Improve constrain

[luizbills]

Changes:

• Make constrain() more readable: c73e396

• Reduce some bytes of the minified bundle.

// current constrain() minified
constrain=function(e,t,r){return i.default._validateParameters("constrain",arguments),Math.max(Math.min(e,r),t)

// proposed constrain() minified
constrain=function(e,t,r){return i.default._validateParameters("constrain",arguments),e<t?t:r<e?r:e}

PR Checklist

• npm run lint passes
• Inline reference is included / updated
• Unit tests are included / updated

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