Class: SpecForge::Error::UndefinedMatcherError

Inherits:
Error
  • Object
show all
Defined in:
lib/spec_forge/error.rb

Overview

Raised when the provided matcher name does not defined with RSpec

Instance Method Summary collapse

Constructor Details

#initialize(matcher_name) ⇒ UndefinedMatcherError

Returns a new instance of UndefinedMatcherError.



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# File 'lib/spec_forge/error.rb', line 296

def initialize(matcher_name)
  matcher_categories = {
    Equality: ["matcher.eq", "matcher.eql", "matcher.equal"],
    Types: ["kind_of.string", "kind_of.integer", "kind_of.array", "kind_of.hash"],
    Truthiness: ["be.true", "be.false", "be.nil"],
    Comparison: ["be.within", "be.between", "be.greater_than", "be.less_than"],
    Collections: ["matcher.include", "matcher.contain_exactly", "matcher.all"],
    Strings: ["/regex/", "matcher.start_with", "matcher.end_with"]
  }

  formatted_categories =
    matcher_categories.join_map("\n") do |category, matchers|
      "  #{category}: #{matchers.join(", ")}"
    end

  super(<<~STRING.chomp
    Undefined matcher method "#{matcher_name}" is not available in RSpec matchers.

    Common matchers you can use:
    #{formatted_categories}

    For the complete list of available matchers, check the RSpec documentation:
    https://rspec.info/documentation/3.12/rspec-expectations/RSpec/Matchers.html
  STRING
  )
end