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fix: skip mkdir when C3 parent dir already exists #15288

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fix: skip mkdir when C3 parent dir already exists #15288

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bae8067
fix: skip mkdir when C3 parent dir already exists
AiAlchemist0 Aug 20, 2026
a2686e6
test: cover C3 mkdir skip when parent exists
AiAlchemist0 Aug 20, 2026
c459ce3
docs: add JSDoc on setupProjectDirectory
AiAlchemist0 Aug 20, 2026
4d8a0bc
style: oxfmt project-directory test imports
AiAlchemist0 Aug 21, 2026
b920304
style: sort project-directory import in cli.ts
AiAlchemist0 Aug 21, 2026
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5 changes: 5 additions & 0 deletions .changeset/c3-mkdir-drive-root.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"create-cloudflare": patch
---

Skip `mkdir` when the project parent directory already exists, so `create-cloudflare` works at a Windows drive root (`E:\`) instead of throwing `EPERM`.
8 changes: 5 additions & 3 deletions packages/create-cloudflare/src/cli.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
#!/usr/bin/env node
import { mkdirSync } from "node:fs";
import { existsSync, mkdirSync } from "node:fs";
import { dirname } from "node:path";
import { chdir } from "node:process";
import {
Expand Down Expand Up @@ -125,8 +125,10 @@ export const setupProjectDirectory = (ctx: C3Context) => {

const directory = dirname(path);

// If the target is a nested directory, create the parent
mkdirSync(directory, { recursive: true });
// Creating a Windows drive root (`E:\`) throws EPERM. Skip if it already exists.
if (!existsSync(directory)) {
mkdirSync(directory, { recursive: true });
}

// Change to the parent directory
chdir(directory);
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