From edb727eb2a81629f6666735f93d7999d865af215 Mon Sep 17 00:00:00 2001
From: Matthieu Monsch <matthieu.monsch@gmail.com>
Date: Sat, 1 May 2021 19:18:31 -0700
Subject: [PATCH] Add stream block event

This is useful for example to access how many values were de/encoded.
---
 lib/containers.js       |   17 +-
 package-lock.json       | 2881 ++++++++++++++++++++++++++++++++++++---
 package.json            |    7 +-
 test/test_containers.js |   11 +-
 4 files changed, 2736 insertions(+), 180 deletions(-)

diff --git a/lib/containers.js b/lib/containers.js
index 80735c54..71554236 100644
--- a/lib/containers.js
+++ b/lib/containers.js
@@ -243,7 +243,7 @@ BlockDecoder.prototype._writeChunk = function (chunk, encoding, cb) {
     nBlocks++;
     this._decompress(
       block.data,
-      this._createBlockCallback(block.count, chunkCb)
+      this._createBlockCallback(block.data.length, block.count, chunkCb)
     );
   }
   chunkCb();
@@ -255,7 +255,7 @@ BlockDecoder.prototype._writeChunk = function (chunk, encoding, cb) {
   }
 };
 
-BlockDecoder.prototype._createBlockCallback = function (count, cb) {
+BlockDecoder.prototype._createBlockCallback = function (size, count, cb) {
   var self = this;
   var index = this._index++;
 
@@ -266,6 +266,7 @@ BlockDecoder.prototype._createBlockCallback = function (count, cb) {
       self.emit('error', err);
       cb();
     } else {
+      self.emit('block', new BlockInfo(count, data.length, size));
       self._queue.push(new BlockData(index, data, cb, count));
       if (self._needPush) {
         self._read();
@@ -525,7 +526,7 @@ BlockEncoder.prototype._write = function (val, encoding, cb) {
 BlockEncoder.prototype._flushChunk = function (pos, cb) {
   var tap = this._tap;
   pos = pos || tap.pos;
-  this._compress(tap.buf.slice(0, pos), this._createBlockCallback(cb));
+  this._compress(tap.buf.slice(0, pos), this._createBlockCallback(pos, cb));
   this._blockCount = 0;
 };
 
@@ -551,7 +552,7 @@ BlockEncoder.prototype._read = function () {
   }
 };
 
-BlockEncoder.prototype._createBlockCallback = function (cb) {
+BlockEncoder.prototype._createBlockCallback = function (size, cb) {
   var self = this;
   var index = this._index++;
   var count = this._blockCount;
@@ -565,6 +566,7 @@ BlockEncoder.prototype._createBlockCallback = function (cb) {
       return;
     }
     self._pending--;
+    self.emit('block', new BlockInfo(count, size, data.length));
     self._queue.push(new BlockData(index, data, cb, count));
     if (self._needPush) {
       self._needPush = false;
@@ -576,6 +578,13 @@ BlockEncoder.prototype._createBlockCallback = function (cb) {
 
 // Helpers.
 
+/** Summary information about a block. */
+function BlockInfo(count, raw, compressed) {
+  this.valueCount = count;
+  this.rawDataLength = raw;
+  this.compressedDataLength = compressed;
+}
+
 /**
  * An indexed block.
