zyb 0c0b5d869c 加入了node_modules
添加了新的功能项
2025-05-13 21:23:41 +08:00

112 lines
3.7 KiB
JavaScript

import {debuglog} from 'node:util';
import isPlainObject from 'is-plain-obj';
import {STANDARD_STREAMS_ALIASES} from '../utils/standard-stream.js';
// Some options can have different values for `stdout`/`stderr`/`fd3`.
// This normalizes those to array of values.
// For example, `{verbose: {stdout: 'none', stderr: 'full'}}` becomes `{verbose: ['none', 'none', 'full']}`
export const normalizeFdSpecificOptions = options => {
const optionsCopy = {...options};
for (const optionName of FD_SPECIFIC_OPTIONS) {
optionsCopy[optionName] = normalizeFdSpecificOption(options, optionName);
}
return optionsCopy;
};
export const normalizeFdSpecificOption = (options, optionName) => {
const optionBaseArray = Array.from({length: getStdioLength(options) + 1});
const optionArray = normalizeFdSpecificValue(options[optionName], optionBaseArray, optionName);
return addDefaultValue(optionArray, optionName);
};
const getStdioLength = ({stdio}) => Array.isArray(stdio)
? Math.max(stdio.length, STANDARD_STREAMS_ALIASES.length)
: STANDARD_STREAMS_ALIASES.length;
const normalizeFdSpecificValue = (optionValue, optionArray, optionName) => isPlainObject(optionValue)
? normalizeOptionObject(optionValue, optionArray, optionName)
: optionArray.fill(optionValue);
const normalizeOptionObject = (optionValue, optionArray, optionName) => {
for (const fdName of Object.keys(optionValue).sort(compareFdName)) {
for (const fdNumber of parseFdName(fdName, optionName, optionArray)) {
optionArray[fdNumber] = optionValue[fdName];
}
}
return optionArray;
};
// Ensure priority order when setting both `stdout`/`stderr`, `fd1`/`fd2`, and `all`
const compareFdName = (fdNameA, fdNameB) => getFdNameOrder(fdNameA) < getFdNameOrder(fdNameB) ? 1 : -1;
const getFdNameOrder = fdName => {
if (fdName === 'stdout' || fdName === 'stderr') {
return 0;
}
return fdName === 'all' ? 2 : 1;
};
const parseFdName = (fdName, optionName, optionArray) => {
if (fdName === 'ipc') {
return [optionArray.length - 1];
}
const fdNumber = parseFd(fdName);
if (fdNumber === undefined || fdNumber === 0) {
throw new TypeError(`"${optionName}.${fdName}" is invalid.
It must be "${optionName}.stdout", "${optionName}.stderr", "${optionName}.all", "${optionName}.ipc", or "${optionName}.fd3", "${optionName}.fd4" (and so on).`);
}
if (fdNumber >= optionArray.length) {
throw new TypeError(`"${optionName}.${fdName}" is invalid: that file descriptor does not exist.
Please set the "stdio" option to ensure that file descriptor exists.`);
}
return fdNumber === 'all' ? [1, 2] : [fdNumber];
};
// Use the same syntax for fd-specific options and the `from`/`to` options
export const parseFd = fdName => {
if (fdName === 'all') {
return fdName;
}
if (STANDARD_STREAMS_ALIASES.includes(fdName)) {
return STANDARD_STREAMS_ALIASES.indexOf(fdName);
}
const regexpResult = FD_REGEXP.exec(fdName);
if (regexpResult !== null) {
return Number(regexpResult[1]);
}
};
const FD_REGEXP = /^fd(\d+)$/;
const addDefaultValue = (optionArray, optionName) => optionArray.map(optionValue => optionValue === undefined
? DEFAULT_OPTIONS[optionName]
: optionValue);
// Default value for the `verbose` option
const verboseDefault = debuglog('execa').enabled ? 'full' : 'none';
const DEFAULT_OPTIONS = {
lines: false,
buffer: true,
maxBuffer: 1000 * 1000 * 100,
verbose: verboseDefault,
stripFinalNewline: true,
};
// List of options which can have different values for `stdout`/`stderr`
export const FD_SPECIFIC_OPTIONS = ['lines', 'buffer', 'maxBuffer', 'verbose', 'stripFinalNewline'];
// Retrieve fd-specific option
export const getFdSpecificValue = (optionArray, fdNumber) => fdNumber === 'ipc'
? optionArray.at(-1)
: optionArray[fdNumber];