Partial Math object polyfill for mJS engine

Overview

The mJS is a restricted JavaScript engine designed for microcontrollers with limited resources. The Math object is not supported out of the box to limit the library footprint.

This library adds some of the JavaScript Math object properties and methods.

Example

Import library in mos.yml:

libs:
  - origin: https://github.com/mongoose-os-libs/mjs
  - origin: https://github.com/Dietatko/mjs-math

Use in javascript code:

load("mjs_math.js");

Available functions

Following functions are available:

• Infinity
• Number.EPSILON
• Number.NaN
• Number.isNaN
• Number.NEGATIVE_INFINITY
• Number.POSITIVE_INFINITY
• Number.isFinite
• Math.E
• Math.LN10
• Math.LN2
• Math.LOG10E
• Math.LOG2E
• Math.PI
• Math.SQRT1_2
• Math.SQRT2
• Math.abs
• Math.exp
• Math.log
• Math.log10
• Math.log2
• Math.pow

Footprint

Not all functions are available to limit amount of storage and memory needed. There is no option of including only some of the functions at the moment.