EC
TS6408
TypeScriptERRORNotableConfigHIGH confidence

Use the package.json 'exports' field when resolving package imports.

Production Risk

Build will fail; resolve before shipping.

What this means

A compiler configuration error (TS6408): Use the package.json 'exports' field when resolving package imports.. This diagnostic is emitted by the TypeScript compiler when use the package.json 'exports' field when resolving package imports..

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

TypeScript compiler reports TS6408 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS6408
// Use the package.json 'exports' field when resolving package imports.

expected output

error TS6408: Use the package.json 'exports' field when resolving package imports.

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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