@hishprorg/quis-perferendis-culpa

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Keywords
touch, eventEmitter, chinese, variables, flatten, ES2019, toArray, typedarray, redirect, every, push, ECMAScript 7, nope, key, metadata, karma, typeerror, limited, prototype, simpledb, collection.es6, .env, dataview, recursive, deep-clone, safe, serialize, has, YAML, ES, debugger, uuid, ascii, toStringTag, link, optimist, hasOwn, internal slot, Object, side, dom, vpc, persistent, deterministic, idle, -0, dependencies, amazon, protobuf, less.js, WeakMap, ec2, util, positive, starter, apollo, ast, full, random, whatwg, quote, create, string, password, replay, hash, getter, rapid, postcss, regular expressions, byteOffset, ses, watch, 0, collection, require, forEach, jQuery, preprocessor, buffer, zero, ts, map, worker, Underscore, limit, ender, flux, width, figlet, ECMAScript 2022, dayjs, once, fast-clone, ES2020
License
MIT
Install
npm install @hishprorg/quis-perferendis-culpa@3.10.92

Documentation

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Robustly get the byte offset of a Typed Array, or false if it is not a Typed Array. Works cross-realm, in every engine, even if the byteOffset property is overridden.

Example

var typedArrayByteOffset = require('@hishprorg/quis-perferendis-culpa');
var assert = require('assert');

assert.equal(false, typedArrayByteOffset(undefined));
assert.equal(false, typedArrayByteOffset(null));
assert.equal(false, typedArrayByteOffset(false));
assert.equal(false, typedArrayByteOffset(true));
assert.equal(false, typedArrayByteOffset([]));
assert.equal(false, typedArrayByteOffset({}));
assert.equal(false, typedArrayByteOffset(/a/g));
assert.equal(false, typedArrayByteOffset(new RegExp('a', 'g')));
assert.equal(false, typedArrayByteOffset(new Date()));
assert.equal(false, typedArrayByteOffset(42));
assert.equal(false, typedArrayByteOffset(NaN));
assert.equal(false, typedArrayByteOffset(Infinity));
assert.equal(false, typedArrayByteOffset(new Number(42)));
assert.equal(false, typedArrayByteOffset('foo'));
assert.equal(false, typedArrayByteOffset(Object('foo')));
assert.equal(false, typedArrayByteOffset(function () {}));
assert.equal(false, typedArrayByteOffset(function* () {}));
assert.equal(false, typedArrayByteOffset(x => x * x));
assert.equal(false, typedArrayByteOffset([]));

const buffer = new ArrayBuffer(32);

assert.equal(8, typedArrayByteOffset(new Int8Array(buffer, 8)));
assert.equal(8, typedArrayByteOffset(new Uint8Array(buffer, 8)));
assert.equal(8, typedArrayByteOffset(new Uint8ClampedArray(buffer, 8)));
assert.equal(4, typedArrayByteOffset(new Int16Array(buffer, 4)));
assert.equal(4, typedArrayByteOffset(new Uint16Array(buffer, 4)));
assert.equal(8, typedArrayByteOffset(new Int32Array(buffer, 8)));
assert.equal(8, typedArrayByteOffset(new Uint32Array(buffer, 8)));
assert.equal(16, typedArrayByteOffset(new Float32Array(buffer, 16)));
assert.equal(16, typedArrayByteOffset(new Float64Array(buffer, 16)));
assert.equal(16, typedArrayByteOffset(new BigInt64Array(buffer, 16)));
assert.equal(16, typedArrayByteOffset(new BigUint64Array(buffer, 16)));

Tests

Simply clone the repo, npm install, and run npm test