Class: JSONdb::ResultSet

Inherits:
Object
  • Object
show all
Defined in:
lib/jsondb/result_set.rb

Instance Method Summary collapse

Constructor Details

#initialize(table_name) ⇒ ResultSet

Returns a new instance of ResultSet.



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# File 'lib/jsondb/result_set.rb', line 5

def initialize(table_name)
  @table_name = table_name

  @result     = Hash.new

  # TODO: It must not be here, jsut a workaround atm
  JSONdb.records[@table_name].each do |k, v|
    @result[k] = v.dup
  end

  @equal      = Hash.new
  @min        = Hash.new
  @max        = Hash.new
  @like       = Hash.new
end

Instance Method Details

#equal(field, value) ⇒ Object 



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# File 'lib/jsondb/result_set.rb', line 21

def equal(field, value)
  @equal[field] = value
  return self
end

#interval(field, min, max) ⇒ Object 



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# File 'lib/jsondb/result_set.rb', line 36

def interval(field, min, max)
  @min[field] = min
  @max[field] = max
  return self
end

#like(field, value) ⇒ Object 



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# File 'lib/jsondb/result_set.rb', line 42

def like(field, value)
  @like[field] = value
  return self
end

#max(field, value) ⇒ Object 



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# File 'lib/jsondb/result_set.rb', line 31

def max(field, value)
  @max[field] = value
  return self
end

#min(field, value) ⇒ Object 



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# File 'lib/jsondb/result_set.rb', line 26

def min(field, value)
  @min[field] = value
  return self
end

#result ⇒ Object

TODO: For next version TODO: Change it, it must compare all records at the same time all_records.each do |r|

 eq.each do |k,v|
   ok if match
      ok_array << ok
end

if ok_Array.all == true then it match



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# File 'lib/jsondb/result_set.rb', line 56

def result
  eq    = result_equal    if @equal.keys.count  != 0
  min   = result_min      if @min.keys.count    != 0
  max   = result_max      if @max.keys.count    != 0
  like  = result_like     if @like.keys.count   != 0
  return @result
end