdout: stdout.toString(), stderr: stderr.toString(), exitCode };
+}
+
+describe.concurrent("bunshell mkdir", () => {
+  describe("verbose", () => {
+    // A verbose mkdir prints the path of every directory it creates, one per
+    // line. `--verbose` is the long spelling of `-v`; the parser used to
+    // accept only the misspelling `--vebose`.
+    test.each([
+      ["-v", "dir", ["dir"]],
+      ["--verbose", "dir", ["dir"]],
+      ["-pv", "a/b", ["a", "a/b"]],
+      ["-p --verbose", "a/b", ["a", "a/b"]],
+      ["--parents --verbose", "a/b", ["a", "a/b"]],
+      ["--verbose --parents", "a/b", ["a", "a/b"]],
+      ["--verbose -p", "a/b", ["a", "a/b"]],
+    ])("mkdir %s %s prints %j", async (flags, operand, created) => {
+      using dir = tempDir("mkdir-verbose", {});
+      const cwd = String(dir);
+
+      expect(await mkdir(cwd, flags, operand)).toEqual({
+        stdout: created.map(name => `${join(cwd, name)}\n`).join(""),
+        stderr: "",
+        exitCode: 0,
+      });
+      expect(statSync(join(cwd, operand)).isDirectory()).toBeTrue();
+    });
+
+    test.each(["--parents", "-p", ""])("mkdir %s a/b prints nothing without a verbose flag", async flags => {
+      using dir = tempDir("mkdir-quiet", { a: {} });
+      const cwd = String(dir);
+
+      expect(await mkdir(cwd, flags, "a/b")).toEqual({ stdout: "", stderr: "", exitCode: 0 });
+      expect(statSync(join(cwd, "a", "b")).isDirectory()).toBeTrue();
+    });
+
+    test.each(["--verbose --parents", "-pv"])(
+      "mkdir %s on an existing directory creates and prints nothing",
+      async flags => {
+        using dir = tempDir("mkdir-verbose-existing", { dir: {} });
+        const cwd = String(dir);
+
+        expect(await mkdir(cwd, flags, "dir")).toEqual({ stdout: "", stderr: "", exitCode: 0 });
+        expect(readdirSync(cwd)).toEqual(["dir"]);
+      },
+    );
+
+    test.each(["--verbose", "-v"])("mkdir %s on an existing directory fails and prints nothing", async flags => {
+      using dir = tempDir("mkdir-verbose-eexist", { dir: {} });
+      const cwd = String(dir);
+
+      // The builtins use the host's strerror text for EEXIST.
+      const eexist = isMacOS ? "File or folder exists" : "File exists";
+      expect(await mkdir(cwd, flags, "dir")).toEqual({
+        stdout: "",
+        stderr: `mkdir: ${join(cwd, "dir")}: ${eexist}\n`,
+        exitCode: 1,
+      });
+    });
+
+    test("the misspelling --vebose is rejected like any other unknown option", async () => {
+      using dir = tempDir("mkdir-vebose", {});
+      const cwd = String(dir);
+
+      expect(await mkdir(cwd, "--vebose", "dir")).toEqual({
+        stdout: "",
+        stderr: expect.stringMatching(/^mkdir: illegal option -- /),
+        exitCode: 1,
+      });
+      expect(readdirSync(cwd)).toEqual([]);
+    });
+  });
+});