1 files changed, 67 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb
new file mode 100644
index 0000000000..29f0e19a98
--- /dev/null
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3/quoting.rb
@@ -0,0 +1,67 @@
+# frozen_string_literal: true
+
+module ActiveRecord
+  module ConnectionAdapters
+    module SQLite3
+      module Quoting # :nodoc:
+        def quote_string(s)
+          @connection.class.quote(s)
+        end
+
+        def quote_table_name_for_assignment(table, attr)
+          quote_column_name(attr)
+        end
+
+        def quote_table_name(name)
+          @quoted_table_names[name] ||= super.gsub(".", "\".\"").freeze
+        end
+
+        def quote_column_name(name)
+          @quoted_column_names[name] ||= %Q("#{super.gsub('"', '""')}")
+        end
+
+        def quoted_time(value)
+          value = value.change(year: 2000, month: 1, day: 1)
+          quoted_date(value).sub(/\A\d\d\d\d-\d\d-\d\d /, "2000-01-01 ")
+        end
+
+        def quoted_binary(value)
+          "x'#{value.hex}'"
+        end
+
+        def quoted_true
+          ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? "1" : "'t'"
+        end
+
+        def unquoted_true
+          ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? 1 : "t"
+        end
+
+        def quoted_false
+          ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? "0" : "'f'"
+        end
+
+        def unquoted_false
+          ActiveRecord::ConnectionAdapters::SQLite3Adapter.represent_boolean_as_integer ? 0 : "f"
+        end
+
+        private
+
+          def _type_cast(value)
+            case value
+            when BigDecimal
+              value.to_f
+            when String
+              if value.encoding == Encoding::ASCII_8BIT
+                super(value.encode(Encoding::UTF_8))
+              else
+                super
+              end
+            else
+              super
+            end
+          end
+      end
+    end
+  end
+end