Add examples project

Examples/GitHub Search/GitHubSearchWithSwiftUI/View/RepositoryListView.swift

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+//
+//  RepositoryListView.swift
+//  GitHubSearchWithSwiftUI
+//
+//  Created by marty-suzuki on 2019/06/05.
+//  Copyright © 2019 jp.marty-suzuki. All rights reserved.
+//
+
+import SwiftUI
+
+struct RepositoryListView : View {
+
+    @EnvironmentObject private var viewModel: RepositoryListViewModel
+    @State private var text: String = ""
+
+    var body: some View {
+
+        NavigationView {
+
+            TextField($text,
+                      placeholder: Text("Search reposipories..."),
+                      onCommit: { self.viewModel.search(query: self.text) })
+                .frame(height: 40)
+                .padding(EdgeInsets(top: 0, leading: 8, bottom: 0, trailing: 8))
+                .border(Color.gray, cornerRadius: 8)
+                .padding(EdgeInsets(top: 0, leading: 16, bottom: 0, trailing: 16))
+
+            List {
+
+                ForEach(viewModel.repositories.identified(by: \.id)) { repository in
+                     RepositoryView(repository: repository)
+                }
+            }
+            .navigationBarTitle(Text("Search🔍"))
+        }
+    }
+}

Examples/GitHub Search/GitHubSearchWithSwiftUI/View/RepositoryListViewModel.swift

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+//
+//  RepositoryListViewModel.swift
+//  GitHubSearchWithSwiftUI
+//
+//  Created by marty-suzuki on 2019/06/06.
+//  Copyright © 2019 jp.marty-suzuki. All rights reserved.
+//
+
+import Combine
+import Foundation
+import SwiftUI
+
+final class RepositoryListViewModel: BindableObject {
+
+    let didChange: AnyPublisher<RepositoryListViewModel, Never>
+    private let _didChange = PassthroughSubject<RepositoryListViewModel, Never>()
+
+    private let _searchWithQuery = PassthroughSubject<String, Never>()
+    private lazy var repositoriesAssign = Subscribers.Assign(object: self, keyPath: \.repositories)
+
+    private(set) var repositories: [Repository] = [] {
+        didSet {
+            // TODO: Do not want to use DispatchQueue.main here
+            DispatchQueue.main.async {
+                self._didChange.send(self)
+            }
+        }
+    }
+
+    deinit {
+        repositoriesAssign.cancel()
+    }
+
+    init() {
+        self.didChange = _didChange.eraseToAnyPublisher()
+
+        _searchWithQuery
+            .flatMap { query -> AnyPublisher<[Repository], Never> in
+                RepositoryAPI.search(query: query)
+                    .replaceError(with: [])
+                    .eraseToAnyPublisher()
+            }
+            .receive(subscriber: repositoriesAssign)
+    }
+
+    func search(query: String) {
+        _searchWithQuery.send(query)
+    }
+}

Examples/GitHub Search/GitHubSearchWithSwiftUI/View/RepositoryView.swift

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+//
+//  RepositoryView.swift
+//  GitHubSearchWithSwiftUI
+//
+//  Created by marty-suzuki on 2019/06/05.
+//  Copyright © 2019 jp.marty-suzuki. All rights reserved.
+//
+
+import SwiftUI
+
+struct RepositoryView : View {
+
+    let repository: Repository
+
+    var body: some View {
+        
+        VStack(alignment: .leading) {
+
+            HStack {
+                Image(systemName: "doc.text")
+                Text(repository.fullName)
+                    .bold()
+            }
+
+            // Show text if description exists
+            repository.description
+                .map(Text.init)?
+                .lineLimit(nil)
+
+            HStack {
+                Image(systemName: "star")
+                Text("\(repository.stargazersCount)")
+            }
+        }
+    }
+}