[17 January 2020, 08:29:47] ROBERT PALMER: A presentation by Google on how they manage TypeScript. "code as cattle" one version of TypeScript.
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| function applyFunctionsRest(functions, ...args) { | |
| for (var i = 0, l = functions.length; i < l; ++i) { | |
| functions[i].apply(this, args); | |
| } | |
| } | |
| var safeApply = Function.prototype.call.bind(Function.prototype.apply); | |
| function safeApplyFunctionsRest(functions, ...args) { | |
| for (var i = 0, l = functions.length; i < l; ++i) { |
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| const TEST_LOOP_COUNT = 1e5; | |
| const VAL = "woo"; | |
| const DESC = { value: VAL, configurable: true, enumerable: true, writable: true }; | |
| const propNames = [ "i0", "i1", "i2", "i3", "i4", "i5", "i6", "i7", "i8", "i9" ]; | |
| const PROP_COUNT = propNames.length; | |
| function literal () { | |
| return { | |
| [propNames[0]]: VAL, |
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| (function() { | |
| const Y_IX = 1e6; | |
| const str = "x".repeat(Y_IX) + "y"; | |
| function regexp (str) { | |
| return /y/.exec(str).index; | |
| } |
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| // Micro-benchmark to answer the question in https://twitter.com/thejameskyle/status/905403367949647874 | |
| if (typeof console === 'undefined') console = {log:print}; | |
| var closuresOriginal = (function() { | |
| const outer = a => { | |
| const inner = b => a + b; | |
| return inner(2); | |
| }; |
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| // Micro-benchmark to answer the question in https://twitter.com/thejameskyle/status/905403367949647874 | |
| if (typeof console === 'undefined') console = {log:print}; | |
| var closuresOriginal = (function() { | |
| const outer = a => { | |
| const inner = b => a + b; | |
| return inner(2); | |
| }; |
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| { | |
| function empty () {} | |
| const fnsLength = 10; | |
| const fns = new Array(fnsLength).fill(empty); | |
| const fnStrings = fns.map(x => x.toString()); | |
| var ix = 0; |
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| var ts_versionMajorMinor, | |
| ts_version, | |
| ts_tryGetNativeMap, | |
| ts_Map, | |
| ts_createMapShim, | |
| ts_emptyArray, | |
| ts_createMap, | |
| ts_createMapFromEntries, | |
| ts_createMapFromTemplate, | |
| ts_length, |
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| declare module "gl-matrix" { | |
| interface IndexedCollection extends Iterable<number> { | |
| readonly length: number; | |
| [index: number]: number; | |
| } | |
| // prettier-ignore | |
| export type mat2 = | |
| | [number, number, |