mirror of
https://github.com/cloudflare/wrangler-action.git
synced 2024-11-26 11:44:45 +01:00
80 lines
2.2 KiB
JavaScript
80 lines
2.2 KiB
JavaScript
'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var $TypeError = GetIntrinsic('%TypeError%');
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var hasOwnProperty = require('./HasOwnProperty');
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var ToBigInt64 = require('./ToBigInt64');
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var ToBigUint64 = require('./ToBigUint64');
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var ToInt16 = require('./ToInt16');
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var ToInt32 = require('./ToInt32');
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var ToInt8 = require('./ToInt8');
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var ToUint16 = require('./ToUint16');
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var ToUint32 = require('./ToUint32');
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var ToUint8 = require('./ToUint8');
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var ToUint8Clamp = require('./ToUint8Clamp');
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var Type = require('./Type');
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var valueToFloat32Bytes = require('../helpers/valueToFloat32Bytes');
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var valueToFloat64Bytes = require('../helpers/valueToFloat64Bytes');
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var integerToNBytes = require('../helpers/integerToNBytes');
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var keys = require('object-keys');
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// https://262.ecma-international.org/11.0/#table-the-typedarray-constructors
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var TypeToSizes = {
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__proto__: null,
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Int8: 1,
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Uint8: 1,
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Uint8C: 1,
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Int16: 2,
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Uint16: 2,
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Int32: 4,
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Uint32: 4,
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BigInt64: 8,
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BigUint64: 8,
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Float32: 4,
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Float64: 8
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};
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var TypeToAO = {
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__proto__: null,
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Int8: ToInt8,
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Uint8: ToUint8,
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Uint8C: ToUint8Clamp,
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Int16: ToInt16,
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Uint16: ToUint16,
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Int32: ToInt32,
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Uint32: ToUint32,
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BigInt64: ToBigInt64,
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BigUint64: ToBigUint64
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};
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// https://262.ecma-international.org/11.0/#sec-numerictorawbytes
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module.exports = function NumericToRawBytes(type, value, isLittleEndian) {
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if (typeof type !== 'string' || !hasOwnProperty(TypeToSizes, type)) {
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throw new $TypeError('Assertion failed: `type` must be a TypedArray element type: ' + keys(TypeToSizes));
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}
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if (Type(value) !== 'Number' && Type(value) !== 'BigInt') {
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throw new $TypeError('Assertion failed: `value` must be a Number or a BigInt');
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}
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if (Type(isLittleEndian) !== 'Boolean') {
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throw new $TypeError('Assertion failed: `isLittleEndian` must be a Boolean');
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}
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if (type === 'Float32') { // step 1
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return valueToFloat32Bytes(value, isLittleEndian);
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} else if (type === 'Float64') { // step 2
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return valueToFloat64Bytes(value, isLittleEndian);
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} // step 3
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var n = TypeToSizes[type]; // step 3.a
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var convOp = TypeToAO[type]; // step 3.b
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var intValue = convOp(value); // step 3.c
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return integerToNBytes(intValue, n, isLittleEndian); // step 3.d, 3.e, 4
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};
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