code: function addProcessEntryPages(pages, pageFileMap, allPageFiles, fileDirname, buildManager) {
      let {files: allFiles, componentExtname, logger, appType, root} = buildManager;
  
      pages.forEach(
          p => {
              let pageFileNotExt = path.resolve(fileDirname, p);
              let pageFile = allFiles.getByFullPath(`${pageFileNotExt}.${componentExtname}`);
  
              // add sfc first
              if (pageFile) {
                  pageFileMap[p] = pageFile;
                  pageFile.isPageComponent = true;
                  buildManager.addNeedBuildFile(pageFile);
                  allPageFiles.push(pageFile);
                  return;
              }
  
              // not support quick
              if (appType === 'quick') {
                  logger.error(`missing page file: 「${pageFileNotExt}.${componentExtname}」.`);
                  return;
              }
  
              // add native file
              let resultFilesInfo = getPageOriginFileExtnames(pageFileNotExt, buildManager);
  
              Object.keys(resultFilesInfo.filesMap || {}).forEach(ext => {
                  let originFile = resultFilesInfo.filesMap[ext];
                  buildManager.addNeedBuildFile(originFile);
                  allPageFiles.push(originFile);
              });
  
              let missingMustFileExtnames = resultFilesInfo.missingMustFileExtnames;
              if (missingMustFileExtnames.length) {
                  let pageFile = getRelative(pageFileNotExt, root);
                  missingMustFileExtnames.forEach(ext => {
                      logger.error(`missing page file: 「${pageFile}.${ext}」.`);
                  });
              }
  
          }
      );
  }
docs: addProcessEntryPages
  
  @param {Array} pages        pages
  @param {Object} pageFileMap  page file map
  @param {Array} allPageFiles  all page files
  @param {Object} fileDirname         file object
  @param {Object} buildManager buildManager