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Remove Stencil dependency and templates from gnostic-swift-generator.
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43 changes: 0 additions & 43 deletions
43
plugins/gnostic-swift-generator/Sources/TemplateEncoder/main.swift
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184 changes: 184 additions & 0 deletions
184
plugins/gnostic-swift-generator/Sources/gnostic-swift-generator/RenderClient.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,184 @@ | ||
| // Copyright 2017 Google Inc. All Rights Reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| import Foundation | ||
| import Gnostic | ||
|
|
||
| extension ServiceRenderer { | ||
|
|
||
| func renderClient() -> String { | ||
| var code = CodePrinter() | ||
| code.print(header) | ||
| code.print() | ||
| code.print("// Client code") | ||
| code.print() | ||
| code.print("import Foundation") | ||
| code.print("import Dispatch") | ||
| code.print() | ||
| code.print(""" | ||
| enum ClientError: Swift.Error { | ||
| case errorWithCode(Int) | ||
| } | ||
| """) | ||
| code.print() | ||
| code.print("public class Client {") | ||
| code.indent() | ||
| code.print("var service : String") | ||
| code.print() | ||
| code.print(""" | ||
| public init(service: String) { | ||
| self.service = service | ||
| } | ||
| """) | ||
| for serviceMethod in self.methods { | ||
| code.print() | ||
| code.print("// " + serviceMethod.description + " Asynchronous.") | ||
| code.print("public func " + serviceMethod.name + "(" + asyncClientParametersDeclaration(serviceMethod) + ") throws {") | ||
| code.indent() | ||
| code.print("var path = self.service") | ||
| code.print("path = path + \"" + serviceMethod.path + "\"") | ||
| for serviceTypeField in parametersTypeFields(serviceMethod) { | ||
| if serviceTypeField.position == "path" { | ||
| code.print("path = path.replacingOccurrences(of:\"{" + | ||
| serviceTypeField.name + | ||
| "}\", with:\"\\(" + | ||
| serviceTypeField.name + | ||
| ")\")") | ||
| } | ||
| } | ||
| code.print("guard let url = URL(string:path) else {") | ||
| code.indent() | ||
| code.print("throw ClientError.errorWithCode(0)") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("var request = URLRequest(url:url)") | ||
| code.print("request.httpMethod = \"" + serviceMethod.method + "\"") | ||
| for serviceTypeField in parametersTypeFields(serviceMethod) { | ||
| if serviceTypeField.position == "body" { | ||
| code.print("let jsonObject = " + serviceTypeField.name + ".jsonObject()") | ||
| code.print("request.httpBody = try JSONSerialization.data(withJSONObject:jsonObject)") | ||
| } | ||
| } | ||
| if hasResponses(serviceMethod) { | ||
| code.print("fetch(request) {(data, response, error) in") | ||
| code.indent() | ||
| code.print("if error != nil {") | ||
| code.indent() | ||
| code.print("callback(nil, ClientError.errorWithCode(0))") | ||
| code.print("return") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("guard let httpResponse = response else {") | ||
| code.indent() | ||
| code.print("callback(nil, ClientError.errorWithCode(0))") | ||
| code.print("return") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("if httpResponse.statusCode == 200 {") | ||
| code.indent() | ||
| code.print("if let data = data {") | ||
| code.indent() | ||
| code.print("let jsonObject = try! JSONSerialization.jsonObject(with:data)") | ||
| code.print("if let value = " + serviceMethod.resultTypeName! + "(jsonObject:jsonObject) {") | ||
| code.indent() | ||
| code.print("callback(value, nil)") | ||
| code.print("return") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("callback(nil, nil)") | ||
| code.outdent() | ||
| code.print("} else {") | ||
| code.indent() | ||
| code.print(" callback(nil, ClientError.errorWithCode(httpResponse.statusCode))") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.outdent() | ||
| code.print("}") | ||
| } else { | ||
| code.print("fetch(request) {(data, response, error) in") | ||
| code.print("if error != nil {") | ||
| code.indent() | ||
| code.print("callback(ClientError.errorWithCode(0))") | ||
| code.print("return") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("guard let httpResponse = response else {") | ||
| code.indent() | ||
| code.print("callback(ClientError.errorWithCode(0))") | ||
| code.print("return") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("if httpResponse.statusCode == 200 {") | ||
| code.indent() | ||
| code.print("callback(nil)") | ||
| code.print("} else {") | ||
| code.indent() | ||
| code.print("callback(ClientError.errorWithCode(httpResponse.statusCode))") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.outdent() | ||
| code.print("}") | ||
| } | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print() | ||
| code.print("// " + serviceMethod.description + " Synchronous.") | ||
| code.print("public func " + serviceMethod.name + "(" + syncClientParametersDeclaration(serviceMethod) + ") throws " + syncClientReturnDeclaration(serviceMethod) + " {") | ||
| code.indent() | ||
| code.print("let sem = DispatchSemaphore(value: 0)") | ||
| if hasResponses(serviceMethod) { | ||
| code.print("var response : " + serviceMethod.resultTypeName! + "?") | ||
| } | ||
| code.print("var error : Swift.Error?") | ||
| if hasResponses(serviceMethod) { | ||
| code.print("try " + serviceMethod.name + "(" + parameterFieldNames(serviceMethod) + ") {r, e in") | ||
| code.indent() | ||
| code.print("response = r") | ||
| } else { | ||
| code.print("try " + serviceMethod.name + "(" + parameterFieldNames(serviceMethod) + ") {e in") | ||
| code.indent() | ||
| } | ||
| code.print("error = e") | ||
| code.print("sem.signal()") | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print("sem.wait()") | ||
| code.print("if let actualError = error {") | ||
| code.indent() | ||
| code.print("throw actualError") | ||
| code.outdent() | ||
| code.print("}") | ||
| if hasResponses(serviceMethod) { | ||
| code.print("if let actualResponse = response {") | ||
| code.indent() | ||
| code.print("return actualResponse") | ||
| code.outdent() | ||
| code.print("} else {") | ||
| code.indent() | ||
| code.print("throw ClientError.errorWithCode(0)") | ||
| code.outdent() | ||
| code.print("}") | ||
| } | ||
| code.outdent() | ||
| code.print("}") | ||
| code.print() | ||
| } | ||
| code.outdent() | ||
| code.print("}") | ||
| return code.content | ||
| } | ||
| } | ||
|
|
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