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Maxi Contieri

Posted on Jun 16, 2021 • Originally published at maximilianocontieri.com

Code Smell 80 - Nested Try/Catch

#oop #exceptions #tutorial #webdev

Code Smells (233 Part Series)

1 Code Smell 01 - Anemic Models 2 Code Smell 02 - Constants and Magic Numbers ... 229 more parts... 3 Code Smell 03 - Functions Are Too Long 4 Code Smell 04 - String Abusers 5 Code Smell 05 - Comment Abusers 6 Code Smell 06 - Too Clever Programmer 7 Code Smell 07 - Boolean Variables 8 Code Smell 08 - Long Chains Of Collaborations 9 Code Smell 09 - Dead Code 10 Code Smell 10 - Too Many Arguments 11 Code Smell 11 - Subclassification for Code Reuse 12 Code Smell 12 - Null 13 Code Smell 13 - Empty Constructors 14 Code Smell 14 - God Objects 15 Code Smell 15 - Missed Preconditions 16 Code Smell 16 - Ripple Effect 17 Code Smell 17 - Global Functions 18 Code Smell 18 — Static Functions 19 Code Smell 19 — Optional Arguments 20 Code Smell 20 - Premature Optimization 21 Code Smell 21 - Anonymous Functions Abusers 22 Code Smell 22 - Helpers 23 Code Smell 23 - Instance Type Checking 24 Code Smell 24 - Boolean Coercions 25 Code Smell 25 - Pattern Abusers 26 Code Smell 26 - Exceptions Polluting 27 Code Smell 27 - Associative Arrays 28 Code Smell 28 - Setters 29 Code Smell 29 - Settings/Configs 30 Code Smell 30 - Mocking Business 31 Code Smell 31 - Accidental Methods on Business Objects 32 Code Smell 32 - Singletons 33 Code Smell 33 - Abbreviations 34 Code Smell 34 - Too Many Attributes 35 Code Smell 35 - State as Properties 36 Code Smell 36 - Switch/case/elseif/else/if statements 37 Code Smell 37 - Protected Attributes 38 Code Smell 38 - Abstract Names 39 Code Smell 39 - new Date() 40 Code Smell 40 - DTOs 41 Code Smell 41 - Regular Expression Abusers 42 Code Smell 42 - Warnings/Strict Mode Off 43 Code Smell 43 - Concrete Classes Subclassified 44 Code Smell 44 - Magic Corrections 45 Code Smell 45 - Not Polymorphic 46 Code Smell 46 - Repeated Code 47 Code Smell 47 - Diagrams 48 Code Smell 48 - Code Without Standards 49 Code Smell 49 - Caches 50 Code Smell 50 - Object Keys 51 Code Smell 51 - Double Negatives 52 Code Smell 52 - Fragile Tests 53 Code Smell 53 - Explicit Iteration 54 Code Smell 54 - Anchor Boats 55 Code Smell 55 - Object Orgy 56 Code Smell 56 - Preprocessors 57 Code Smell 57 - Versioned Functions 58 Code Smell 58 - Yo-yo Problem 59 Code Smell 59 - Basic / Do Functions 60 Code Smell 60 - Global Classes 61 Code Smell 61 - Coupling to Classes 62 Code Smell 62 - Flag Variables 63 Code Smell 63 - Feature Envy 64 Code Smell 64 - Inappropriate Intimacy 65 Code Smell 65 - Variables Named After Types 66 Code Smell 66 - Shotgun Surgery 67 Code Smell 67 - Middle Man 68 Code Smell 68 - Getters 69 Code Smell 69 - Big Bang (JavaScript Ridiculous Castings) 70 Code Smell 70 - Anemic Model Generators 71 Code Smell 71 - Magic Floats Disguised as Decimals 72 Code Smell 72 - Return Codes 73 Code Smell 73 - Exceptions for Expected Cases 74 Code Smell 74 - Empty Lines 75 Code Smell 75 - Comments Inside a Method 76 Code Smell 76 - Generic Assertions 77 Code Smell 77 - Timestamps 78 Code Smell 78 - Callback Hell 79 Code Smell 79 - TheResult 80 Code Smell 80 - Nested Try/Catch 