module Logger::HierarchyElement

Public Instance Methods

deregister_log_child(child) click to toggle source
# File lib/utilrb/logger/hierarchy.rb, line 31
def deregister_log_child(child)
    log_children.delete_if do |ref|
        begin
            ref.__getobj__ == child
        rescue WeakRef::RefError
            true
        end
    end
end
each_log_child() { |__getobj__| ... } click to toggle source
# File lib/utilrb/logger/hierarchy.rb, line 41
def each_log_child
    return enum_for(__method__) if !block_given?

    log_children.delete_if do |ref|
        begin
            yield(ref.__getobj__)
            false
        rescue WeakRef::RefError
            true
        end
    end
end
logger() click to toggle source
# File lib/utilrb/logger/hierarchy.rb, line 92
def logger
    if defined?(@logger) && @logger
        return @logger
    elsif defined?(@__utilrb_hierarchy__default_logger) && @__utilrb_hierarchy__default_logger
        return @__utilrb_hierarchy__default_logger
    end
end
logger=(new_logger) click to toggle source

Allows to change the logger object at this level of the hierarchy

This is usually not used directly: a new logger can be created with #make_own_logger and removed with #reset_own_logger

# File lib/utilrb/logger/hierarchy.rb, line 75
def logger=(new_logger)
    @logger = new_logger
    reset_children_default_logger
end
make_own_logger(new_progname = nil, new_level = nil) click to toggle source

Makes it so that this level of the module hierarchy has its own logger. If new_progname and/or new_level are nil, the associated value are taken from the parent's logger.

# File lib/utilrb/logger/hierarchy.rb, line 16
def make_own_logger(new_progname = nil, new_level = nil)
    new_logger = @logger || self.logger.dup
    if new_progname
        new_logger.progname = new_progname
    end
    if new_level
        new_logger.level = new_level
    end
    self.logger = new_logger
end
register_log_child(child) click to toggle source
# File lib/utilrb/logger/hierarchy.rb, line 27
def register_log_child(child)
    log_children << WeakRef.new(child)
end
reset_children_default_logger() click to toggle source

@api private

Resets the default logger of this context's children

This is called whenever the context children is reset, since the cached default logger is now invalid

# File lib/utilrb/logger/hierarchy.rb, line 60
def reset_children_default_logger
    children = log_children
    @log_children = Array.new
    children.each do |ref|
        begin
            ref.__getobj__.reset_default_logger
        rescue WeakRef::RefError
        end
    end
end
reset_default_logger() click to toggle source
# File lib/utilrb/logger/hierarchy.rb, line 86
def reset_default_logger
    @__utilrb_hierarchy__default_logger = nil
    @parent_module.deregister_log_child(self) if @parent_module
    reset_children_default_logger
end
reset_own_logger() click to toggle source

Removes a logger defined at this level of the module hierarchy. The logging methods will now access the parent's module logger.

# File lib/utilrb/logger/hierarchy.rb, line 82
def reset_own_logger
    self.logger = nil
end