instance method build_bound_template

# File actionview/lib/action_view/unbound_template.rb, line 69
      def build_bound_template(locals)
        @write_lock.synchronize do
          return @strict_locals_template if @strict_locals_template
          normalized_locals = normalize_locals(locals)

          # We need ||=, both to dedup on the normalized locals and to check
          # while holding the lock.
          template = (@templates[normalized_locals] ||= build_template(normalized_locals))

          if template.strict_locals?
            @strict_locals_template = template
            @templates = { normalized_locals => template }.freeze
          else
            # This may have already been assigned, but we've already de-dup'd so
            # reassignment is fine.
            @templates[locals.dup] = template
          end

          template
        end
      end