TS2349

error TS2349: Cannot invoke an expression whose type lacks a call signature. Type ‘Promise‘ has no compatible call signatures.

Bad Code ❌

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function bugged(param: Promise<Object>): void {
param().then(() => console.log('error TS2349'));
}

Fixed Code ✔️

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function bugged(param: Promise<Object>): void {
param.then(() => console.log('error TS2349'));
}