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TL;DR - RuboCop
- RuboCop is a Ruby linter and code formatter enforcing style guidelines
- It checks code against the Ruby Style Guide with auto-correction
- Completely free and open-source
Pricing: Free forever
Best for: Individuals & startups
Pros & Cons
Pros
- Ruby linter
- Style enforcer
- Auto-fix
- Active development
- Good defaults
Cons
- Ruby only
- Opinionated
- Configuration heavy
- Slow on large projects
- Learning curve
Key Features
Ruby linterStyle guideAuto-correctionPluginsConfigurableOpen source
Pricing Plans
Free
Free
- 100% free and open source
- MIT license
- Ruby style checking
- Auto-correction
- 800+ cops
- Configurable rules
About RuboCop
By Toolradar Team·
RuboCop enforces Ruby style and catches errors. Static analysis for Ruby code—consistent Ruby through automation.
The style enforcement is thorough. The community configures it. The integration is standard.
Ruby projects use RuboCop for consistent code style and error detection.
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RuboCop FAQ
Is RuboCop free?
RuboCop is completely free and open source. It's the standard Ruby linter used by the community to enforce code style and catch potential issues in Ruby projects.
What is RuboCop?
RuboCop is a static code analyzer and formatter for Ruby. It enforces the Ruby Style Guide, catches bugs and code smells, and can automatically correct many issues to maintain consistent code quality.
RuboCop vs Standard?
RuboCop is highly configurable with many rules you can adjust. Standard Ruby is a zero-config wrapper around RuboCop that picks sensible defaults so you don't have to configure anything.
Source: rubocop.org