chore(gulp/travis): don't build Dart docs (#2931)

* chore(gulp/travis): don't build Dart docs
* firebase: ignore docs/dart on deploy

Author: chalin

firebase.json

@@ -105,7 +105,8 @@
     "ignore": [
       "firebase.json",
       "**/.*",
-      "**/node_modules/**"
+      "**/node_modules/**",
+      "docs/dart/**"
     ]
   }
 }

gulpfile.js

@@ -128,7 +128,7 @@ function configLangs(langOption) {
   const fullSiteBuildTasks = ['build-compile', 'check-deploy', 'harp-compile'];
   const buildAllDocs = argv['_'] &&
     fullSiteBuildTasks.some((task) => argv['_'].indexOf(task) >= 0);
-  const langDefault = buildAllDocs ? 'all' : 'ts|js';
+  const langDefault = /*buildAllDocs ? 'all' :*/ 'ts|js';
   if (langOption === '') {
     lang = '';
     langs = [];
@@ -914,7 +914,7 @@ function harpCompile() {
 
   if(skipLangs && fs.existsSync(WWW) && backupApiHtmlFilesExist(WWW)) {
     gutil.log(`Harp site recompile: skipping recompilation of API docs for [${skipLangs}]`);
-    gutil.log(`API docs will be copied from existing ${WWW} folder.`)
+    gutil.log(`API docs will be copied from existing ${WWW} folder (if they exist).`)
     del.sync(`${WWW}-backup`); // remove existing backup if it exists
     renameIfExistsSync(WWW, `${WWW}-backup`);
   } else {
@@ -1069,7 +1069,7 @@ function restoreApiHtml() {
     const relApiDir = path.join('docs', lang, vers, 'api');
     const apiSubdir = path.join(WWW, relApiDir);
     const backupApiSubdir = path.join(`${WWW}-backup`, relApiDir);
-    if (fs.existsSync(backupApiSubdir) || argv.forceSkipApi !== true) {
+    if (fs.existsSync(backupApiSubdir)) {
       gutil.log(`cp ${backupApiSubdir} ${apiSubdir}`)
       fs.copySync(backupApiSubdir, apiSubdir);
     }
@@ -1081,6 +1081,7 @@ function backupApiHtmlFilesExist(folderName) {
   const vers = 'latest';
   var result = 1;
   skipLangs.forEach(lang => {
+    if (lang === 'dart') return true;
     const relApiDir = path.join('docs', lang, vers, 'api');
     const backupApiSubdir = path.join(folderName, relApiDir);
     if (!fs.existsSync(backupApiSubdir)) {

scripts/deploy-install.sh

@@ -16,13 +16,5 @@ else
     travis_fold end install.ng2
 fi
 
-if [[ -e "$NG2DART_REPO" ]]; then
-    echo Angular2 Dart repo is already present at: $NG2DART_REPO
-elif [[ -n "$TRAVIS" ]]; then
-    ./scripts/install-ng2dart.sh
-# else
-#    echo WARNING: no Angular2 Dart repo found at: $NG2DART_REPO
-fi
-
 echo INSTALLED repos:
 ls -ld ../a*