Give detailed feedback on server connection error

Fixes scalacenter/bloop#209.
scalacenter · Mar 6, 2018 · 12448b9 · 12448b9
1 parent 539248c
commit 12448b9
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/pynailgun/ng.py b/pynailgun/ng.py
@@ -907,6 +907,9 @@ def main():
             sys.exit(exit_code)
     except NailgunException as e:
         sys.stderr.write(str(e))
+        if "Could not connect to" in str(e):
+            sys.stderr.write("Have you forgotten to start bloop's server?")
+            sys.stderr.write("Check our usage instructions in https://scalacenter.github.io/bloop/")
         sys.exit(e.code)
     except KeyboardInterrupt as e:
         pass