Return generate reference task for third party devDependencies

Signed-off-by: boris <boris.karastanev@progress.com>

Gruntfile.js

@@ -184,9 +184,54 @@ module.exports = function (grunt) {
         fs.renameSync(oldFileName + fileExtension, newFileName + fileExtension);
     });
 
-    grunt.registerTask("test", ["transpile_additional_project", "ts:devlib"]);
+    grunt.registerTask("test", ["transpile_additional_project", "generate_references", "ts:devlib"]);
+
+    grunt.registerTask("generate_references", () => {
+        const referencesPath = path.join(__dirname, "references.d.ts");
+
+        // get all .d.ts files from nativescript-cli and mobile-cli-lib
+        const nodeModulesDirPath = path.join(__dirname, "node_modules");
+
+        const specialFiles = [
+            path.join(nodeModulesDirPath, "mobile-cli-lib", "services", "analytics-type.ts"),
+            path.join(nodeModulesDirPath, "mobile-cli-lib", "services", "google-analytics-data-type.ts")
+        ];
+
+        let pathsOfDtsFiles = getReferencesFromDir(path.join(nodeModulesDirPath, "nativescript"))
+            .concat(getReferencesFromDir(path.join(nodeModulesDirPath, "mobile-cli-lib")))
+            .concat(getReferencesFromDir(path.join(nodeModulesDirPath, "ios-device-lib")));
+
+        pathsOfDtsFiles = pathsOfDtsFiles.concat(...specialFiles);
+
+        const lines = pathsOfDtsFiles.map(file => `/// <reference path="${fromWindowsRelativePathToUnix(path.relative(__dirname, file))}" />`);
+
+        fs.writeFileSync(referencesPath, lines.join(os.EOL));
+    });
+
+    const fromWindowsRelativePathToUnix = (windowsRelativePath) => {
+        return windowsRelativePath.replace(/\\/g, "/");
+    };
+
+    // returns paths that have to be added to reference.d.ts.
+    const getReferencesFromDir = (dir) => {
+        const currentDirContent = fs.readdirSync(dir).map(item => path.join(dir, item));
+        let pathsToDtsFiles = [];
+        _.each(currentDirContent, d => {
+            const stat = fs.statSync(d);
+            if (stat.isDirectory() && path.basename(d) !== "node_modules") {
+                // recursively check all dirs for .d.ts files.
+                pathsToDtsFiles = pathsToDtsFiles.concat(getReferencesFromDir(d));
+            } else if (stat.isFile() && d.endsWith(".d.ts") && path.basename(d) !== ".d.ts") {
+                pathsToDtsFiles.push(d);
+            }
+        });
+
+        return pathsToDtsFiles;
+    };
+
     grunt.registerTask("pack", [
         "clean",
+        "generate_references",
         "ts:release_build",
         "transpile_additional_project",
         "tslint:build",
@@ -197,5 +242,5 @@ module.exports = function (grunt) {
     grunt.registerTask("lint", ["tslint:build"]);
     grunt.registerTask("all", ["clean", "test", "lint"]);
     grunt.registerTask("rebuild", ["clean", "ts:devlib"]);
-    grunt.registerTask("default", ["ts:devlib"]);
+    grunt.registerTask("default", ["generate_references", "ts:devlib"]);
 };