def generate(sources, target, options = {})
mkdir_p target
cmd_args = [ '-d', target, trace?(:groovydoc) ? '-verbose' : nil ].compact
options.reject { |key, value| [:sourcepath, :classpath].include?(key) }.
each { |key, value| value.invoke if value.respond_to?(:invoke) }.
each do |key, value|
case value
when true, nil
cmd_args << "-#{key}"
when false
cmd_args << "-no#{key}"
when Hash
value.each { |k,v| cmd_args << "-#{key}" << k.to_s << v.to_s }
else
cmd_args += Array(value).map { |item| ["-#{key}", item.to_s] }.flatten
end
end
[:sourcepath, :classpath].each do |option|
Array(options[option]).flatten.tap do |paths|
cmd_args << "-#{option}" << paths.flatten.map(&:to_s).join(File::PATH_SEPARATOR) unless paths.empty?
end
end
cmd_args += sources.flatten.uniq
unless Buildr.application.options.dryrun
info "Generating Groovydoc for #{project.name}"
trace (['groovydoc'] + cmd_args).join(' ')
result = Java::Commands.java('org.codehaus.groovy.tools.groovydoc.Main', cmd_args,
:classpath => Buildr::Groovy.dependencies)
end
end