  *
diff --git a/package-lock.json b/package-lock.json
index a97c3403..c2625bb7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7,6 +7,11 @@
     "": {
       "version": "5.6.2",
       "license": "MIT",
+      "dependencies": {
+        "browserify": "^17.0.0",
+        "uglify-js": "^3.13.4",
+        "uglifyjs": "^2.4.11"
+      },
       "devDependencies": {
         "benchmark": "~2.1.4",
         "coveralls": "^3.0.9",
@@ -261,6 +266,35 @@
       "integrity": "sha512-rr+OQyAjxze7GgWrSaJwydHStIhHq2lvY3BOC2Mj7KnzI7XK0Uw1TOOdI9lDoajEbSWLiYgoo4f1R51erQfhPQ==",
       "dev": true
     },
+    "node_modules/acorn": {
+      "version": "7.4.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.4.1.tgz",
+      "integrity": "sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==",
+      "bin": {
+        "acorn": "bin/acorn"
+      },
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
+    "node_modules/acorn-node": {
+      "version": "1.8.2",
+      "resolved": "https://registry.npmjs.org/acorn-node/-/acorn-node-1.8.2.tgz",
+      "integrity": "sha512-8mt+fslDufLYntIoPAaIMUe/lrbrehIiwmR3t2k9LljIzoigEPF27eLk2hy8zSGzmR/ogr7zbRKINMo1u0yh5A==",
+      "dependencies": {
+        "acorn": "^7.0.0",
+        "acorn-walk": "^7.0.0",
+        "xtend": "^4.0.2"
+      }
+    },
+    "node_modules/acorn-walk": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-7.2.0.tgz",
+      "integrity": "sha512-OPdCF6GsMIP+Az+aWfAAOEt2/+iVDKE7oy6lJ098aoe59oAmK76qV6Gw60SbZ8jHuG2wH058GF4pLFbYamYrVA==",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/aggregate-error": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.0.1.tgz",
@@ -356,6 +390,11 @@
         "sprintf-js": "~1.0.2"
       }
     },
+    "node_modules/array-filter": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/array-filter/-/array-filter-1.0.0.tgz",
+      "integrity": "sha1-uveeYubvTCpMC4MSMtr/7CUfnYM="
+    },
     "node_modules/array.prototype.map": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/array.prototype.map/-/array.prototype.map-1.0.2.tgz",
@@ -380,6 +419,31 @@
         "safer-buffer": "~2.1.0"
       }
     },
+    "node_modules/asn1.js": {
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-5.4.1.tgz",
+      "integrity": "sha512-+I//4cYPccV8LdmBLiX8CYvf9Sp3vQsrqu2QNXRcrbiWvcx/UdlFiqUJJzxRQxgsZmvhXhn4cSKeSmoFjVdupA==",
+      "dependencies": {
+        "bn.js": "^4.0.0",
+        "inherits": "^2.0.1",
+        "minimalistic-assert": "^1.0.0",
+        "safer-buffer": "^2.1.0"
+      }
+    },
+    "node_modules/asn1.js/node_modules/bn.js": {
+      "version": "4.12.0",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-4.12.0.tgz",
+      "integrity": "sha512-c98Bf3tPniI+scsdk237ku1Dc3ujXQTSgyiPUDEOe7tRkhrqridvh8klBv0HCEso1OLOYcHuCv/cS6DNxKH+ZA=="
+    },
+    "node_modules/assert": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/assert/-/assert-1.5.0.tgz",
+      "integrity": "sha512-EDsgawzwoun2CZkCgtxJbv392v4nbk9XDD06zI+kQYoBM/3RBWLlEyJARDOmhAAosBjWACEkKL6S+lIZtcAubA==",
+      "dependencies": {
+        "object-assign": "^4.1.1",
+        "util": "0.10.3"
+      }
+    },
     "node_modules/assert-plus": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
@@ -389,12 +453,39 @@
         "node": ">=0.8"
       }
     },
+    "node_modules/assert/node_modules/inherits": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.1.tgz",
+      "integrity": "sha1-sX0I0ya0Qj5Wjv9xn5GwscvfafE="
+    },
+    "node_modules/assert/node_modules/util": {
+      "version": "0.10.3",
+      "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
+      "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
+      "dependencies": {
+        "inherits": "2.0.1"
+      }
+    },
     "node_modules/asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
       "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
       "dev": true
     },
+    "node_modules/available-typed-arrays": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.2.tgz",
