class Arel::TreeManager
Attributes
ast[R]
engine[R]
Public Class Methods
new(engine)
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# File lib/arel/tree_manager.rb, line 7 def initialize engine @engine = engine @ctx = nil end
Public Instance Methods
initialize_copy(other)
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Calls superclass method
# File lib/arel/tree_manager.rb, line 24 def initialize_copy other super @ast = @ast.clone end
to_dot()
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# File lib/arel/tree_manager.rb, line 12 def to_dot Visitors::Dot.new.accept @ast end
to_sql()
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# File lib/arel/tree_manager.rb, line 20 def to_sql visitor.accept @ast end
visitor()
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# File lib/arel/tree_manager.rb, line 16 def visitor engine.connection.visitor end
where(expr)
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# File lib/arel/tree_manager.rb, line 29 def where expr if Arel::TreeManager === expr expr = expr.ast end @ctx.wheres << expr self end