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119 lines
2.1 KiB
119 lines
2.1 KiB
'use strict';
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const match = (array, value) =>
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array.some(x => (x instanceof RegExp ? x.test(value) : x === value));
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const dargs = (input, options) => {
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const args = [];
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let extraArgs = [];
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let separatedArgs = [];
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options = Object.assign({
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useEquals: true
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}, options);
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const makeArg = (key, value) => {
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key =
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'--' +
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(options.allowCamelCase ?
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key :
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key.replace(/[A-Z]/g, '-$&').toLowerCase());
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if (options.useEquals) {
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args.push(key + (value ? `=${value}` : ''));
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} else {
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args.push(key);
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if (value) {
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args.push(value);
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}
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}
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};
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const makeAliasArg = (key, value) => {
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args.push(`-${key}`);
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if (value) {
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args.push(value);
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}
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};
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// TODO: Use Object.entries() when targeting Node.js 8
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for (let key of Object.keys(input)) {
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const value = input[key];
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let pushArg = makeArg;
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if (Array.isArray(options.excludes) && match(options.excludes, key)) {
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continue;
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}
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if (Array.isArray(options.includes) && !match(options.includes, key)) {
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continue;
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}
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if (typeof options.aliases === 'object' && options.aliases[key]) {
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key = options.aliases[key];
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pushArg = makeAliasArg;
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}
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if (key === '--') {
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if (!Array.isArray(value)) {
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throw new TypeError(
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`Expected key \`--\` to be Array, got ${typeof value}`
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);
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}
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separatedArgs = value;
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continue;
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}
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if (key === '_') {
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if (!Array.isArray(value)) {
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throw new TypeError(
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`Expected key \`_\` to be Array, got ${typeof value}`
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);
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}
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extraArgs = value;
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continue;
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}
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if (value === true) {
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pushArg(key, '');
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}
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if (value === false && !options.ignoreFalse) {
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pushArg(`no-${key}`);
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}
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if (typeof value === 'string') {
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pushArg(key, value);
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}
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if (typeof value === 'number' && !Number.isNaN(value)) {
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pushArg(key, String(value));
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}
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if (Array.isArray(value)) {
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for (const arrayValue of value) {
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pushArg(key, arrayValue);
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}
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}
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}
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for (const x of extraArgs) {
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args.push(String(x));
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}
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if (separatedArgs.length > 0) {
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args.push('--');
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}
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for (const x of separatedArgs) {
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args.push(String(x));
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}
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return args;
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};
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module.exports = dargs;
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