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Versions: 26
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Contents
module Rollbar
# Represents a plugin in the gem. Every plugin can have multiple dependencies
# and multiple execution blocks.
# On Rollbar initialization, all plugins will be saved in memory and those that
# satisfy the dependencies will be loaded
class Plugin
attr_reader :name
attr_reader :dependencies
attr_reader :callables
attr_accessor :loaded
private :loaded=
def initialize(name)
@name = name
@dependencies = []
@callables = []
@loaded = false
end
def configuration
Rollbar.configuration
end
def load!
return unless load?
begin
callables.each(&:call)
rescue => e
log_loading_error(e)
ensure
self.loaded = true
end
end
def execute(&block)
callables << block
end
def execute!(&block)
block.call if load?
end
private
def dependency(&block)
dependencies << block
end
def require_dependency(file)
dependency do
begin
require file
true
rescue LoadError
false
end
end
end
def load?
!loaded && dependencies_satisfy?
rescue => e
log_loading_error(e)
false
end
def dependencies_satisfy?
dependencies.all?(&:call)
end
def log_loading_error(e)
Rollbar.log_error("Error trying to load plugin '#{name}': #{e.class}, #{e.message}")
end
end
end
Version data entries
26 entries across 26 versions & 1 rubygems