non-mutating-method-name-options.js

var o = p.object({ x: 3 })

// adding
var o2 = o.merge({ y: 3 })
var o2 = o.union({ y: 3 })
var o2 = o.plus({ y: 3 })
var o2 = o.assoc({ y: 3 })
var o2 = o.mix({ y: 3 })
var o2 = o.add({ y: 3 })
var o2 = o.fuse({ y: 3 })

// removing
var o3 = o2.minus('y')
var o3 = o2.omit('y')
var o3 = o2.dissoc('y')
var o3 = o2.without('y')
var o3 = o2.sub('y')

// rejected

//-- for violating es3 compatibility requirement
var o3 = o2.delete('y')
var o2 = o.with({ y: 3 })

//-- too verbose for common use
var o2 = o.combine({ y: 3 })
var o2 = o.makeWith({ y: 3 })
var o2 = o.together({ y: 3 })