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January 27, 2019 01:48
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A simple chaining strategy
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| let methods = { | |
| upp: function() { | |
| return Chain(this.x.toUpperCase()); | |
| }, | |
| slice: function(len) { | |
| return Chain(this.x.slice(len)); | |
| }, | |
| val: function() { | |
| return this.x | |
| } | |
| } | |
| let Chain = x => ({...methods, x}) | |
| Chain('abcde').upp().slice(2).val(); | |
| // "CDE" |
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