EC
TS2496
TypeScriptERRORNotableTypeHIGH confidence

The 'arguments' object cannot be referenced in an arrow function in ES5. Cons...

Production Risk

Build will fail; resolve before shipping.

What this means

A type-checking error (TS2496): The 'arguments' object cannot be referenced in an arrow function in ES5. Consider using a standard function expression.. This diagnostic is emitted by the TypeScript compiler when the 'arguments' object cannot be referenced in an arrow function in ES5. Consider using a standard function expression..

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

TypeScript compiler reports TS2496 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS2496
// The 'arguments' object cannot be referenced in an arrow function in ES5. Consider using a standard function expression.

expected output

error TS2496: The 'arguments' object cannot be referenced in an arrow function in ES5. Consider using a standard function expression.

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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