puppet-strings/lib/puppet-strings/yard/handlers/puppet/function_handler.rb

52 lines
1.9 KiB
Ruby

require 'puppet-strings/yard/handlers/helpers'
require 'puppet-strings/yard/handlers/puppet/base'
require 'puppet-strings/yard/parsers'
require 'puppet-strings/yard/code_objects'
# Implements the handler for Puppet classes.
class PuppetStrings::Yard::Handlers::Puppet::FunctionHandler < PuppetStrings::Yard::Handlers::Puppet::Base
handles PuppetStrings::Yard::Parsers::Puppet::FunctionStatement
process do
# Register the object
object = PuppetStrings::Yard::CodeObjects::Function.new(statement.name, PuppetStrings::Yard::CodeObjects::Function::PUPPET)
object.source = statement.source
object.source_type = parser.parser_type
register object
# Log a warning if missing documentation
log.warn "Missing documentation for Puppet function '#{object.name}' at #{statement.file}:#{statement.line}." if object.docstring.empty? && object.tags.empty?
# Set the parameter tag types
set_parameter_types(object)
# Add a return tag
add_return_tag(object, statement.type)
# Set the parameters on the object
object.parameters = statement.parameters.map { |p| [p.name, p.value] }
# Mark the class as public if it doesn't already have an api tag
object.add_tag YARD::Tags::Tag.new(:api, 'public') unless object.has_tag? :api
# Warn if a summary longer than 140 characters was provided
PuppetStrings::Yard::Handlers::Helpers.validate_summary_tag(object) if object.has_tag? :summary
end
private
def add_return_tag(object, type=nil)
tag = object.tag(:return)
if tag
if (type && tag.types.first) && (type != tag.types.first)
log.warn "Documented return type does not match return type in function definition near #{statement.file}:#{statement.line}."
end
tag.types = type ? [type] : tag.types || ['Any']
return
end
log.warn "Missing @return tag near #{statement.file}:#{statement.line}."
type = type || 'Any'
object.add_tag YARD::Tags::Tag.new(:return, '', type)
end
end