Class: TransactionQL::Filter

Inherits:
Object
  • Object
show all
Defined in:
lib/transaction_ql/filter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, &block) ⇒ Filter

Returns a new instance of Filter.



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# File 'lib/transaction_ql/filter.rb', line 7

def initialize(name, &block)
  @name = name
  @query = All.new []

  @block_depth = 0
  @last_blocks = []
  @timeframe = []

  instance_eval(&block)
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/transaction_ql/filter.rb', line 5

def name
  @name
end

#query ⇒ Object (readonly)

Returns the value of attribute query.



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# File 'lib/transaction_ql/filter.rb', line 5

def query
  @query
end

Instance Method Details

#any(&block) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 52

def any(&block)
  last_block = process_inner(&block)
  add_expression Any.new(last_block)
end

#equal(column, other) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 34

def equal(column, other)
  add_expression Equal.new(column, other)
end

#greater(column, other) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 26

def greater(column, other)
  add_expression Greater.new(column, other)
end

#greater_eq(column, other) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 38

def greater_eq(column, other)
  add_expression Any.new [
    Greater.new(column, other),
    Equal.new(column, other)
  ]
end

#invert(&block) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 57

def invert(&block)
  last_block = process_inner(&block)
  add_expression Not.new(last_block)
end

#match(column, regex) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 22

def match(column, regex)
  add_expression Match.new(column, regex)
end

#matches?(hash) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/transaction_ql/filter.rb', line 18

def matches?(hash)
  @query.matches? hash
end

#smaller(column, other) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 30

def smaller(column, other)
  add_expression Smaller.new(column, other)
end

#smaller_eq(column, other) ⇒ Object 



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# File 'lib/transaction_ql/filter.rb', line 45

def smaller_eq(column, other)
  add_expression Any.new [
    Smaller.new(column, other),
    Equal.new(column, other)
  ]
end