EC
TS6019
TypeScriptERRORNotableConfigHIGH confidence

Print the compiler's version.

Production Risk

Build will fail; resolve before shipping.

What this means

A compiler configuration error (TS6019): Print the compiler's version.. This diagnostic is emitted by the TypeScript compiler when print the compiler's version..

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

TypeScript compiler reports TS6019 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS6019
// Print the compiler's version.

expected output

error TS6019: Print the compiler's version.

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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