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module Gitlab
module SlashCommands
module Dsl
extend ActiveSupport::Concern
included do
cattr_accessor :command_definitions, instance_accessor: false do
[]
end
cattr_accessor :command_definitions_by_name, instance_accessor: false do
{}
end
end
class_methods do
# Allows to give a description to the next slash command.
# This description is shown in the autocomplete menu.
# It accepts a block that will be evaluated with the context given to
# `CommandDefintion#to_h`.
#
# Example:
#
# desc do
# "This is a dynamic description for #{noteable.to_ability_name}"
# end
# command :command_key do |arguments|
# # Awesome code block
# end
def desc(text = '', &block)
@description = block_given? ? block : text
end
# Allows to define params for the next slash command.
# These params are shown in the autocomplete menu.
#
# Example:
#
# params "~label ~label2"
# command :command_key do |arguments|
# # Awesome code block
# end
def params(*params)
@params = params
end
# Allows to define conditions that must be met in order for the command
# to be returned by `.command_names` & `.command_definitions`.
# It accepts a block that will be evaluated with the context given to
# `CommandDefintion#to_h`.
#
# Example:
#
# condition do
# project.public?
# end
# command :command_key do |arguments|
# # Awesome code block
# end
def condition(&block)
@condition_block = block
end
# Registers a new command which is recognizeable from body of email or
# comment.
# It accepts aliases and takes a block.
#
# Example:
#
# command :my_command, :alias_for_my_command do |arguments|
# # Awesome code block
# end
def command(*command_names, &block)
name, *aliases = command_names
definition = CommandDefinition.new(
name,
aliases: aliases,
description: @description,
params: @params,
condition_block: @condition_block,
action_block: block
)
self.command_definitions << definition
definition.all_names.each do |name|
self.command_definitions_by_name[name] = definition
end
@description = nil
@params = nil
@condition_block = nil
end
end
end
end
end
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