实例介绍
【实例截图】
【核心代码】
contents foreword xi preface xiii acknowledgments xiv about this book xvi about the cover illustration xix 1 Introducing Go 1 1.1 Solving modern programming challenges with Go 2 Development speed 3 ■ Concurrency 3 ■ Go’s type system 5 Memory management 7 1.2 Hello, Go 7 Introducing the Go Playground 8 1.3 Summary 8 2 Go quick-start 9 2.1 Program architecture 10 2.2 Main package 11 2.3 Search package 13 search.go 14 ■ feed.go 22 ■ match.go/default.go 26 2.4 RSS matcher 32 2.5 Summary 38 Licensed to Mark Watson <nordickan@gmail.com> www.allitebooks.com viii CONTENTS 3 Packaging and tooling 39 3.1 Packages 40 Package-naming conventions 40 ■ Package main 40 3.2 Imports 42 Remote imports 42 ■ Named imports 43 3.3 init 44 3.4 Using Go tools 45 3.5 Going farther with Go developer tools 47 go vet 47 ■ Go format 48 ■ Go documentation 48 3.6 Collaborating with other Go developers 51 Creating repositories for sharing 51 3.7 Dependency management 52 Vendoring dependencies 52 ■ Introducing gb 54 3.8 Summary 56 4 Arrays, slices, and maps 57 4.1 Array internals and fundamentals 57 Internals 58 ■ Declaring and initializing 58 ■ Working with arrays 60 ■ Multidimensional arrays 62 ■ Passing arrays between functions 64 4.2 Slice internals and fundamentals 65 Internals 65 ■ Creating and initializing 65 ■ Working with slices 68 ■ Multidimensional slices 79 ■ Passing slices between functions 80 4.3 Map internals and fundamentals 81 Internals 81 ■ Creating and initializing 83 ■ Working with maps 84 ■ Passing maps between functions 86 4.4 Summary 87 5 Go’s type system 88 5.1 User-defined types 89 5.2 Methods 92 5.3 The nature of types 96 Built-in types 96 ■ Reference types 97 ■ Struct types 98 Licensed to Mark Watson <nordickan@gmail.com> www.allitebooks.com CONTENTS ix 5.4 Interfaces 101 Standard library 102 ■ Implementation 104 ■ Method sets 105 ■ Polymorphism 109 5.5 Type embedding 111 5.6 Exporting and unexporting identifiers 119 5.7 Summary 127 6 Concurrency 128 6.1 Concurrency versus parallelism 129 6.2 Goroutines 132 6.3 Race conditions 139 6.4 Locking shared resources 142 Atomic functions 142 ■ Mutexes 145 6.5 Channels 147 Unbuffered channels 148 ■ Buffered channels 153 6.6 Summary 157 7 Concurrency patterns 158 7.1 Runner 158 7.2 Pooling 167 7.3 Work 177 7.4 Summary 183 8 Standard library 184 8.1 Documentation and source code 185 8.2 Logging 187 Log package 187 ■ Customized loggers 191 Conclusion 195 8.3 Encoding/Decoding 196 Decoding JSON 196 ■ Encoding JSON 201 Conclusion 202 8.4 Input and output 203 Writer and Reader interfaces 203 ■ Working together 205 Simple curl 208 ■ Conclusion 210 8.5 Summary 210 Licensed to Mark Watson <nordickan@gmail.com> www.allitebooks.com x CONTENTS 9 Testing and benchmarking 211 9.1 Unit testing 212 Basic unit test 212 ■ Table tests 216 ■ Mocking calls 219 Testing endpoints 223 9.2 Examples 228 9.3 Benchmarking 232 9.4 Summary 236 index 237
标签: go
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