Class: YADM::CriteriaParser::ExpressionParser

Inherits:
Object
  • Object
show all
Defined in:
lib/yadm/criteria_parser/expression_parser.rb

Defined Under Namespace

Modules: Operand Classes: Attribute, Expression

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(block) ⇒ ExpressionParser

Returns a new instance of ExpressionParser.



6
7
8
 
# File 'lib/yadm/criteria_parser/expression_parser.rb', line 6

def initialize(block)
  @block = block
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args, &block) ⇒ Object 



14
15
16
 
# File 'lib/yadm/criteria_parser/expression_parser.rb', line 14

def method_missing(method_name, *args, &block)
  Attribute.new(method_name)
end

Instance Attribute Details

#block ⇒ Object (readonly)

Returns the value of attribute block.



4
5
6
 
# File 'lib/yadm/criteria_parser/expression_parser.rb', line 4

def block
  @block
end

Class Method Details

.parse(block) ⇒ Object 



19
20
21
 
# File 'lib/yadm/criteria_parser/expression_parser.rb', line 19

def parse(block)
  new(block).result
end

Instance Method Details

#result ⇒ Object 



10
11
12
 
# File 'lib/yadm/criteria_parser/expression_parser.rb', line 10

def result
  instance_eval(&block).result
end