EC
TS2858
TypeScriptERRORNotableTypeHIGH confidence

Import attribute values must be string literal expressions.

Production Risk

Build will fail; resolve before shipping.

What this means

A type-checking error (TS2858): Import attribute values must be string literal expressions.. This diagnostic is emitted by the TypeScript compiler when import attribute values must be string literal expressions..

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

TypeScript compiler reports TS2858 during type checking.

trigger — this will error
trigger — this will error
// Triggers TS2858
// Import attribute values must be string literal expressions.

expected output

error TS2858: Import attribute values must be string literal expressions.

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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