No Floating Point Equality

Error

small-rules/no-floating-point-equality

Disallow exact comparisons involving inexact floating-point values.

Diagnostic Messages

exactFloatComparison

Compare floating-point results within a tolerance instead of for exact equality.

Configuration

This rule does not accept options.

{
  "jsPlugins": [
    "@pobammer-ts/small-rules"
  ],
  "rules": {
    "small-rules/no-floating-point-equality": "error"
  }
}

Examples

Exact comparison with an inexact decimal

const isReady = progress === 0.2;

Exact integer comparison

if (attempts === 3) retry();