lib/inline-prop-to-css.js
function toCSSProp(prop) {
  var dashed = prop.replace(regex, '-$&').toLowerCase();
  return dashed[0] === 'm' && dashed[1] === 's' ? '-' + dashed : dashed;
}
function toCSSProp(prop) {
  var dashed = prop.replace(regex, '-$&').toLowerCase();
  return dashed[0] === 'm' && dashed[1] === 's' ? '-' + dashed : dashed;
}
function toCSSProp ( prop ) { var dashed = prop . replace ( regex , '-$&' ) . toLowerCase ( ) ; return dashed [ 0 ] === 'm' && dashed [ 1 ] === 's' ? '-' + dashed : dashed ; }
Converts a style object property name to its CSS property name equivalent,
taking into account the exception of `-ms` vendor prefixes
@param  {string} prop - Style object property name, e.g. `WebkitTransition`
@return {string}      - CSS property name, e.g. `-webkit-transition`
Converts a style object property name to its CSS property name equivalent taking into account the exception of - ms vendor prefixes