In go_to_char functions, gracefully handle the pressing of Esc, Ctrl-…

…C, and other "lower ASCII" values.
Pistos · May 2, 2014 · 8364ba1 · 8364ba1
1 parent 6767f25
commit 8364ba1
Showing 1 changed file with 16 additions and 7 deletions.
diff --git a/lib/diakonos/functions/cursor.rb b/lib/diakonos/functions/cursor.rb
@@ -161,9 +161,14 @@ def go_to_char( after = nil, char = nil )
       char ||= get_char( "Type character to go to..." )
 
       if char
-        moved = buffer_current.go_to_char( char, after == :after ? AFTER_CHAR : ON_CHAR )
-        if ! moved
-          set_iline "'#{char}' not found."
+        begin
+          moved = buffer_current.go_to_char( char, after == :after ? AFTER_CHAR : ON_CHAR )
+          if ! moved
+            set_iline "'#{char}' not found."
+          end
+        rescue TypeError
+          # User pressed Esc, or Ctrl-C, or similar.
+          # Quietly continue.
         end
       end
     end
@@ -174,10 +179,14 @@ def go_to_char_previous( after = nil, char = nil )
       char ||= get_char( "Type character to go to..." )
 
       if char
-
-        moved = buffer_current.go_to_char_previous( char, after == :after ? AFTER_CHAR : ON_CHAR )
-        if ! moved
-          set_iline "'#{char}' not found."
+        begin
+          moved = buffer_current.go_to_char_previous( char, after == :after ? AFTER_CHAR : ON_CHAR )
+          if ! moved
+            set_iline "'#{char}' not found."
+          end
+        rescue TypeError
+          # User pressed Esc, or Ctrl-C, or similar.
+          # Quietly continue.
         end
       end
     end