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index.js
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index.js
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/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
'use strict';
var path = require('path');
var through2 = require('through2');
module.exports = function(template, options) {
if (typeof template !== 'string') throw new Error('template not specified');
var files = [];
var templateFile;
// For each file that comes through, add it to an array
var stream = through2.obj(function(file, enc, callback) {
// Check if the file is the template file
if (file.relative === template) {
templateFile = file;
} else {
files.push(file);
}
callback();
},
// Wait until all files have come through, then attach the non-template files
function(callback) {
// TODO: don't wait until the end. Instead, emit immediately upon finding the template
if (!templateFile) throw new Error('template not found in stream');
templateFile.data = templateFile.data || {};
files.forEach(function(file) {
var newFile = templateFile.clone();
newFile.data.file = file;
newFile.path = file.path;
this.push(newFile);
}, this);
callback();
});
return stream;
};