+      "integrity": "sha512-XWX3OX8Onv97LMk/ftVyBibpGwY5a8SmuxZPzeOxqmuEqUCOM9ZE+uIaD1VNJ5QnvU2UQusvmKbuM1FR8QWGfQ==",
+      "dependencies": {
+        "array-filter": "^1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.4"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
     "node_modules/aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.7.0.tgz",
@@ -413,8 +504,26 @@
     "node_modules/balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
+    },
+    "node_modules/base64-js": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
+      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/feross"
+        },
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/feross"
+        },
+        {
+          "type": "consulting",
+          "url": "https://feross.org/support"
+        }
+      ]
     },
     "node_modules/bcrypt-pbkdf": {
       "version": "1.0.2",
@@ -444,11 +553,15 @@
         "node": ">=8"
       }
     },
+    "node_modules/bn.js": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/bn.js/-/bn.js-5.2.0.tgz",
+      "integrity": "sha512-D7iWRBvnZE8ecXiLj/9wbxH7Tk79fAh8IHaTNq1RWRixsS02W+5qS+iE9yq6RYl0asXx5tw0bLhmT5pIfbSquw=="
+    },
     "node_modules/brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "dev": true,
       "dependencies": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
@@ -466,12 +579,216 @@
         "node": ">=8"
       }
     },
+    "node_modules/brorand": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/brorand/-/brorand-1.1.0.tgz",
+      "integrity": "sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8="
+    },
+    "node_modules/browser-pack": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/browser-pack/-/browser-pack-6.1.0.tgz",
+      "integrity": "sha512-erYug8XoqzU3IfcU8fUgyHqyOXqIE4tUTTQ+7mqUjQlvnXkOO6OlT9c/ZoJVHYoAaqGxr09CN53G7XIsO4KtWA==",
+      "dependencies": {
+        "combine-source-map": "~0.8.0",
+        "defined": "^1.0.0",
+        "JSONStream": "^1.0.3",
+        "safe-buffer": "^5.1.1",
+        "through2": "^2.0.0",
+        "umd": "^3.0.0"
+      },
+      "bin": {
+        "browser-pack": "bin/cmd.js"
+      }
+    },
+    "node_modules/browser-resolve": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/browser-resolve/-/browser-resolve-2.0.0.tgz",
+      "integrity": "sha512-7sWsQlYL2rGLy2IWm8WL8DCTJvYLc/qlOnsakDac87SOoCd16WLsaAMdCiAqsTNHIe+SXfaqyxyo6THoWqs8WQ==",
+      "dependencies": {
+        "resolve": "^1.17.0"
+      }
+    },
     "node_modules/browser-stdout": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz",
       "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
       "dev": true
     },
+    "node_modules/browserify": {
+      "version": "17.0.0",
+      "resolved": "https://registry.npmjs.org/browserify/-/browserify-17.0.0.tgz",
+      "integrity": "sha512-SaHqzhku9v/j6XsQMRxPyBrSP3gnwmE27gLJYZgMT2GeK3J0+0toN+MnuNYDfHwVGQfLiMZ7KSNSIXHemy905w==",
+      "dependencies": {
+        "assert": "^1.4.0",
+        "browser-pack": "^6.0.1",
+        "browser-resolve": "^2.0.0",
+        "browserify-zlib": "~0.2.0",
+        "buffer": "~5.2.1",
+        "cached-path-relative": "^1.0.0",
+        "concat-stream": "^1.6.0",
+        "console-browserify": "^1.1.0",
+        "constants-browserify": "~1.0.0",
+        "crypto-browserify": "^3.0.0",
+        "defined": "^1.0.0",
+        "deps-sort": "^2.0.1",
+        "domain-browser": "^1.2.0",
+        "duplexer2": "~0.1.2",
+        "events": "^3.0.0",
+        "glob": "^7.1.0",
+        "has": "^1.0.0",
+        "htmlescape": "^1.1.0",
+        "https-browserify": "^1.0.0",
+        "inherits": "~2.0.1",
+        "insert-module-globals": "^7.2.1",
+        "JSONStream": "^1.0.3",
+        "labeled-stream-splicer": "^2.0.0",
+        "mkdirp-classic": "^0.5.2",
+        "module-deps": "^6.2.3",
+        "os-browserify": "~0.3.0",
+        "parents": "^1.0.1",
+        "path-browserify": "^1.0.0",
+        "process": "~0.11.0",
+        "punycode": "^1.3.2",
+        "querystring-es3": "~0.2.0",
+        "read-only-stream": "^2.0.0",
