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rOACCT/node_modules/execa/index.js
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index.js
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'use strict';
const path = require('path');
const childProcess = require('child_process');
const crossSpawn = require('cross-spawn');
const stripFinalNewline = require('strip-final-newline');
const npmRunPath = require('npm-run-path');
const onetime = require('onetime');
const makeError = require('./lib/error');
const normalizeStdio = require('./lib/stdio');
const {spawnedKill, spawnedCancel, setupTimeout, setExitHandler} = require('./lib/kill');
const {handleInput, getSpawnedResult, makeAllStream, validateInputSync} = require('./lib/stream.js');
const {mergePromise, getSpawnedPromise} = require('./lib/promise.js');
const {joinCommand, parseCommand} = require('./lib/command.js');
const DEFAULT_MAX_BUFFER = 1000 * 1000 * 100;
const getEnv = ({env: envOption, extendEnv, preferLocal, localDir, execPath}) => {
const env = extendEnv ? {...process.env, ...envOption} : envOption;
if (preferLocal) {
return npmRunPath.env({env, cwd: localDir, execPath});
}
return env;
};
const handleArguments = (file, args, options = {}) => {
const parsed = crossSpawn._parse(file, args, options);
file = parsed.command;
args = parsed.args;
options = parsed.options;
options = {
maxBuffer: DEFAULT_MAX_BUFFER,
buffer: true,
stripFinalNewline: true,
extendEnv: true,
preferLocal: false,
localDir: options.cwd || process.cwd(),
execPath: process.execPath,
encoding: 'utf8',
reject: true,
cleanup: true,
all: false,
windowsHide: true,
...options
};
options.env = getEnv(options);
options.stdio = normalizeStdio(options);
if (process.platform === 'win32' && path.basename(file, '.exe') === 'cmd') {
// #116
args.unshift('/q');
}
return {file, args, options, parsed};
};
const handleOutput = (options, value, error) => {
if (typeof value !== 'string' && !Buffer.isBuffer(value)) {
// When `execa.sync()` errors, we normalize it to '' to mimic `execa()`
return error === undefined ? undefined : '';
}
if (options.stripFinalNewline) {
return stripFinalNewline(value);
}
return value;
};
const execa = (file, args, options) => {
const parsed = handleArguments(file, args, options);
const command = joinCommand(file, args);
let spawned;
try {
spawned = childProcess.spawn(parsed.file, parsed.args, parsed.options);
} catch (error) {
// Ensure the returned error is always both a promise and a child process
const dummySpawned = new childProcess.ChildProcess();
const errorPromise = Promise.reject(makeError({
error,
stdout: '',
stderr: '',
all: '',
command,
parsed,
timedOut: false,
isCanceled: false,
killed: false
}));
return mergePromise(dummySpawned, errorPromise);
}
const spawnedPromise = getSpawnedPromise(spawned);
const timedPromise = setupTimeout(spawned, parsed.options, spawnedPromise);
const processDone = setExitHandler(spawned, parsed.options, timedPromise);
const context = {isCanceled: false};
spawned.kill = spawnedKill.bind(null, spawned.kill.bind(spawned));
spawned.cancel = spawnedCancel.bind(null, spawned, context);
const handlePromise = async () => {
const [{error, exitCode, signal, timedOut}, stdoutResult, stderrResult, allResult] = await getSpawnedResult(spawned, parsed.options, processDone);
const stdout = handleOutput(parsed.options, stdoutResult);
const stderr = handleOutput(parsed.options, stderrResult);
const all = handleOutput(parsed.options, allResult);
if (error || exitCode !== 0 || signal !== null) {
const returnedError = makeError({
error,
exitCode,
signal,
stdout,
stderr,
all,
command,
parsed,
timedOut,
isCanceled: context.isCanceled,
killed: spawned.killed
});
if (!parsed.options.reject) {
return returnedError;
}
throw returnedError;
}
return {
command,
exitCode: 0,
stdout,
stderr,
all,
failed: false,
timedOut: false,
isCanceled: false,
killed: false
};
};
const handlePromiseOnce = onetime(handlePromise);
crossSpawn._enoent.hookChildProcess(spawned, parsed.parsed);
handleInput(spawned, parsed.options.input);
spawned.all = makeAllStream(spawned, parsed.options);
return mergePromise(spawned, handlePromiseOnce);
};
module.exports = execa;
module.exports.sync = (file, args, options) => {
const parsed = handleArguments(file, args, options);
const command = joinCommand(file, args);
validateInputSync(parsed.options);
let result;
try {
result = childProcess.spawnSync(parsed.file, parsed.args, parsed.options);
} catch (error) {
throw makeError({
error,
stdout: '',
stderr: '',
all: '',
command,
parsed,
timedOut: false,
isCanceled: false,
killed: false
});
}
const stdout = handleOutput(parsed.options, result.stdout, result.error);
const stderr = handleOutput(parsed.options, result.stderr, result.error);
if (result.error || result.status !== 0 || result.signal !== null) {
const error = makeError({
stdout,
stderr,
error: result.error,
signal: result.signal,
exitCode: result.status,
command,
parsed,
timedOut: result.error && result.error.code === 'ETIMEDOUT',
isCanceled: false,
killed: result.signal !== null
});
if (!parsed.options.reject) {
return error;
}
throw error;
}
return {
command,
exitCode: 0,
stdout,
stderr,
failed: false,
timedOut: false,
isCanceled: false,
killed: false
};
};
module.exports.command = (command, options) => {
const [file, ...args] = parseCommand(command);
return execa(file, args, options);
};
module.exports.commandSync = (command, options) => {
const [file, ...args] = parseCommand(command);
return execa.sync(file, args, options);
};
module.exports.node = (scriptPath, args, options = {}) => {
if (args && !Array.isArray(args) && typeof args === 'object') {
options = args;
args = [];
}
const stdio = normalizeStdio.node(options);
const defaultExecArgv = process.execArgv.filter(arg => !arg.startsWith('--inspect'));
const {
nodePath = process.execPath,
nodeOptions = defaultExecArgv
} = options;
return execa(
nodePath,
[
...nodeOptions,
scriptPath,
...(Array.isArray(args) ? args : [])
],
{
...options,
stdin: undefined,
stdout: undefined,
stderr: undefined,
stdio,
shell: false
}
);
};
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