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* lib/irb*: merge doc from doc/irb/ird.rd and improve overall

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documentation of IRB
* doc/irb/irb.rd: remove stale documentation


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38358 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
zzak 2012-12-13 05:22:30 +00:00
parent 0ac361f540
commit 8983315238
29 changed files with 432 additions and 23 deletions
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12
lib/irb/ext/history.rb
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@ -9,7 +9,7 @@
#
#
module IRB
module IRB # :nodoc:
class Context
@ -29,7 +29,17 @@ module IRB
@last_value
end
# The command result history limit.
attr_reader :eval_history
# Sets command result history limit.
#
# +no+ is an Integer or +nil+.
#
# Returns +no+ of history items if greater than 0.
#
# If +no+ is 0, the number of history items is unlimited.
#
# If +no+ is +nil+, execution result history isn't used (default).
def eval_history=(no)
if no
if defined?(@eval_history) && @eval_history