npm install --save-dev gulp-data

var gulp = require('gulp');var swig = require('gulp-swig');var data = require('gulp-data');var fm = require('front-matter');var path = require('path');var MongoClient = require('mongodb').MongoClient; /*  Get data via JSON file, keyed on filename.*/gulp.task('json-test', function() {  return gulp.src('./examples/test1.html')    .pipe(data(function(file) {      return require('./examples/' + path.basename(file.path) + '.json');    }))    .pipe(swig())    .pipe(gulp.dest('build'));}); /*  Get data via front matter*/gulp.task('fm-test', function() {  return gulp.src('./examples/test2.html')    .pipe(data(function(file) {      var content = fm(String(file.contents));      file.contents = new Buffer(content.body);      return content.attributes;    }))    .pipe(swig())    .pipe(gulp.dest('build'));}); /*  Get data via database, keyed on filename.*/gulp.task('db-test', function() {  return gulp.src('./examples/test3.html')    .pipe(data(function(file, cb) {      MongoClient.connect('mongodb://127.0.0.1:27017/gulp-data-test', function(err, db) {        if(err) return cb(err);        cb(undefined, db.collection('file-data-test').findOne({filename: path.basename(file.path)}));      });    }))    .pipe(swig())    .pipe(gulp.dest('build'));});

参考：https://www.npmjs.com/package/gulp-data