Class: MODL::Parser::Parsed::ParsedValueConditional

Inherits:
MODLParserBaseListener show all
Defined in:
lib/modl/parser/parsed.rb

Overview

Class to represent a parsed grammar object

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from MODLParserBaseListener

#enterModl, #enterModl_array, #enterModl_array_conditional, #enterModl_array_conditional_return, #enterModl_array_item, #enterModl_array_value_item, #enterModl_condition, #enterModl_condition_group, #enterModl_condition_test, #enterModl_map, #enterModl_map_conditional, #enterModl_map_conditional_return, #enterModl_map_item, #enterModl_nb_array, #enterModl_operator, #enterModl_pair, #enterModl_primitive, #enterModl_structure, #enterModl_top_level_conditional, #enterModl_top_level_conditional_return, #enterModl_value, #enterModl_value_conditional_return, #enterModl_value_item, #enter_every_rule, #exitModl, #exitModl_array, #exitModl_array_conditional, #exitModl_array_conditional_return, #exitModl_array_item, #exitModl_array_value_item, #exitModl_condition, #exitModl_condition_group, #exitModl_condition_test, #exitModl_map, #exitModl_map_conditional, #exitModl_map_conditional_return, #exitModl_map_item, #exitModl_nb_array, #exitModl_operator, #exitModl_pair, #exitModl_primitive, #exitModl_structure, #exitModl_top_level_conditional, #exitModl_top_level_conditional_return, #exitModl_value, #exitModl_value_conditional, #exitModl_value_conditional_return, #exitModl_value_item, #exit_every_rule, #visit_error_node, #visit_terminal

Methods inherited from MODLParserListener

#enterModl, #enterModl_array, #enterModl_array_conditional, #enterModl_array_conditional_return, #enterModl_array_item, #enterModl_array_value_item, #enterModl_condition, #enterModl_condition_group, #enterModl_condition_test, #enterModl_map, #enterModl_map_conditional, #enterModl_map_conditional_return, #enterModl_map_item, #enterModl_nb_array, #enterModl_operator, #enterModl_pair, #enterModl_primitive, #enterModl_structure, #enterModl_top_level_conditional, #enterModl_top_level_conditional_return, #enterModl_value, #enterModl_value_conditional_return, #enterModl_value_item, #exitModl, #exitModl_array, #exitModl_array_conditional, #exitModl_array_conditional_return, #exitModl_array_item, #exitModl_array_value_item, #exitModl_condition, #exitModl_condition_group, #exitModl_condition_test, #exitModl_map, #exitModl_map_conditional, #exitModl_map_conditional_return, #exitModl_map_item, #exitModl_nb_array, #exitModl_operator, #exitModl_pair, #exitModl_primitive, #exitModl_structure, #exitModl_top_level_conditional, #exitModl_top_level_conditional_return, #exitModl_value, #exitModl_value_conditional, #exitModl_value_conditional_return, #exitModl_value_item

Constructor Details

#initialize(global) ⇒ ParsedValueConditional

Returns a new instance of ParsedValueConditional.



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# File 'lib/modl/parser/parsed.rb', line 1203

def initialize(global)
  @global = global
  @conditionTests = []
  @valueConditionalReturns = []
end

Instance Attribute Details

#conditionTests ⇒ Object

Returns the value of attribute conditionTests.



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# File 'lib/modl/parser/parsed.rb', line 1200

def conditionTests
  @conditionTests
end

#valueConditionalReturns ⇒ Object

Returns the value of attribute valueConditionalReturns.



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# File 'lib/modl/parser/parsed.rb', line 1201

def valueConditionalReturns
  @valueConditionalReturns
end

Instance Method Details

#enterModl_value_conditional(ctx) ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 1215

def enterModl_value_conditional(ctx)
  i = 0
  ctx_modl_condition_test = ctx.modl_condition_test
  ctx_modl_value_conditional_return = ctx.modl_value_conditional_return

  while i < ctx_modl_condition_test.size
    condition_test = ParsedConditionTest.new @global
    ctx.modl_condition_test_i(i).enter_rule(condition_test)

    @conditionTests[i] = condition_test

    break if ctx.modl_value_conditional_return_i(i).nil?

    conditional_return = ParsedValueConditionalReturn.new @global

    ctx.modl_value_conditional_return_i(i).enter_rule(conditional_return)

    @valueConditionalReturns[i] = conditional_return

    if ctx_modl_value_conditional_return.size > ctx_modl_condition_test.size
      condition_test = ParsedConditionTest.new @global
      conditional_return = ParsedValueConditionalReturn.new @global
      ctx.modl_value_conditional_return_i(ctx_modl_value_conditional_return.size - 1).enter_rule(conditional_return)
      @conditionTests[i + 1] = condition_test
      @valueConditionalReturns[i + 1] = conditional_return
    end

    i += 1
  end
  @result = @conditionTests[0].evaluate
end

#extract_hash ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 1209

def extract_hash
  return @result if @valueConditionalReturns.length == 0
  return @valueConditionalReturns[0].extract_hash if @result
  return @valueConditionalReturns[1].extract_hash
end