Class: RuboCop::Cop::Rails::BulkChangeTable::AlterMethodsRecorder

Inherits:
Object
  • Object
show all
Defined in:
lib/rubocop/cop/rails/bulk_change_table.rb

Overview

Record combinable alter methods and register offensive nodes.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ AlterMethodsRecorder

Returns a new instance of AlterMethodsRecorder.



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# File 'lib/rubocop/cop/rails/bulk_change_table.rb', line 250

def initialize
  @nodes = []
  @offensive_nodes = []
end

Instance Method Details

#flush ⇒ Object 



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# File 'lib/rubocop/cop/rails/bulk_change_table.rb', line 269

def flush
  @offensive_nodes << @nodes.first if @nodes.size > 1
  @nodes = []
end

#offensive_nodes ⇒ Object 



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# File 'lib/rubocop/cop/rails/bulk_change_table.rb', line 274

def offensive_nodes
  flush
  @offensive_nodes
end

#process(new_node) ⇒ Object

Parameters:



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# File 'lib/rubocop/cop/rails/bulk_change_table.rb', line 256

def process(new_node)
  # arguments: [{(sym :table)(str "table")} ...]
  table_node = new_node.arguments[0]
  if table_node.is_a? RuboCop::AST::BasicLiteralNode
    flush unless @nodes.all? do |node|
      node.arguments[0].value.to_s == table_node.value.to_s
    end
    @nodes << new_node
  else
    flush
  end
end