+        "readable-stream": "^2.0.2",
+        "resolve": "^1.1.4",
+        "shasum-object": "^1.0.0",
+        "shell-quote": "^1.6.1",
+        "stream-browserify": "^3.0.0",
+        "stream-http": "^3.0.0",
+        "string_decoder": "^1.1.1",
+        "subarg": "^1.0.0",
+        "syntax-error": "^1.1.1",
+        "through2": "^2.0.0",
+        "timers-browserify": "^1.0.1",
+        "tty-browserify": "0.0.1",
+        "url": "~0.11.0",
+        "util": "~0.12.0",
+        "vm-browserify": "^1.0.0",
+        "xtend": "^4.0.0"
+      },
+      "bin": {
+        "browserify": "bin/cmd.js"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/browserify-aes": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/browserify-aes/-/browserify-aes-1.2.0.tgz",
+      "integrity": "sha512-+7CHXqGuspUn/Sl5aO7Ea0xWGAtETPXNSAjHo48JfLdPWcMng33Xe4znFvQweqc/uzk5zSOI3H52CYnjCfb5hA==",
+      "dependencies": {
+        "buffer-xor": "^1.0.3",
+        "cipher-base": "^1.0.0",
+        "create-hash": "^1.1.0",
+        "evp_bytestokey": "^1.0.3",
+        "inherits": "^2.0.1",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "node_modules/browserify-cipher": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/browserify-cipher/-/browserify-cipher-1.0.1.tgz",
+      "integrity": "sha512-sPhkz0ARKbf4rRQt2hTpAHqn47X3llLkUGn+xEJzLjwY8LRs2p0v7ljvI5EyoRO/mexrNunNECisZs+gw2zz1w==",
+      "dependencies": {
+        "browserify-aes": "^1.0.4",
+        "browserify-des": "^1.0.0",
+        "evp_bytestokey": "^1.0.0"
+      }
+    },
+    "node_modules/browserify-des": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/browserify-des/-/browserify-des-1.0.2.tgz",
+      "integrity": "sha512-BioO1xf3hFwz4kc6iBhI3ieDFompMhrMlnDFC4/0/vd5MokpuAc3R+LYbwTA9A5Yc9pq9UYPqffKpW2ObuwX5A==",
+      "dependencies": {
+        "cipher-base": "^1.0.1",
+        "des.js": "^1.0.0",
+        "inherits": "^2.0.1",
+        "safe-buffer": "^5.1.2"
+      }
+    },
+    "node_modules/browserify-rsa": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.1.0.tgz",
+      "integrity": "sha512-AdEER0Hkspgno2aR97SAf6vi0y0k8NuOpGnVH3O99rcA5Q6sh8QxcngtHuJ6uXwnfAXNM4Gn1Gb7/MV1+Ymbog==",
+      "dependencies": {
+        "bn.js": "^5.0.0",
+        "randombytes": "^2.0.1"
+      }
+    },
+    "node_modules/browserify-sign": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/browserify-sign/-/browserify-sign-4.2.1.tgz",
+      "integrity": "sha512-/vrA5fguVAKKAVTNJjgSm1tRQDHUU6DbwO9IROu/0WAzC8PKhucDSh18J0RMvVeHAn5puMd+QHC2erPRNf8lmg==",
+      "dependencies": {
+        "bn.js": "^5.1.1",
+        "browserify-rsa": "^4.0.1",
+        "create-hash": "^1.2.0",
+        "create-hmac": "^1.1.7",
+        "elliptic": "^6.5.3",
+        "inherits": "^2.0.4",
+        "parse-asn1": "^5.1.5",
+        "readable-stream": "^3.6.0",
+        "safe-buffer": "^5.2.0"
+      }
+    },
+    "node_modules/browserify-sign/node_modules/readable-stream": {
+      "version": "3.6.0",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+      "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+      "dependencies": {
+        "inherits": "^2.0.3",
+        "string_decoder": "^1.1.1",
+        "util-deprecate": "^1.0.1"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
+    "node_modules/browserify-zlib": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/browserify-zlib/-/browserify-zlib-0.2.0.tgz",
+      "integrity": "sha512-Z942RysHXmJrhqk88FmKBVq/v5tqmSkDz7p54G/MGyjMnCFFnC79XWNbg+Vta8W6Wb2qtSZTSxIGkJrRpCFEiA==",
+      "dependencies": {
+        "pako": "~1.0.5"
+      }
+    },
+    "node_modules/browserify/node_modules/punycode": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+      "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+    },
+    "node_modules/buffer": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.2.1.tgz",
+      "integrity": "sha512-c+Ko0loDaFfuPWiL02ls9Xd3GO3cPVmUobQ6t3rXNUk304u6hGq+8N/kFi+QEIKhzK3uwolVhLzszmfLmMLnqg==",
+      "dependencies": {
+        "base64-js": "^1.0.2",
+        "ieee754": "^1.1.4"
