deps: update npm to 5.5.1

Closes: https://github.com/nodejs/node/pull/16280

PR-URL: https://github.com/nodejs/node/pull/16509
Fixes: https://github.com/nodejs/node/issues/14161
Reviewed-By: Daijiro Wachi <daijiro.wachi@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Michaël Zasso <targos@protonmail.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/deps/npm/node_modules/libnpx/node_modules/yargs/node_modules/os-locale/node_modules/execa/node_modules/cross-spawn/lib/util/escapeCommand.js b/deps/npm/node_modules/libnpx/node_modules/yargs/node_modules/os-locale/node_modules/execa/node_modules/cross-spawn/lib/util/escapeCommand.js
new file mode 100644
index 0000000000..d9c25b2656
--- /dev/null
+++ b/deps/npm/node_modules/libnpx/node_modules/yargs/node_modules/os-locale/node_modules/execa/node_modules/cross-spawn/lib/util/escapeCommand.js
@@ -0,0 +1,12 @@
+'use strict';
+
+var escapeArgument = require('./escapeArgument');
+
+function escapeCommand(command) {
+    // Do not escape if this command is not dangerous..
+    // We do this so that commands like "echo" or "ifconfig" work
+    // Quoting them, will make them unaccessible
+    return /^[a-z0-9_-]+$/i.test(command) ? command : escapeArgument(command, true);
+}
+
+module.exports = escapeCommand;