no-approx-constant

Disallow numeric literals that approximate well-known constants

A decimal approximation can contain fewer significant digits than the corresponding standard-library constant.
Instead, you SHOULD use the corresponding Math member.

- Category: correctness
- Level: warning
- Fix: suggestion
- Scope: module

Reported

declare const radius: number;
const circumference = 2.0 * 3.14 * radius;
Accepted

declare const radius: number;
const circumference = 2.0 * Math.PI * radius;
Prior art

- Clippy · approxconstant

language/linter/src/rules/correctness/noapproxconstant.rs:52