Throw since async png streaming is not yet implemented

15 years ago · feafe2b999
1 changed files with 1 additions and 0 deletions
--- a/lib/pngstream.js
+++ b/lib/pngstream.js
@ -41,6 +41,7 @@ var PNGStream = module.exports = function PNGStream(canvas, sync) {
      : 'streamPNG';
  this.sync = sync;
  this.canvas = canvas;
+  if ('streamPNG' == method) throw new Error('async png streaming not yet implemented');
  process.nextTick(function(){
    canvas[method](function(err, chunk, len){
      if (err) {