infix_value_with_paren(o, collector, value, suppress_parens = false)
private
Queries used in UNION should not be wrapped by parentheses, because it is
an invalid syntax in SQLite.
# File activerecord/lib/arel/visitors/sqlite.rb, line 39
def infix_value_with_paren(o, collector, value, suppress_parens = false)
collector << "( " unless suppress_parens
left = o.left.is_a?(Nodes::Grouping) ? o.left.expr : o.left
collector = if left.class == o.class
infix_value_with_paren(left, collector, value, true)
else
grouping_parentheses left, collector, false
end
collector << value
right = o.right.is_a?(Nodes::Grouping) ? o.right.expr : o.right
collector = if right.class == o.class
infix_value_with_paren(right, collector, value, true)
else
grouping_parentheses right, collector, false
end
collector << " )" unless suppress_parens
collector
end