+      }
+    },
+    "node_modules/buffer-from": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
+      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A=="
+    },
+    "node_modules/buffer-xor": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/buffer-xor/-/buffer-xor-1.0.3.tgz",
+      "integrity": "sha1-JuYe0UIvtw3ULm42cp7VHYVf6Nk="
+    },
+    "node_modules/builtin-status-codes": {
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+      "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.4.11.tgz",
+      "integrity": "sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==",
+      "requires": {
+        "inherits": "^2.0.1",
+        "safe-buffer": "^5.0.1"
+      }
+    },
+    "shasum-object": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/shasum-object/-/shasum-object-1.0.0.tgz",
+      "integrity": "sha512-Iqo5rp/3xVi6M4YheapzZhhGPVs0yZwHj7wvwQ1B9z8H6zk+FEnI7y3Teq7qwnekfEhu8WmG2z0z4iWZaxLWVg==",
+      "requires": {
+        "fast-safe-stringify": "^2.0.7"
+      }
+    },
     "shebang-command": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
@@ -5307,17 +7608,26 @@
       "integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==",
       "dev": true
     },
+    "shell-quote": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/shell-quote/-/shell-quote-1.7.2.tgz",
+      "integrity": "sha512-mRz/m/JVscCrkMyPqHc/bczi3OQHkLTqXHEFu0zDhK/qfv3UcOA4SVmRCLmos4bhjr9ekVQubj/R7waKapmiQg=="
+    },
     "signal-exit": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
       "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0=",
       "dev": true
     },
+    "simple-concat": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz",
+      "integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q=="
+    },
     "source-map": {
       "version": "0.5.7",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-      "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
-      "dev": true
+      "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w="
     },
     "spawn-wrap": {
       "version": "2.0.0",
@@ -5367,6 +7677,76 @@
         "tweetnacl": "~0.14.0"
       }
     },
+    "stream-browserify": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/stream-browserify/-/stream-browserify-3.0.0.tgz",
+      "integrity": "sha512-H73RAHsVBapbim0tU2JwwOiXUj+fikfiaoYAKHF3VJfA0pe2BCzkhAHBlLG6REzE+2WNZcxOXjK7lkso+9euLA==",
+      "requires": {
+        "inherits": "~2.0.4",
+        "readable-stream": "^3.5.0"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "3.6.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+          "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        }
+      }
+    },
+    "stream-combiner2": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/stream-combiner2/-/stream-combiner2-1.1.1.tgz",
+      "integrity": "sha1-+02KFCDqNidk4hrUeAOXvry0HL4=",
+      "requires": {
+        "duplexer2": "~0.1.0",
+        "readable-stream": "^2.0.2"
+      }
+    },
+    "stream-http": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/stream-http/-/stream-http-3.2.0.tgz",
+      "integrity": "sha512-Oq1bLqisTyK3TSCXpPbT4sdeYNdmyZJv1LxpEm2vu1ZhK89kSE5YXwZc3cWk0MagGaKriBh9mCFbVGtO+vY29A==",
+      "requires": {
+        "builtin-status-codes": "^3.0.0",
+        "inherits": "^2.0.4",
+        "readable-stream": "^3.6.0",
+        "xtend": "^4.0.2"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "3.6.0",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
+          "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        }
+      }
+    },
+    "stream-splicer": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/stream-splicer/-/stream-splicer-2.0.1.tgz",
+      "integrity": "sha512-Xizh4/NPuYSyAXyT7g8IvdJ9HJpxIGL9PjyhtywCZvvP0OPIdqyrr4dMikeuvY8xahpdKEBlBTySe583totajg==",
+      "requires": {
+        "inherits": "^2.0.1",
+        "readable-stream": "^2.0.2"
+      }
+    },
+    "string_decoder": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+      "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+      "requires": {
