first commit

install/secu/make/node_modules/cmd-promise/cmd-promise.js

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+
+const exec = require('child_process').exec
+
+/**
+ * does the given object have the given property
+ * @param  {object} obj  object to check.
+ * @param  {string} prop property to check for.
+ * @return Boolean
+ */
+function hasProp (obj, prop) {
+  return obj.hasOwnProperty(prop)
+}
+
+/**
+ * is this a string please sir?
+ * @param  {string} str string (or is it?) to check.
+ * @return Boolean
+ */
+function isString (str) {
+  return (typeof str === 'string' || str instanceof String)
+}
+
+/**
+ * wrapper for child_process.exec()
+ * @param  {string} command     command line command to run.
+ * @param  {object} options     cmd-promise options.
+ * @param  {object} execOptions exec() options object as outlined in the node docs.
+ * @return Promise
+ */
+function runCommand (command, options, execOptions) {
+  // defaults
+  if (!options) { options = {} }
+  if (!execOptions) { execOptions = {} }
+
+  // resolve to the child process?
+  const returnProcess = hasProp(options, 'returnProcess') ? options.returnProcess : false
+
+  return new Promise((resolve, reject) => {
+    if (returnProcess) {
+      // resolve to the child process, don't wait for the output
+      resolve(exec(command, execOptions))
+    } else {
+      // resolve to the output, using the callback
+      exec(command, execOptions, (error, stdout, stderr) => {
+        if (error) { return reject(error) }
+        resolve({ stdout, stderr })
+      })
+    }
+  })
+}
+
+/**
+ * run one or many commands
+ * @param  {string} commands command line command(s) string to run.
+ * @param  {object} options  options object as outlined in the node docs.
+ * @return Promise
+ */
+function cmdPromise (commands, options, execOptions) {
+  // make sure the command is a string
+  if (!isString(commands)) {
+    return Promise.reject(new Error('Command not a string.'))
+  }
+
+  // do we have multiple lines?
+  if (commands.indexOf('\n') > -1) {
+    // split by new lines
+    const arrSplit = commands.split(/\n/g)
+
+    // remove empty array elements
+    const arrFiltered = arrSplit.filter(ele => ele.length)
+
+    // trim each array element
+    const arrTrimmed = arrFiltered.map(ele => ele.trim())
+
+    // array of command promises
+    const arrOut = arrTrimmed.map(command => {
+      return runCommand(command, options, execOptions)
+    })
+
+    // multiple lines, return an array of outs
+    return Promise.all(arrOut)
+  } else {
+    // one line, run it
+    return runCommand(commands, options, execOptions)
+  }
+}
+
+module.exports = cmdPromise