You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
791 B
37 lines
791 B
'use strict';
|
|
|
|
var stream = require('stream');
|
|
var util = require('util');
|
|
var replace = require('./replace');
|
|
|
|
var jsonExtRe = /\.json$/;
|
|
|
|
module.exports = function(rootEnv) {
|
|
rootEnv = rootEnv || process.env;
|
|
return function (file, trOpts) {
|
|
if (jsonExtRe.test(file)) {
|
|
return stream.PassThrough();
|
|
}
|
|
var envs = trOpts ? [rootEnv, trOpts] : [rootEnv];
|
|
return new LooseEnvify(envs);
|
|
};
|
|
};
|
|
|
|
function LooseEnvify(envs) {
|
|
stream.Transform.call(this);
|
|
this._data = '';
|
|
this._envs = envs;
|
|
}
|
|
util.inherits(LooseEnvify, stream.Transform);
|
|
|
|
LooseEnvify.prototype._transform = function(buf, enc, cb) {
|
|
this._data += buf;
|
|
cb();
|
|
};
|
|
|
|
LooseEnvify.prototype._flush = function(cb) {
|
|
var replaced = replace(this._data, this._envs);
|
|
this.push(replaced);
|
|
cb();
|
|
};
|