String#split with a single-byte instead of regexp

This reduces memory usage as a Regexp object is hundreds
of bytes and a single-byte string object is only 40 bytes
that is deduped within the VM.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/dtas/format.rb b/lib/dtas/format.rb
index 001a444..f378f8e 100644
--- a/lib/dtas/format.rb
+++ b/lib/dtas/format.rb
@@ -164,7 +164,7 @@ class DTAS::Format # :nodoc:
     end
 
     # deal with HH:MM:SS
-    t = time.split(/:/)
+    t = time.split(':')
     raise ArgumentError, "Bad time format: #{hhmmss}" if t.size > 3
 
     mult = 1