File name '[name].ts' differs from '[name].d.ts' only in casing when using --build

[nicojs]

TypeScript Version: 3.1.0-dev.201xxxxx

Search Terms:
build
forceConsistentCasingInFileNames
3.0

Code

Example project: https://github.com/nicojs/typescript-3-build-demo

After npm install, use npm run build (or npx tsc --build src/server).

Expected behavior:

Compile without error.

Actual behavior:

Results in error:

src/server/main.ts:2:26 - error TS1149: File name 'C:/z/github/nicojs/typescript-3-build-demo/src/shared/Customer.ts' differs from already included file name 'C:/z/github/nicojs/typescript-3-build-demo/dist/shared/Customer.d.ts' only in casing.

Related Issues: None that I could find that address this issue.

[nicojs]

Thanks for fixing it! I will definitely try it out with ts 3.0.1