function transform(file,e,next){
var self = this;
if(file.isNull()){
self.push(file);
return next();
}
if(file.isStream()){
self.emit('error',new PluginError('gulp-saxon','stream not supported'));
return next();
}
var xslt = saxon(opts.jarPath,opts.xslPath,{timeout:opts.timeout});
var path = file.path;
fs.createReadStream(path).pipe(xslt)
.on('data',function(cont){
file.contents = cont;
file.path = gutil.replaceExtension(file.path,opts.outputType);
self.push(file);
next();
}).on('error',function(err){
self.emit('error', new PluginError('gulp-saxon',err));
next();
});
};
return Q.promise(function(resolve,reject) {
var xslt = saxon(saxonPath, xslPath, {
timeout: 5000
});
nfs.createReadStream(filepath, {
encoding: 'utf-8'
})
.pipe(xslt)
.on('error', function(err) {
console.log('xslt error:',err);
reject(err);
})
.pipe(nfs.createWriteStream(dest))
.on('error', function(err) {
console.log('write error:',err);
reject(err);
})
.on('finish', function() {
console.log('done');
resolve();
});
});