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A Scala ORM and DSL for talking with Databases using minimum verbosity and maximum type safety

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/*******************************************************************************
 * Copyright 2010 Maxime Lévesque
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ***************************************************************************** */
package org.squeryl.dsl.boilerplate

import org.squeryl.dsl.{QueryYield}
import org.squeryl.dsl.fsm.BaseQueryYield
import org.squeryl.dsl.ast.ExpressionNode

trait OrderBySignatures[R] {
  self: BaseQueryYield[R] =>

  type O = ExpressionNode

  def orderBy(args: List[O]): QueryYield[R] = {
    _orderByExpressions = () => args.map(() => _)
    this
  }
  
  def orderBy(e1: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _)
    this
  }

  def orderBy(e1: =>O, e2: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _, e2 _)
    this
  }

  def orderBy(e1: =>O, e2: =>O, e3: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _, e2 _, e3 _)
    this
  }

  def orderBy(e1: =>O, e2: =>O, e3: =>O, e4: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _, e2 _, e3 _, e4 _)
    this
  }

  def orderBy(e1: =>O, e2: =>O, e3: =>O, e4: =>O, e5: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _, e2 _, e3 _, e4 _, e5 _)
    this
  }

  def orderBy(e1: =>O, e2: =>O, e3: =>O, e4: =>O, e5: =>O, e6: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _, e2 _, e3 _, e4 _, e5 _, e6 _)
    this
  }

  def orderBy(e1: =>O, e2: =>O, e3: =>O, e4: =>O, e5: =>O, e6: =>O, e7: =>O): QueryYield[R] = {
    _orderByExpressions = ()=> List(e1 _, e2 _, e3 _, e4 _, e5 _, e6 _, e7 _)
    this
  }
}