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-rw-r--r--lib/arel/visitors/to_sql.rb40
1 files changed, 26 insertions, 14 deletions
diff --git a/lib/arel/visitors/to_sql.rb b/lib/arel/visitors/to_sql.rb
index 236f0354b1..69c82e792a 100644
--- a/lib/arel/visitors/to_sql.rb
+++ b/lib/arel/visitors/to_sql.rb
@@ -116,6 +116,14 @@ module Arel
o.alias ? " AS #{visit o.alias, a}" : ''}"
end
+ def visit_Arel_Nodes_Casted o, a
+ quoted o.val, o.attribute
+ end
+
+ def visit_Arel_Nodes_Quoted o, a
+ quoted o.expr, nil
+ end
+
def visit_Arel_Nodes_True o, a
"TRUE"
end
@@ -562,20 +570,24 @@ module Arel
quote(o, column_for(a))
end
- alias :visit_ActiveSupport_Multibyte_Chars :quoted
- alias :visit_ActiveSupport_StringInquirer :quoted
- alias :visit_BigDecimal :quoted
- alias :visit_Class :quoted
- alias :visit_Date :quoted
- alias :visit_DateTime :quoted
- alias :visit_FalseClass :quoted
- alias :visit_Float :quoted
- alias :visit_Hash :quoted
- alias :visit_NilClass :quoted
- alias :visit_String :quoted
- alias :visit_Symbol :quoted
- alias :visit_Time :quoted
- alias :visit_TrueClass :quoted
+ def unsupported o, a
+ raise "unsupported: #{o.class.name}"
+ end
+
+ alias :visit_ActiveSupport_Multibyte_Chars :unsupported
+ alias :visit_ActiveSupport_StringInquirer :unsupported
+ alias :visit_BigDecimal :unsupported
+ alias :visit_Class :unsupported
+ alias :visit_Date :unsupported
+ alias :visit_DateTime :unsupported
+ alias :visit_FalseClass :unsupported
+ alias :visit_Float :unsupported
+ alias :visit_Hash :unsupported
+ alias :visit_NilClass :unsupported
+ alias :visit_String :unsupported
+ alias :visit_Symbol :unsupported
+ alias :visit_Time :unsupported
+ alias :visit_TrueClass :unsupported
def visit_Arel_Nodes_InfixOperation o, a
"#{visit o.left, a} #{o.operator} #{visit o.right, a}"