[gnome-2048] Move a method.

[Arnaud B. <arnaudb src gnome org>]

commit e0769881440454f49af3a0c0dc8f72c849c48ca1
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Fri Nov 15 14:09:43 2019 +0100

    Move a method.

 src/application.vala | 42 +-----------------------------------------
 src/cli.vala         | 45 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 46 insertions(+), 41 deletions(-)
---
diff --git a/src/application.vala b/src/application.vala
index f402e65..a749a59 100644
--- a/src/application.vala
+++ b/src/application.vala
@@ -116,7 +116,7 @@ private class TwentyFortyEight : Gtk.Application
             return Posix.EXIT_SUCCESS;
         }
 
-        if (size != null && !parse_size ((!) size, out cols, out rows))
+        if (size != null && !CLI.parse_size ((!) size, out cols, out rows))
         {
             /* Translators: command-line error message, displayed for an incorrect game size request; try 
'gnome-2048 -s 0' */
             stderr.printf ("%s\n", _("Failed to parse size. Size must be between 2 and 9, or in the form 
2x3."));
@@ -146,46 +146,6 @@ private class TwentyFortyEight : Gtk.Application
         /* Activate */
         return -1;
     }
-    private static bool parse_size (string size, out uint8 cols, out uint8 rows)
-    {
-        cols = 0;   // garbage
-        rows = 0;   // garbage
-
-        /* size is either a digit, either of the for MxN */
-        string [] tokens = size.split ("x");
-        if (tokens.length == 0 || tokens.length > 2)
-            return false;
-
-        /* parse the first token in any case */
-        uint64 test;
-        if (!uint64.try_parse (tokens [0], out test))
-            return false;
-        if (test <= 0 || test > 9)
-            return false;
-        cols = (uint8) test;
-
-        /* test for forbidden "1" size and return */
-        if (tokens.length == 1)
-        {
-            if (cols < 2)
-                return false;
-            rows = cols;
-            return true;
-        }
-
-        /* parse the second token, if any */
-        if (!uint64.try_parse (tokens [1], out test))
-            return false;
-        if (test <= 0 || test > 9)
-            return false;
-        rows = (uint8) test;
-
-        /* test for forbidden sizes, and return */
-        if (Grid.is_disallowed_grid_size (ref cols, ref rows))
-            return false;
-
-        return true;
-    }
 
     protected override void startup ()
     {
diff --git a/src/cli.vala b/src/cli.vala
index aedb527..5134df8 100644
--- a/src/cli.vala
+++ b/src/cli.vala
@@ -254,4 +254,49 @@ namespace CLI
 
         stdout.printf (board);
     }
+
+    /*\
+    * * parse command-line input size
+    \*/
+
+    private static inline bool parse_size (string size, out uint8 cols, out uint8 rows)
+    {
+        cols = 0;   // garbage
+        rows = 0;   // garbage
+
+        /* size is either a digit, either of the for MxN */
+        string [] tokens = size.split ("x");
+        if (tokens.length == 0 || tokens.length > 2)
+            return false;
+
+        /* parse the first token in any case */
+        uint64 test;
+        if (!uint64.try_parse (tokens [0], out test))
+            return false;
+        if (test <= 0 || test > 9)
+            return false;
+        cols = (uint8) test;
+
+        /* test for forbidden "1" size and return */
+        if (tokens.length == 1)
+        {
+            if (cols < 2)
+                return false;
+            rows = cols;
+            return true;
+        }
+
+        /* parse the second token, if any */
+        if (!uint64.try_parse (tokens [1], out test))
+            return false;
+        if (test <= 0 || test > 9)
+            return false;
+        rows = (uint8) test;
+
+        /* test for forbidden sizes, and return */
+        if (Grid.is_disallowed_grid_size (ref cols, ref rows))
+            return false;
+
+        return true;
+    }
 }