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keksAccountGUI/node_modulesOLD/cross-spawn/lib/util/resolveCommand.js
2019-08-11 20:48:02 +02:00

47 lines
1.3 KiB
JavaScript

'use strict';
const path = require('path');
const which = require('which');
const pathKey = require('path-key')();
function resolveCommandAttempt(parsed, withoutPathExt) {
const cwd = process.cwd();
const hasCustomCwd = parsed.options.cwd != null;
// If a custom `cwd` was specified, we need to change the process cwd
// because `which` will do stat calls but does not support a custom cwd
if (hasCustomCwd) {
try {
process.chdir(parsed.options.cwd);
} catch (err) {
/* Empty */
}
}
let resolved;
try {
resolved = which.sync(parsed.command, {
path: (parsed.options.env || process.env)[pathKey],
pathExt: withoutPathExt ? path.delimiter : undefined,
});
} catch (e) {
/* Empty */
} finally {
process.chdir(cwd);
}
// If we successfully resolved, ensure that an absolute path is returned
// Note that when a custom `cwd` was used, we need to resolve to an absolute path based on it
if (resolved) {
resolved = path.resolve(hasCustomCwd ? parsed.options.cwd : '', resolved);
}
return resolved;
}
function resolveCommand(parsed) {
return resolveCommandAttempt(parsed) || resolveCommandAttempt(parsed, true);
}
module.exports = resolveCommand;