EC
TS6673
TypeScriptERRORNotableConfigHIGH confidence

Disable strict checking of generic signatures in function types.

Production Risk

Build will fail; resolve before shipping.

What this means

A compiler configuration error (TS6673): Disable strict checking of generic signatures in function types.. This diagnostic is emitted by the TypeScript compiler when disable strict checking of generic signatures in function types..

Why it happens
  1. 1Incorrect number or type of generic type arguments
How to reproduce

TypeScript compiler reports TS6673 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS6673
// Disable strict checking of generic signatures in function types.

expected output

error TS6673: Disable strict checking of generic signatures in function types.

Fix

Fix the tsconfig.json option

WHEN When a compiler option is invalid or missing

Fix the tsconfig.json option
// tsconfig.json
{
  "compilerOptions": {
    // Review and correct the flagged option
  }
}
// Run: npx tsc --showConfig to see effective config

Why this works

TypeScript validates tsconfig.json options; check the official tsconfig reference for valid values.

Sources
Official documentation ↗

TypeScript Compiler Diagnostics

Content generated with AI assistance and reviewed for accuracy. Found an error? hello@errcodes.dev

← All TypeScript errors