Class: RuboCop::Cop::RBS::Lint::DuplicateOverload

Inherits:
RBS::CopBase
  • Object
show all
Defined in:
lib/rubocop/cop/rbs/lint/duplicate_overload.rb

Overview

Checks that there are no repeated overload bodies

Examples:

default

# bad
def foo: () -> void
       | () -> void

Constant Summary collapse

MSG = 
'Duplicate overload body detected.'

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 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/rubocop/cop/rbs/lint/duplicate_overload.rb', line 17

def on_rbs_def(decl)
  overloads = decl.overloads
  overloads.each_with_index do |overload, idx|
    next if idx == overloads.size - 1

    next_overloads = overloads[(idx + 1)..-1]
    next_overloads.each do |next_overload|
      next unless overload.method_type == next_overload.method_type

      range = location_to_range(next_overload.method_type.location)
      add_offense(range)
    end
  end
end