Class: UserQuery::Generator

Inherits:
Object
  • Object
show all
Defined in:
lib/user_query/generator.rb

Defined Under Namespace

Classes: Error

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*opts) ⇒ Generator

Returns a new instance of Generator.



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# File 'lib/user_query/generator.rb', line 16

def initialize(*opts)
  self.target = '<<TARGET>>'
  self.values_inline = true
  self.type = :string
  opts = Hash[*opts]
  opts.each{|k, v| self.send("#{k}=", v)}
end

Instance Attribute Details

#expr ⇒ Object

Outputs



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# File 'lib/user_query/generator.rb', line 13

def expr
  @expr
end

#target ⇒ Object

Returns the value of attribute target.



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# File 'lib/user_query/generator.rb', line 9

def target
  @target
end

#type ⇒ Object

Inputs



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# File 'lib/user_query/generator.rb', line 7

def type
  @type
end

#values ⇒ Object

Returns the value of attribute values.



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# File 'lib/user_query/generator.rb', line 14

def values
  @values
end

#values_inline ⇒ Object

Returns the value of attribute values_inline.



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# File 'lib/user_query/generator.rb', line 8

def values_inline
  @values_inline
end

#verbose ⇒ Object

Returns the value of attribute verbose.



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# File 'lib/user_query/generator.rb', line 10

def verbose
  @verbose
end

Instance Method Details

#sql(expr) ⇒ Object 



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# File 'lib/user_query/generator.rb', line 24

def sql(expr)
  @values = [ ]
  @expr = ''

  return nil if expr.nil?

  emit_sql(expr)

  @expr
end