github-migration/mysqlplus
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add small documentation, also raise with a useful message if they require mysqlplus after mysql--don't know if that works with 1.9 but it does with 1.8.x

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This commit is contained in:
Roger Pack 2009-01-29 23:53:48 +00:00
parent bb63b9d78c
commit 91179231f0
1 changed files with 10 additions and 3 deletions
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11
lib/mysqlplus.rb
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@ -1,5 +1,9 @@
require 'mysql'
require 'mysql' # this should load the mysqlplus version of mysql.so, as we assume the user has installed mysql as a gem and have not done any previous "require 'mysql'" to have loaded the other
#
# Mysqlplus library gives you a [slightly modified] version of the Mysql class
# See http://www.kitebird.com/articles/ruby-mysql.html for details, as well as the test directory within the library
#
class Mysql
def ruby_async_query(sql, timeout = nil) # known to deadlock TODO
@ -8,7 +12,10 @@ class Mysql
get_result
end
begin
alias_method :async_query, :c_async_query
rescue NameError => e
raise LoadError.new "error loading mysqlplus--this may mean you ran a require 'mysql' before a require 'mysqplus', which much come first"
end
end