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'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.default = void 0;
/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
/**
* Converts a string representing an amount of memory to bytes.
*
* @param input The value to convert to bytes.
* @param percentageReference The reference value to use when a '%' value is supplied.
*/
function stringToBytes(input, percentageReference) {
if (input === null || input === undefined) {
return input;
}
if (typeof input === 'string') {
if (isNaN(Number.parseFloat(input.slice(-1)))) {
// eslint-disable-next-line prefer-const
let [, numericString, trailingChars] =
input.match(/(.*?)([^0-9.-]+)$/i) || [];
if (trailingChars && numericString) {
const numericValue = Number.parseFloat(numericString);
trailingChars = trailingChars.toLowerCase();
switch (trailingChars) {
case '%':
input = numericValue / 100;
break;
case 'kb':
case 'k':
return numericValue * 1000;
case 'kib':
return numericValue * 1024;
case 'mb':
case 'm':
return numericValue * 1000 * 1000;
case 'mib':
return numericValue * 1024 * 1024;
case 'gb':
case 'g':
return numericValue * 1000 * 1000 * 1000;
case 'gib':
return numericValue * 1024 * 1024 * 1024;
}
}
// It ends in some kind of char so we need to do some parsing
} else {
input = Number.parseFloat(input);
}
}
if (typeof input === 'number') {
if (input <= 1 && input > 0) {
if (percentageReference) {
return Math.floor(input * percentageReference);
} else {
throw new Error(
'For a percentage based memory limit a percentageReference must be supplied'
);
}
} else if (input > 1) {
return Math.floor(input);
} else {
throw new Error('Unexpected numerical input');
}
}
throw new Error('Unexpected input');
}
// https://github.com/import-js/eslint-plugin-import/issues/1590
var _default = stringToBytes;
exports.default = _default;