Fix Hurst fetch URL to use full API_BASE_URL and ensure endpoint returns JSON for all query params

node_modules/union/examples/simple/middleware/gzip-encode.js

@@ -0,0 +1,40 @@
+var spawn = require('child_process').spawn,
+    util = require('util'),
+    ResponseStream = require('../../lib').ResponseStream;
+    
+/**
+ * Accepts a writable stream, i.e. fs.WriteStream, and returns a StreamStack
+ * whose 'write()' calls are transparently sent to a 'gzip' process before
+ * being written to the target stream.
+ */
+var GzipEncode = module.exports = function GzipEncode(options) {
+  ResponseStream.call(this, options);
+
+  if (compression) {
+    process.assert(compression >= 1 && compression <= 9);
+    this.compression = compression;
+  }
+
+  this.on('pipe', this.encode);
+}
+
+util.inherits(GzipEncode, ResponseStream);
+
+GzipEncode.prototype.encode = function (source) {
+  this.source = source;
+};
+
+GzipEncode.prototype.pipe = function (dest) {
+  if (!this.source) {
+    throw new Error('GzipEncode is only pipeable once it has been piped to');
+  }
+  
+  this.encoder = spawn('gzip', ['-'+this.compression]);
+  this.encoder.stdout.pipe(dest);
+  this.encoder.stdin.pipe(this.source);
+};
+
+inherits(GzipEncoderStack, StreamStack);
+exports.GzipEncoderStack = GzipEncoderStack;
+
+GzipEncoderStack.prototype.compression = 6;