TS1254

error TS1254: A ‘const’ initializer in an ambient context must be a string or numeric literal or literal enum reference.

Broken Code ❌

index.d.ts
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declare module megalibrary {
  const MEGA_NUMBER = {};
}

Fixed Code ✔️

index.d.ts
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declare module megalibrary {
  const MEGA_NUMBER = 1337;
}