lib/learn_open/opener.rb in learn-open-1.2.3 vs lib/learn_open/opener.rb in learn-open-1.2.5

@@ -347,12 +347,17 @@
       end
     end
 
     def npm_install
       if !ios_lesson? && File.exists?("#{lessons_dir}/#{repo_dir}/package.json")
-        puts "Running npm install..."
-        system("cd #{lessons_dir}/#{repo_dir} && npm install > /dev/null 2>&1")
+        puts 'Installing dependencies...'
+
+        if ide_environment?
+          system("cd #{lessons_dir}/#{repo_dir} && yarn install --no-lockfile")
+        else
+          system("cd #{lessons_dir}/#{repo_dir} && npm install")
+        end
       end
     end
 
     def lesson_is_readme?
       !lesson_is_lab
@@ -361,11 +366,11 @@
     def open_readme
       if can_open_readme?
         puts "Opening readme..."
         launch_browser
       else
-        puts "It looks like this lesson is a Readme. Plese open it in your browser."
+        puts "It looks like this lesson is a Readme. Please open it in your browser."
         exit
       end
     end
 
     def launch_browser
@@ -392,8 +397,12 @@
       on_mac?
     end
 
     def on_mac?
       !!RUBY_PLATFORM.match(/darwin/)
+    end
+
+    def ide_environment?
+      ENV['IDE_CONTAINER'] == "true"
     end
   end
 end