patch 7.4.2170

Problem:    Cannot get information about timers.
Solution:   Add timer_info().

runtime/doc/eval.txt

@@ -1,4 +1,4 @@
-*eval.txt*	For Vim version 7.4.  Last change: 2016 Aug 02
+*eval.txt*	For Vim version 7.4.  Last change: 2016 Aug 06
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -2339,6 +2339,7 @@ test_null_list()		List	null value for testing
 test_null_partial()		Funcref	null value for testing
 test_null_string()		String	null value for testing
 test_settime({expr})		none	set current time for testing
+timer_info([{id}])		List	information about timers
 timer_start({time}, {callback} [, {options}])
 				Number	create a timer
 timer_stop({timer})		none	stop a timer
@@ -3392,9 +3393,13 @@ exepath({expr})						*exepath()*
 		an empty string is returned.
 
 							*exists()*
-exists({expr})	The result is a Number, which is |TRUE| if {expr} is
-		defined, zero otherwise.  The {expr} argument is a string,
-		which contains one of these:
+exists({expr})	The result is a Number, which is |TRUE| if {expr} is defined,
+		zero otherwise.
+
+		For checking for a supported feature use |has()|.
+		For checking if a file exists use |filereadable()|.
+
+		The {expr} argument is a string, which contains one of these:
 			&option-name	Vim option (only checks if it exists,
 					not if it really works)
 			+option-name	Vim option that works.
@@ -3442,7 +3447,6 @@ exists({expr})	The result is a Number, which is |TRUE| if {expr} is
 					event and pattern.
 			##event		autocommand for this event is
 					supported.
-		For checking for a supported feature use |has()|.
 
 		Examples: >
 			exists("&shortname")
@@ -5476,7 +5480,8 @@ matchadd({group}, {pattern}[, {priority}[, {id}[, {dict}]]])
 		available from |getmatches()|.	All matches can be deleted in
 		one operation by |clearmatches()|.
 
-matchaddpos({group}, {pos}[, {priority}[, {id}[, {dict}]]])		*matchaddpos()*
+							*matchaddpos()*
+matchaddpos({group}, {pos}[, {priority}[, {id}[, {dict}]]])
 		Same as |matchadd()|, but requires a list of positions {pos}
 		instead of a pattern. This command is faster than |matchadd()|
 		because it does not require to handle regular expressions and
@@ -7536,6 +7541,23 @@ test_settime({expr})					*test_settime()*
 		{expr} must evaluate to a number.  When the value is zero the
 		normal behavior is restored.
 
+							*timer_info()*
+timer_info([{id}])
+		Return a list with information about timers.
+		When {id} is given only information about this timer is
+		returned.  When timer {id} does not exist an empty list is
+		returned.
+		When {id} is omitted information about all timers is returned.
+
+		For each timer the information is stored in a Dictionary with
+		these items:
+		    "id"	    the timer ID
+		    "time"	    time the timer was started with
+		    "remaining"	    time until the timer fires
+		    "repeat"	    number of times the timer will still fire;
+		    		    -1 means forever
+		    "callback"	    the callback
+
 							*timer_start()*
 timer_start({time}, {callback} [, {options}])
 		Create a timer and return the timer ID.
@@ -7566,7 +7588,7 @@ timer_start({time}, {callback} [, {options}])
 timer_stop({timer})					*timer_stop()*
 		Stop a timer.  The timer callback will no longer be invoked.
 		{timer} is an ID returned by timer_start(), thus it must be a
-		Number.
+		Number.  If {timer} does not exist there is no error.
 
 tolower({expr})						*tolower()*
 		The result is a copy of the String given, with all uppercase