made with esnextbin
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October 10, 2016 03:53
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esnextbin sketch
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>ESNextbin Sketch</title> | |
| <!-- put additional styles and scripts here --> | |
| </head> | |
| <body> | |
| <!-- put markup and other contents here --> | |
| </body> | |
| </html> |
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| const bounds = 500; | |
| const inputs = [-1005, -760, -750, -515, -500, -260, -250, 0, 250, 260, 500, 515, 750, 760, 1005]; | |
| const output = [ -5, 240, 250, 15, 0, -240, -250, 0, 250, 240, 0, -15, -250, -240, 5]; | |
| let runs = -1; | |
| function adjust(value, bounds) { | |
| if (isNaN(value = Number(value))) { | |
| throw new Error('NaN value'); | |
| } | |
| const sep = Math.round(value / bounds); | |
| const pos = sep % 2 === 0 ? 1 : -1; | |
| return (value - (bounds * sep)) * pos; | |
| } | |
| console.clear(); | |
| inputs.forEach((value, index) => { | |
| runs = -1; | |
| const actual = adjust(value, bounds); | |
| const expected = output[index]; | |
| if (actual !== expected) { | |
| throw new Error(`${value}: expected ${actual} to equal ${expected}`); | |
| } else { | |
| console.log(`${value}: success`); | |
| } | |
| }); |
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| { | |
| "name": "esnextbin-sketch", | |
| "version": "0.0.0", | |
| "dependencies": { | |
| "babel-runtime": "6.11.6" | |
| } | |
| } |
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| 'use strict'; | |
| var bounds = 500; | |
| var inputs = [-1005, -760, -750, -515, -500, -260, -250, 0, 250, 260, 500, 515, 750, 760, 1005]; | |
| var output = [-5, 240, 250, 15, 0, -240, -250, 0, 250, 240, 0, -15, -250, -240, 5]; | |
| var runs = -1; | |
| function adjust(value, bounds) { | |
| if (isNaN(value = Number(value))) { | |
| throw new Error('NaN value'); | |
| } | |
| var sep = Math.round(value / bounds); | |
| var pos = sep % 2 === 0 ? 1 : -1; | |
| return (value - bounds * sep) * pos; | |
| } | |
| console.clear(); | |
| inputs.forEach(function (value, index) { | |
| runs = -1; | |
| var actual = adjust(value, bounds); | |
| var expected = output[index]; | |
| if (actual !== expected) { | |
| throw new Error(value + ': expected ' + actual + ' to equal ' + expected); | |
| } else { | |
| console.log(value + ': success'); | |
| } | |
| }); |
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