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Reek vs RuboCop: What are the differences?

Introduction: Markdown code is a simple formatting language used for writing content that will be published on the web. In this task, the key differences between Reek and RuboCop will be provided in Markdown code format.

  1. Default Configuration: Both Reek and RuboCop have different default configurations. Reek focuses on identifying code smells and provides a set of pre-defined code smell detectors. On the other hand, RuboCop focuses on enforcing the Ruby style guide and comes with a default configuration that follows this guide.

  2. Customization: While both tools allow customization, they differ in the level of customization they offer. Reek allows users to customize the set of code smell detectors and choose which ones to enable or disable. RuboCop, on the other hand, provides a wide range of configuration options for customizing various aspects of the style guide enforcement.

  3. Focus: Reek primarily focuses on detecting code smells, which are indicators of possible design issues or code inefficiencies. It flags methods or classes that are too long, have too many parameters, or exhibit other code smells. RuboCop, on the other hand, focuses on enforcing coding style and best practices, such as indentation, whitespace usage, and naming conventions.

  4. Integration: RuboCop has better integration with popular Ruby development tools and editors, such as RubyMine and Visual Studio Code. It provides convenient integrations that allow developers to run RuboCop checks within their development environment. Reek, on the other hand, may require additional setup or configuration to integrate with specific tools.

  5. Scope: RuboCop is a more comprehensive tool that covers a wide range of style and best practice rules. It aims to provide a consistent and readable codebase. Reek, on the other hand, focuses more on identifying specific code smells and does not cover as many style-related rules.

  6. Ease of Use: RuboCop is considered easier to use for developers who are new to the tool or want a quick setup. It provides clear and concise error messages and can be easily integrated into development workflows. Reek, on the other hand, may have a steeper learning curve due to its focus on code smells and the need to understand the implications of each detected smell.

In Summary, Reek and RuboCop differ in their default configurations, degree of customization, focus (code smells vs. style enforcement), integration capabilities, scope of rules, and ease of use for developers.

Decisions about Reek and RuboCop
Weverton Timoteo

To communicate isn’t just getting rid of syntax errors and making code work. The code should communicate ideas to people through a programming language that computers can also understand.

You should adopt semantic variables, classes, modules, and methods names. For instance, in Ruby, we avoid using particular prefixes such as is_paid, get_name and set_name. In their places, we use directly paid?, name, and name=.

My advice is to use idiomatic and features that the programming language you use offers to you whenever possible, and figure out ways to better pass the message.

Why wouldn’t we be worried about semantics, typos, and styles? We should care for the quality of our code, and the many concepts that define it. You can start by using a linter to collect some issues from your codebase automatically.

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Pros of Reek
Pros of RuboCop
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    • 9
    • 8
      Completely free
    • 7
      Runs Offline
    • 4
      Follows the Ruby Style Guide by default
    • 4
      Can automatically fix some problems
    • 4
    • 2
      Atom package
    • 2
      Integrates with Vim/Emacs/Atom/Sublime/
    • 1
      Integrates With Custom CMS

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    What is Reek?

    Reek is a tool that examines Ruby classes, modules, and methods and reports any Code Smells it finds.

    What is RuboCop?

    RuboCop is a Ruby static code analyzer. Out of the box it will enforce many of the guidelines outlined in the community Ruby Style Guide.

    Need advice about which tool to choose?Ask the StackShare community!

    What companies use Reek?
    What companies use RuboCop?
    See which teams inside your own company are using Reek or RuboCop.
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    What tools integrate with Reek?
    What tools integrate with RuboCop?

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