| // npm explore <pkg>[@<version>] |
| // open a subshell to the package folder. |
| |
| module.exports = explore |
| explore.usage = "npm explore <pkg> [ -- <cmd>]" |
| explore.completion = require("./utils/completion/installed-shallow.js") |
| |
| var npm = require("./npm.js") |
| , spawn = require("child_process").spawn |
| , path = require("path") |
| , fs = require("graceful-fs") |
| |
| function explore (args, cb) { |
| if (args.length < 1 || !args[0]) return cb(explore.usage) |
| var p = args.shift() |
| args = args.join(" ").trim() |
| if (args) args = ["-c", args] |
| else args = [] |
| |
| var cwd = path.resolve(npm.dir, p) |
| var sh = npm.config.get("shell") |
| fs.stat(cwd, function (er, s) { |
| if (er || !s.isDirectory()) return cb(new Error( |
| "It doesn't look like "+p+" is installed.")) |
| if (!args.length) console.log( |
| "\nExploring "+cwd+"\n"+ |
| "Type 'exit' or ^D when finished\n") |
| |
| var shell = spawn(sh, args, { cwd: cwd, customFds: [0, 1, 2] }) |
| shell.on("close", function (er) { |
| // only fail if non-interactive. |
| if (!args.length) return cb() |
| cb(er) |
| }) |
| }) |
| } |