81 Code Smell 81 - Result 82 Code Smell 82 - Tests Violating Encapsulation 83 Code Smell 83 - Variables Reassignment 84 Code Smell 84 - Max < Min (Javascript) 85 Code Smell 85 - And Functions 86 Code Smell 86 - Mutable Const Arrays 87 Code Smell 87 - Inconsistent Parameters Sorting 88 Code Smell 88 - Lazy Initialization 89 Code Smell 89 - Math Feature Envy 90 Code Smell 90 - Implementative Callback Events 91 Code Smell 91 - Test Asserts without Description 92 Code Smell 92 - Isolated Subclasses Names 93 Code Smell 93 - Send me Anything 94 Code Smell 94 - Too Many imports 95 Code Smell 95 - Premature Classification 96 Code Smell 96 - My Objects 97 Code Smell 97 - Error Messages Without Empathy 98 Code Smell 98 - Speling Mistakes 99 Code Smell 99 - First Second 100 Code Smell 100 - GoTo 101 Code Smell 101 - Comparison Against Booleans 102 Code Smell 102 - Arrow Code 103 Code Smell 103 - Double Encapsulation 104 Code Smell 104 - Assert True 105 Code Smell 105 - Comedian Methods 106 Code Smell 106 - Production Dependent Code 107 Code Smell 107 - Variables Reuse 108 Code Smell 108 - Float Assertions 109 Code Smell 109 - Automatic Properties 110 Code Smell 110 - Switches With Defaults 111 Code Smell 111 - Modifying Collections While Traversing 112 Code Smell 112 - Testing Private Methods 113 Code Smell 113 - Data Naming 114 Code Smell 114 - Empty Class 115 Code Smell 115 - Return True 116 Code Smell 116 - Variables Declared With 'var' 117 Code Smell 117 - Unrealistic Data 118 Code Smell 118 - Return False 119 Code Smell 119 - Stairs Code 120 Code Smell 120 - Sequential IDs 121 Code Smell 121 - String Validations 122 Code Smell 122 - Primitive Obsession 123 Code Smell 123 - Mixed 'What' and 'How' 124 Code Smell 124 - Divergent Change 125 Code Smell 125 - 'IS-A' Relationship 126 Code Smell 126 - Fake Null Object 127 Code Smell 127 - Mutable Constants 128 Code Smell 128 - Non English Coding 129 Code Smell 129 - Structural Optimizations 130 Code Smell 130 - AddressImpl 131 Code Smell 131 - Zero Argument Constructor 132 Code Smell 132 - Exception Try Too Broad 133 Code Smell 133 - Hardcoded IF Conditions 134 Code Smell 134 - Specialized Business Collections 135 Code Smell 135 - Interfaces With just One Realization 136 Code Smell 136 - Classes With just One Subclass 137 Code Smell 137 - Inheritance Tree Too Deep 138 Code Smell 138 - Packages Dependency 139 Code Smell 139 - Business Code in the User Interface 140 Code Smell 140 - Short Circuit Evaluation 141 Code Smell 141 - IEngine , AVehicle, ImplCar 142 Code Smell 142 - Queries in Constructors 143 Code Smell 143 - Data Clumps 144 Code Smell 144 - Fungible Objects 145 Code Smell 145 - Short Circuit Hack 146 Code Smell 146 - Getter Comments 147 Code Smell 147 - Too Many Methods 148 Code Smell 148 - ToDos 149 Code Smell 149 - Optional Chaining 150 Code Smell 150 - Equal Comparison 151 Code Smell 151 - Commented Code 152 Code Smell 152 - Logical Comment 153 Code Smell 153 - Too Long Names 154 Code Smell 154 - Too Many Variables 155 Code Smell 155 - Multiple Promises 156 Code Smell 156 - Implicit Else 157 Code Smell 157 - Balance at 0 158 Code Smell 158 - Variables not Variable 159 CoDe SmElL 159 - mIxEd_cASe 160 Code Smell 160 - Invalid Id = 9999