Class: RuboCop::Cop::RBS::Style::BlockReturnBoolish

Inherits:
RBS::CopBase
  • Object
show all
Extended by:
AutoCorrector
Defined in:
lib/rubocop/cop/rbs/style/block_return_boolish.rb

Overview

Examples:

default

# bad
def foo: () { () -> bool } -> void

# good
def foo: () { () -> boolish } -> void

Constant Summary collapse

MSG = 
'Use `boolish` instead of `bool` in block return type.'

Instance Attribute Summary

Attributes inherited from RBS::CopBase

#processed_rbs_source

Instance Method Summary collapse

Methods inherited from RBS::CopBase

#investigation_rbs, #location_to_range, #on_new_investigation, #on_other_file, #on_rbs_attribute, #on_rbs_class, #on_rbs_constant, #on_rbs_global, #on_rbs_interface, #on_rbs_module, #on_rbs_new_investigation, #on_rbs_parsing_error, #on_rbs_private, #on_rbs_public, #on_rbs_type_alias, #on_rbs_var, #parse_rbs, #rbs_buffer, #tokenize, #walk

Methods included from RBS::OnTypeHelper

#on_not_type, #on_type

Instance Method Details

#on_rbs_def(decl) ⇒ Object 



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# File 'lib/rubocop/cop/rbs/style/block_return_boolish.rb', line 18

def on_rbs_def(decl)
  decl.overloads.each do |overload|
    next unless overload.method_type.block

    return_type = overload.method_type.block.type.return_type
    next unless return_type.is_a?(::RBS::Types::Bases::Bool)

    range = location_to_range(return_type.location)
    add_offense(range) do |corrector|
      corrector.replace(range, 'boolish')
    end
  end
end