text: /*
   * Copyright 2018 Apple Inc.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   *    1. Redistributions of source code must retain the above copyright notice,
   *       this list of conditions and the following disclaimer.
   *
   *    2. Redistributions in binary form must reproduce the above copyright notice,
   *       this list of conditions and the following disclaimer in the documentation
   *       and/or other materials provided with the distribution.
   *
   *    3. Neither the name of the copyright holder nor the names of its
   *       contributors may be used to endorse or promote products derived from this
   *       software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  import { NativeFunc } from "./NativeFunc.js";
  import { Visitor } from "./Visitor.js";
  import { WTypeError } from "./WTypeError.js";
  
  export function checkNativeFuncStages(program)
  {
      class CheckNativeFuncStages extends Visitor {
          constructor(entryPoint) {
              super();
              this._entryPoint = entryPoint;
          }
  
          visitCallExpression(node)
          {
              if ((node.func instanceof NativeFunc) && node.func.stage && node.func.stage != this._entryPoint.shaderType)
                  throw new WTypeError(node.origin, `Cannot call ${node.func.stage} function ${node.func.name} inside ${this._entryPoint.shadeType} entry point`);
              node.func.visit(this);
          }
      }
      for (let [, funcDefs] of program.functions) {
          for (let funcDef of funcDefs) {
              if (funcDef.isEntryPoint)
                  funcDef.visit(new CheckNativeFuncStages(funcDef));
          }
      }
  }
  
  export { checkNativeFuncStages as default };
  