EC
TS6719
TypeScriptERRORNotableConfigHIGH confidence

Require sufficient annotation on exports so other tools can trivially generat...

Production Risk

Build will fail; resolve before shipping.

What this means

A compiler configuration error (TS6719): Require sufficient annotation on exports so other tools can trivially generate declaration files.. This diagnostic is emitted by the TypeScript compiler when require sufficient annotation on exports so other tools can trivially generate declaration files..

Why it happens
  1. 1Incorrect TypeScript syntax or type usage
  2. 2Type mismatch between declared and actual value
How to reproduce

TypeScript compiler reports TS6719 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS6719
// Require sufficient annotation on exports so other tools can trivially generate declaration files.

expected output

error TS6719: Require sufficient annotation on exports so other tools can trivially generate declaration files.

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

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