72 lines
2.6 KiB
Ruby
72 lines
2.6 KiB
Ruby
# Copyright 2015 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'google/apis/discovery_v1'
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require 'google/apis/generator/annotator'
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require 'google/apis/generator/model'
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require 'google/apis/generator/template'
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require 'active_support/inflector'
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require 'yaml'
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module Google
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module Apis
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# Generates ruby classes for APIs from discovery documents
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# @private
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class Generator
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Discovery = Google::Apis::DiscoveryV1
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# Load templates
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def initialize(api_names: nil, api_names_out: nil)
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@names = Google::Apis::Generator::Names.new(api_names_out || File.join(Google::Apis::ROOT, 'api_names_out.yaml'),
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api_names || File.join(Google::Apis::ROOT, 'api_names.yaml'))
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@module_template = Template.load('module.rb')
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@service_template = Template.load('service.rb')
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@classes_template = Template.load('classes.rb')
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@representations_template = Template.load('representations.rb')
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end
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# Generates ruby source for an API
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#
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# @param [String] json
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# API Description, as JSON text
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# @return [Hash<String,String>]
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# Hash of generated files keyed by path
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def render(json)
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api = parse_description(json)
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Annotator.process(api, @names)
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base_path = ActiveSupport::Inflector.underscore(api.qualified_name)
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context = {
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'api' => api
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}
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files = {}
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files[base_path + '.rb'] = @module_template.render(context)
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files[File.join(base_path, 'service.rb')] = @service_template.render(context)
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files[File.join(base_path, 'classes.rb')] = @classes_template.render(context)
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files[File.join(base_path, 'representations.rb')] = @representations_template.render(context)
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files
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end
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# Dump mapping of API names
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# @return [String] Mapping of paths to ruby names in YAML format
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def dump_api_names
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@names.dump
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end
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def parse_description(json)
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Discovery::RestDescription::Representation.new(Discovery::RestDescription.new).from_json(json)
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end
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end
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end
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end
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