Class: Ducalis::FetchExpression

Inherits:
RuboCop::Cop::Cop
  • Object
show all
Defined in:
lib/ducalis/cops/fetch_expression.rb

Constant Summary collapse

HASH_CALLING_REGEX =

params

/\:\[\]/.freeze
OFFENSE = 
"  | You can use `fetch` instead:\n\n  | ```ruby\n  | %<source>s\n  | ```\n\n  | If your hash contains `nil` or `false` values and you want to treat them not like an actual values you should preliminarily remove this values from hash.\n  | You can use `compact` (in case if you do not want to ignore `false` values) or `keep_if { |key, value| value }` (if you want to ignore all `false` and `nil` values).\n".gsub(/^ +\|\s/, '').strip

Instance Method Summary collapse

Instance Method Details

#investigate(processed_source) ⇒ Object 



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# File 'lib/ducalis/cops/fetch_expression.rb', line 20

def investigate(processed_source)
  return unless processed_source.ast

  matching_nodes(processed_source.ast).each do |node|
    add_offense(node, :expression, format(OFFENSE,
                                          source: correct_variant(node)))
  end
end