pep8analysis: add copyright info for viz.js

[nit.git] / src / toolcontext.nit

diff --git a/src/toolcontext.nit b/src/toolcontext.nit
index f313063..5b9d020 100644 (file)
--- a/src/toolcontext.nit
+++ b/src/toolcontext.nit
@@ -90,9 +90,9 @@ class ToolContext
 
                        for m in messages do
                                if opt_no_color.value then
-                                       stderr.write("{m}\n")
+                                       sys.stderr.write("{m}\n")
                                else
-                                       stderr.write("{m.to_color_string}\n")
+                                       sys.stderr.write("{m.to_color_string}\n")
                                end
                        end
 
@@ -133,7 +133,10 @@ class ToolContext
                        print "{s}"
                end
        end
-       
+
+       # Executes a program while checking if it's available and if the execution ended correctly
+       #
+       # Stops execution and prints errors if the program isn't available or didn't end correctly
        fun exec_and_check(args: Array[String], error: String)
         do
                 var prog = args.first