52 lines
1.2 KiB
JavaScript
Executable file
52 lines
1.2 KiB
JavaScript
Executable file
'use strict';
|
|
const normalizeArgs = (file, args = []) => {
|
|
if (!Array.isArray(args)) {
|
|
return [file];
|
|
}
|
|
|
|
return [file, ...args];
|
|
};
|
|
|
|
const NO_ESCAPE_REGEXP = /^[\w.-]+$/;
|
|
const DOUBLE_QUOTES_REGEXP = /"/g;
|
|
|
|
const escapeArg = arg => {
|
|
if (typeof arg !== 'string' || NO_ESCAPE_REGEXP.test(arg)) {
|
|
return arg;
|
|
}
|
|
|
|
return `"${arg.replace(DOUBLE_QUOTES_REGEXP, '\\"')}"`;
|
|
};
|
|
|
|
const joinCommand = (file, args) => {
|
|
return normalizeArgs(file, args).join(' ');
|
|
};
|
|
|
|
const getEscapedCommand = (file, args) => {
|
|
return normalizeArgs(file, args).map(arg => escapeArg(arg)).join(' ');
|
|
};
|
|
|
|
const SPACES_REGEXP = / +/g;
|
|
|
|
// Handle `execa.command()`
|
|
const parseCommand = command => {
|
|
const tokens = [];
|
|
for (const token of command.trim().split(SPACES_REGEXP)) {
|
|
// Allow spaces to be escaped by a backslash if not meant as a delimiter
|
|
const previousToken = tokens[tokens.length - 1];
|
|
if (previousToken && previousToken.endsWith('\\')) {
|
|
// Merge previous token with current one
|
|
tokens[tokens.length - 1] = `${previousToken.slice(0, -1)} ${token}`;
|
|
} else {
|
|
tokens.push(token);
|
|
}
|
|
}
|
|
|
|
return tokens;
|
|
};
|
|
|
|
module.exports = {
|
|
joinCommand,
|
|
getEscapedCommand,
|
|
parseCommand
|
|
};
|