dicom-microscopy-viewer-changed
Version:
Interactive web-based viewer for DICOM Microscopy Images
38 lines (27 loc) • 1.28 kB
JavaScript
;
var GetIntrinsic = require('get-intrinsic');
var $SyntaxError = GetIntrinsic('%SyntaxError%');
var $TypeError = GetIntrinsic('%TypeError%');
var whichTypedArray = require('which-typed-array');
var availableTypedArrays = require('available-typed-arrays')();
var IsArray = require('./IsArray');
var TypedArrayCreate = require('./TypedArrayCreate');
var getConstructor = require('../helpers/typedArrayContructors');
// https://262.ecma-international.org/14.0/#sec-typedarray-create-same-type
module.exports = function TypedArrayCreateSameType(exemplar, argumentList) {
if (availableTypedArrays.length === 0) {
throw new $SyntaxError('Assertion failed: Typed Arrays are not supported in this environment');
}
var kind = whichTypedArray(exemplar);
if (!kind) {
throw new $TypeError('Assertion failed: exemplar must be a TypedArray'); // step 1
}
if (!IsArray(argumentList)) {
throw new $TypeError('Assertion failed: `argumentList` must be a List'); // step 1
}
var constructor = getConstructor(kind); // step 2
if (typeof constructor !== 'function') {
throw new $SyntaxError('Assertion failed: `constructor` of `exemplar` (' + kind + ') must exist. Please report this!');
}
return TypedArrayCreate(constructor, argumentList); // steps 3 - 6
};