EC
TS1284
TypeScriptERRORNotableSyntaxHIGH confidence

An 'export default' must reference a value when 'verbatimModuleSyntax' is ena...

Production Risk

Build will fail; resolve before shipping.

What this means

A syntax error (TS1284): An 'export default' must reference a value when 'verbatimModuleSyntax' is enabled, but 'X' only refers to a type.. This diagnostic is emitted by the TypeScript compiler when an 'export default' must reference a value when 'verbatimModuleSyntax' is enabled, but 'X' only refers to a type..

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

TypeScript compiler reports TS1284 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS1284
// An 'export default' must reference a value when 'verbatimModuleSyntax' is enabled, but 'X' only refers to a type.

expected output

error TS1284: An 'export default' must reference a value when 'verbatimModuleSyntax' is enabled, but 'X' only refers to a type.

Fix

Address the TypeScript diagnostic

WHEN When this error is reported by the compiler

Address the TypeScript diagnostic
// Run the TypeScript compiler for details:
npx tsc --noEmit
// Use the TypeScript playground to test your code:
// https://www.typescriptlang.org/play

Why this works

Review the full error message and location; the TypeScript handbook provides guidance on each error category.

Sources
Official documentation ↗

TypeScript Compiler Diagnostics

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