+        "safe-buffer": "~5.2.0"
+      }
+    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -5378,23 +7758,21 @@
       }
     },
     "string.prototype.trimend": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimend/-/string.prototype.trimend-1.0.1.tgz",
-      "integrity": "sha512-LRPxFUaTtpqYsTeNKaFOw3R4bxIzWOnbQ837QfBylo8jIxtcbK/A/sMV7Q+OAV/vWo+7s25pOE10KYSjaSO06g==",
-      "dev": true,
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimend/-/string.prototype.trimend-1.0.4.tgz",
+      "integrity": "sha512-y9xCjw1P23Awk8EvTpcyL2NIr1j7wJ39f+k6lvRnSMz+mz9CGz9NYPelDk42kOz6+ql8xjfK8oYzy3jAP5QU5A==",
       "requires": {
-        "define-properties": "^1.1.3",
-        "es-abstract": "^1.17.5"
+        "call-bind": "^1.0.2",
+        "define-properties": "^1.1.3"
       }
     },
     "string.prototype.trimstart": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimstart/-/string.prototype.trimstart-1.0.1.tgz",
-      "integrity": "sha512-XxZn+QpvrBI1FOcg6dIpxUPgWCPuNXvMD72aaRaUQv1eD4e/Qy8i/hFTe0BUmD60p/QA6bh1avmuPTfNjqVWRw==",
-      "dev": true,
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimstart/-/string.prototype.trimstart-1.0.4.tgz",
+      "integrity": "sha512-jh6e984OBfvxS50tdY2nRZnoC5/mLFKOREQfw8t5yytkoUsJRNxvI/E39qu1sD0OtWI3OC0XgKSmcWwziwYuZw==",
       "requires": {
-        "define-properties": "^1.1.3",
-        "es-abstract": "^1.17.5"
+        "call-bind": "^1.0.2",
+        "define-properties": "^1.1.3"
       }
     },
     "strip-ansi": {
@@ -5418,6 +7796,14 @@
       "integrity": "sha512-VTyMAUfdm047mwKl+u79WIdrZxtFtn+nBxHeb844XBQ9uMNTuTHdx2hc5RiAJYqwTj3wc/xe5HLSdJSkJ+WfZw==",
       "dev": true
     },
+    "subarg": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/subarg/-/subarg-1.0.0.tgz",
+      "integrity": "sha1-9izxdYHplrSPyWVpn1TAauJouNI=",
+      "requires": {
+        "minimist": "^1.1.0"
+      }
+    },
     "supports-color": {
       "version": "7.1.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.1.0.tgz",
@@ -5435,6 +7821,14 @@
         }
       }
     },
+    "syntax-error": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/syntax-error/-/syntax-error-1.4.0.tgz",
+      "integrity": "sha512-YPPlu67mdnHGTup2A8ff7BC2Pjq0e0Yp/IyTFN03zWO0RcK07uLcbi7C2KpGR2FvWbaB0+bfE27a+sBKebSo7w==",
+      "requires": {
+        "acorn-node": "^1.2.0"
+      }
+    },
     "test-exclude": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-6.0.0.tgz",
@@ -5462,6 +7856,28 @@
         }
       }
     },
+    "through": {
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
+    },
+    "through2": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/through2/-/through2-2.0.5.tgz",
+      "integrity": "sha512-/mrRod8xqpA+IHSLyGCQ2s8SPHiCDEeQJSep1jqLYeEUClOFG2Qsh+4FU6G9VeqpZnGW/Su8LQGc4YKni5rYSQ==",
+      "requires": {
+        "readable-stream": "~2.3.6",
+        "xtend": "~4.0.1"
+      }
+    },
+    "timers-browserify": {
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/timers-browserify/-/timers-browserify-1.4.2.tgz",
+      "integrity": "sha1-ycWLV1voQHN1y14kYtrO50NZ9B0=",
+      "requires": {
+        "process": "~0.11.0"
+      }
+    },
     "tmp": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.1.0.tgz",
@@ -5507,6 +7923,11 @@
         "punycode": "^2.1.1"
       }
     },
+    "tty-browserify": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.1.tgz",
+      "integrity": "sha512-C3TaO7K81YvjCgQH9Q1S3R3P3BtN3RIM8n+OvX4il1K1zgE8ZhI0op7kClgkxtutIE8hQrcrHBXvIheqKUUCxw=="
+    },
     "tunnel-agent": {
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -5528,6 +7949,11 @@
       "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==",
       "dev": true
     },
+    "typedarray": {
+      "version": "0.0.6",
+      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
+      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
+    },
     "typedarray-to-buffer": {
       "version": "3.1.5",
       "resolved": "https://registry.npmjs.org/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz",
