EC
TS1532
TypeScriptERRORNotableSyntaxHIGH confidence

There is no capturing group named 'X' in this regular expression.

Production Risk

Build will fail; resolve before shipping.

What this means

A syntax error (TS1532): There is no capturing group named 'X' in this regular expression.. This diagnostic is emitted by the TypeScript compiler when there is no capturing group named 'X' in this regular 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 TS1532 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS1532
// There is no capturing group named 'X' in this regular expression.

expected output

error TS1532: There is no capturing group named 'X' in this regular 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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