Class: MODL::Parser::Parsed::ParsedPrimitive

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_structure, #enterModl_top_level_conditional, #enterModl_top_level_conditional_return, #enterModl_value, #enterModl_value_conditional, #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_structure, #enterModl_top_level_conditional, #enterModl_top_level_conditional_return, #enterModl_value, #enterModl_value_conditional, #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) ⇒ ParsedPrimitive

Returns a new instance of ParsedPrimitive.



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# File 'lib/modl/parser/parsed.rb', line 659

def initialize(global)
  @global = global
  @constant = false
end

Instance Attribute Details

#constant ⇒ Object

Returns the value of attribute constant.



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# File 'lib/modl/parser/parsed.rb', line 656

def constant
  @constant
end

#falseVal ⇒ Object

Returns the value of attribute falseVal.



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# File 'lib/modl/parser/parsed.rb', line 653

def falseVal
  @falseVal
end

#nilVal ⇒ Object

Returns the value of attribute nilVal.



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# File 'lib/modl/parser/parsed.rb', line 654

def nilVal
  @nilVal
end

#number ⇒ Object

Returns the value of attribute number.



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# File 'lib/modl/parser/parsed.rb', line 651

def number
  @number
end

#quoted ⇒ Object

Returns the value of attribute quoted.



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# File 'lib/modl/parser/parsed.rb', line 650

def quoted
  @quoted
end

#string ⇒ Object

Returns the value of attribute string.



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# File 'lib/modl/parser/parsed.rb', line 655

def string
  @string
end

#text ⇒ Object

The simple text value rather than the object



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# File 'lib/modl/parser/parsed.rb', line 657

def text
  @text
end

#trueVal ⇒ Object

Returns the value of attribute trueVal.



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# File 'lib/modl/parser/parsed.rb', line 652

def trueVal
  @trueVal
end

Instance Method Details

#enterModl_primitive(ctx) ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 698

def enterModl_primitive(ctx)
  ctx_number = ctx.NUMBER
  ctx_string = ctx.STRING
  ctx_quoted = ctx.QUOTED
  ctx_null = ctx.NULL
  ctx_true = ctx.TRUE
  ctx_false = ctx.FALSE

  if !ctx_number.nil?
    @number = ParsedNumber.new(ctx_number.text)
    @text = @number.num
  elsif !ctx_string.nil?
    @text = ctx_string.text

    @constant = @text.start_with?('`') && !@text.include?('%') && !@text.include?('`.')
    @string = ParsedString.new(@text)
    @text = @string.string
  elsif !ctx_quoted.nil?
    @constant = true
    @text = ctx_quoted.text
    @quoted = ParsedQuoted.new(@text)
  elsif !ctx_null.nil?
    @nilVal = ParsedNull.instance
    @text = nil
  elsif !ctx_true.nil?
    @trueVal = ParsedTrue.instance
    @text = true
  elsif !ctx_false.nil?
    @falseVal = ParsedFalse.instance
    @text = false
  end
  # ignoring comments!
end

#evaluate ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 680

def evaluate
  return false if @nilVal
  return false if @falseVal

  true
end

#extract_hash ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 674

def extract_hash
  result, _ignore = RefProcessor.deref(@text, @global) unless @constant
  result = @text if @constant
  Substitutions.process result
end

#find_property(key) ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 664

def find_property(key)
  if @string
    user_method = @global.user_method(key)
    if user_method
      return user_method.run(@string.string)
    end
    return StandardMethods.run_method(key, Substitutions.process(@string.string))
  end
end

#value_obj ⇒ Object 



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# File 'lib/modl/parser/parsed.rb', line 687

def value_obj
  return @quoted if @quoted
  return @number if @number
  return @trueVal if @trueVal
  return @falseVal if @falseVal
  return @nilVal if @nilVal
  return @string if @string

  @text
end