basic.rb in tlogger-0.22.0

- old
+ new

@@ -30,10 +30,11 @@
 
 log.debug "Outside block. Shall take default tag '#{log.tag}'"
 
 log.debug "About to show log message only show once. This can be useful if it is a warning which only print out per run."
 (0..4).each do |i|
+  # Show message once only
   # one time message tie to key
   # Means if the message is under specific key and already prompted, it will skip
   # Else it will be printed
   log.odebug  :debug_once, &-> { "this is one time message" }
   log.oerror  :error_once,  "One time error"
@@ -57,6 +58,16 @@
 log.tdebug :another_global, "Now it is my turn to be here"          # this line will show up because all is on
 log.terror :whatever, "Yeah me too!"                                # this line will show up because all is on
 log.debug "I'm inherited from key :global so I'm also not visible"  # due to on_all_except(:global) this line shall not be printed
 log.tinfo :global, "Gosh! I've been turned off by default"          # due to on_all_except(:global) this line shall not be printed
 log.twarn :local, "I'm free!"                                       # this line will show up because all is on
+
+x = 2
+# Log only print if the first parameters is true.
+log.ifdebug(x == 2, :ifdebug, "Debug : x == 2!")
+log.iferror(x == 2, :iferror, "Err : x == 2!")
+log.ifinfo(x == 2, :ifinfo, "Info: x == 2!")
+log.ifwarn(x == 2, :ifwarn, "Warn: x == 2!")
+
+# first param also can be a proc
+log.ifdebug Proc.new { x == 2 }, :ifdebug2, "Debug 2 : x == 2!"
 