%PDF- <> %âãÏÓ endobj 2 0 obj <> endobj 3 0 obj <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/Annots[ 28 0 R 29 0 R] /MediaBox[ 0 0 595.5 842.25] /Contents 4 0 R/Group<>/Tabs/S>> endobj ºaâÚÎΞ-ÌE1ÍØÄ÷{òò2ÿ ÛÖ^ÔÀá TÎ{¦?§®¥kuµùÕ5sLOšuY>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<>endobj 2 0 obj<> endobj 2 0 obj<>endobj 2 0 obj<>es 3 0 R>> endobj 2 0 obj<> ox[ 0.000000 0.000000 609.600000 935.600000]/Fi endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream
'use strict';
const aliases = ['stdin', 'stdout', 'stderr'];
const hasAlias = options => aliases.some(alias => options[alias] !== undefined);
const normalizeStdio = options => {
if (!options) {
return;
}
const {stdio} = options;
if (stdio === undefined) {
return aliases.map(alias => options[alias]);
}
if (hasAlias(options)) {
throw new Error(`It's not possible to provide \`stdio\` in combination with one of ${aliases.map(alias => `\`${alias}\``).join(', ')}`);
}
if (typeof stdio === 'string') {
return stdio;
}
if (!Array.isArray(stdio)) {
throw new TypeError(`Expected \`stdio\` to be of type \`string\` or \`Array\`, got \`${typeof stdio}\``);
}
const length = Math.max(stdio.length, aliases.length);
return Array.from({length}, (value, index) => stdio[index]);
};
module.exports = normalizeStdio;
// `ipc` is pushed unless it is already present
module.exports.node = options => {
const stdio = normalizeStdio(options);
if (stdio === 'ipc') {
return 'ipc';
}
if (stdio === undefined || typeof stdio === 'string') {
return [stdio, stdio, stdio, 'ipc'];
}
if (stdio.includes('ipc')) {
return stdio;
}
return [...stdio, 'ipc'];
};