RSpec-ClassCheck.md

Pattern: Inconsistent use of be_a/be_kind_of

Issue: -

Description

Enforces consistent use of be_a or be_kind_of.

Examples

EnforcedStyle: be_a (default)

# bad
expect(object).to be_kind_of(String)
expect(object).to be_a_kind_of(String)

# good
expect(object).to be_a(String)
expect(object).to be_an(String)

EnforcedStyle: be_kind_of

# bad
expect(object).to be_a(String)
expect(object).to be_an(String)

# good
expect(object).to be_kind_of(String)
expect(object).to be_a_kind_of(String)

Configurable attributes

Name	Default value	Configurable values
EnforcedStyle	be_a	be_a, be_kind_of

Further Reading

• RSpec - RSpec/ClassCheck
• https://rubystyle.guide#is-a-vs-kind-of
• https://www.rubydoc.info/gems/rubocop-rspec/RuboCop/Cop/RSpec/ClassCheck