Updated dependencies and comparing to latest release only.

The user can decide whether he wants to compare to the latest release only or to all releases including pre-releases.

Author: Axel Rindle

lib/main.coffee

@@ -1,58 +1,59 @@
-# require npm modules
-request = require 'request'
-semcmp = require 'semver-compare'
-chalk = require 'chalk'
-sprintf = require('sprintf-js').sprintf
-Promise = require 'promise'
-
-baseApiUrl = 'https://api.github.com/repos/%s/releases'
-
-module.exports = (options, callback) ->
-  if callback
-    check options, callback
-  else
-    return new Promise (resolve, reject) ->
-      check options, (release, error) ->
-        reject error if error
-        if release then resolve release
-        else resolve null
-
-check = (options, callback) ->
-
-  # get options
-  repo = options.repo
-  currentVersion = options.currentVersion
-
-  # check if required options are defined
-  callback(null, 'no repository specified') if repo is undefined
-  callback(null, 'no current version given') if currentVersion is undefined
-
-  apiUrl = sprintf baseApiUrl, repo
-
-  # request options
-  reqOpts =
-    url: apiUrl
-    headers:
-      'User-Agent': 'github-version-checker'
-
-  request reqOpts, (error, response, body) ->
-    callback(null, error) if error
-
-    # parse the response body into an object
-    releases = JSON.parse body
-
-    found = false
-
-    # loop through releases
-    # if a remote version is higher than the installed one, the callback
-    # will be called with the release object
-    for release in releases
-      tag = release.tag_name.replace(/[^0-9$.,]/g, '')
-      if semcmp(currentVersion, tag) is -1
-        found = true
-        callback release, null
-        break
-
-    callback(null, null) if not found
-
-  return null
+# require npm modules
+got = require 'got'
+semcmp = require 'semver-compare'
+chalk = require 'chalk'
+sprintf = require('sprintf-js').sprintf
+
+baseApiUrl = 'https://api.github.com/repos/%s/releases'
+
+module.exports = (options, callback) ->
+  if callback
+    check options, callback
+  else
+    return new Promise (resolve, reject) ->
+      check options, (update, error) ->
+        reject error if error
+        if update then resolve update else resolve null
+
+check = (options, callback) ->
+  # get options
+  repo = options.repo
+  currentVersion = options.currentVersion
+  includePreReleases = options.includePreReleases || false
+
+  # check if required options are defined
+  callback(null, 'no repository specified') if repo is undefined
+  callback(null, 'no current version given') if currentVersion is undefined
+
+  # do the api call
+  apiUrl = sprintf baseApiUrl, repo
+  if includePreReleases then apiUrl += '/latest'
+  got(apiUrl).then((response) ->
+    # parse the response body into an object
+    releases = JSON.parse response.body
+
+    found = false
+
+    if includePreReleases
+      # loop through releases
+      # if a remote version is higher than the installed one, the callback
+      # will be called with the release object
+      for release in releases
+        tag = release.tag_name.replace(/[^0-9$.,]/g, '')
+        if semcmp(currentVersion, tag) is -1
+          found = true
+          callback release, null
+          break
+    else
+      latest = releases[0]
+      tag = latest.tag_name.replace(/[^0-9$.,]/g, '')
+      if semcmp(currentVersion, tag) is -1
+        found = true
+        callback latest, null
+
+    callback(null, null) if not found
+  ).catch((error) ->
+    callback null, error
+  )
+
+  return null