@@ -5537,6 +7963,44 @@
         "is-typedarray": "^1.0.0"
       }
     },
+    "uglify-js": {
+      "version": "3.13.4",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.13.4.tgz",
+      "integrity": "sha512-kv7fCkIXyQIilD5/yQy8O+uagsYIOt5cZvs890W40/e/rvjMSzJw81o9Bg0tkURxzZBROtDQhW2LFjOGoK3RZw=="
+    },
+    "uglifyjs": {
+      "version": "2.4.11",
+      "resolved": "https://registry.npmjs.org/uglifyjs/-/uglifyjs-2.4.11.tgz",
+      "integrity": "sha1-NEDWTgRXWViVJEGOtkHGi7kNET4="
+    },
+    "umd": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/umd/-/umd-3.0.3.tgz",
+      "integrity": "sha512-4IcGSufhFshvLNcMCV80UnQVlZ5pMOC8mvNPForqwA4+lzYQuetTESLDQkeLmihq8bRcnpbQa48Wb8Lh16/xow=="
+    },
+    "unbox-primitive": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/unbox-primitive/-/unbox-primitive-1.0.1.tgz",
+      "integrity": "sha512-tZU/3NqK3dA5gpE1KtyiJUrEB0lxnGkMFHptJ7q6ewdZ8s12QrODwNbhIJStmJkd1QDXa1NRA8aF2A1zk/Ypyw==",
+      "requires": {
+        "function-bind": "^1.1.1",
+        "has-bigints": "^1.0.1",
+        "has-symbols": "^1.0.2",
+        "which-boxed-primitive": "^1.0.2"
+      }
+    },
+    "undeclared-identifiers": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/undeclared-identifiers/-/undeclared-identifiers-1.1.3.tgz",
+      "integrity": "sha512-pJOW4nxjlmfwKApE4zvxLScM/njmwj/DiUBv7EabwE4O8kRUy+HIwxQtZLBPll/jx1LJyBcqNfB3/cpv9EZwOw==",
+      "requires": {
+        "acorn-node": "^1.3.0",
+        "dash-ast": "^1.0.0",
+        "get-assigned-identifiers": "^1.2.0",
+        "simple-concat": "^1.0.0",
+        "xtend": "^4.0.1"
+      }
+    },
     "uri-js": {
       "version": "4.2.2",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
@@ -5546,6 +8010,40 @@
         "punycode": "^2.1.0"
       }
     },
+    "url": {
+      "version": "0.11.0",
+      "resolved": "https://registry.npmjs.org/url/-/url-0.11.0.tgz",
+      "integrity": "sha1-ODjpfPxgUh63PFJajlW/3Z4uKPE=",
+      "requires": {
+        "punycode": "1.3.2",
+        "querystring": "0.2.0"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "1.3.2",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.3.2.tgz",
+          "integrity": "sha1-llOgNvt8HuQjQvIyXM7v6jkmxI0="
+        }
+      }
+    },
+    "util": {
+      "version": "0.12.3",
+      "resolved": "https://registry.npmjs.org/util/-/util-0.12.3.tgz",
+      "integrity": "sha512-I8XkoQwE+fPQEhy9v012V+TSdH2kp9ts29i20TaaDUXsg7x/onePbhFJUExBfv/2ay1ZOp/Vsm3nDlmnFGSAog==",
+      "requires": {
+        "inherits": "^2.0.3",
+        "is-arguments": "^1.0.4",
+        "is-generator-function": "^1.0.7",
+        "is-typed-array": "^1.1.3",
+        "safe-buffer": "^5.1.2",
+        "which-typed-array": "^1.1.2"
+      }
+    },
+    "util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+    },
     "uuid": {
       "version": "3.4.0",
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
@@ -5563,6 +8061,11 @@
         "extsprintf": "^1.2.0"
       }
     },
+    "vm-browserify": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vm-browserify/-/vm-browserify-1.1.2.tgz",
+      "integrity": "sha512-2ham8XPWTONajOR0ohOKOHXkm3+gaBmGut3SRuu75xLd/RRaY6vqgh8NBYYk7+RW3u5AtzPQZG8F10LHkl0lAQ=="
+    },
     "which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -5572,12 +8075,38 @@
         "isexe": "^2.0.0"
       }
     },
+    "which-boxed-primitive": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/which-boxed-primitive/-/which-boxed-primitive-1.0.2.tgz",
+      "integrity": "sha512-bwZdv0AKLpplFY2KZRX6TvyuN7ojjr7lwkg6ml0roIy9YeuSr7JS372qlNW18UQYzgYK9ziGcerWqZOmEn9VNg==",
+      "requires": {
+        "is-bigint": "^1.0.1",
+        "is-boolean-object": "^1.1.0",
+        "is-number-object": "^1.0.4",
+        "is-string": "^1.0.5",
+        "is-symbol": "^1.0.3"
+      }
+    },
     "which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
       "dev": true
     },
+    "which-typed-array": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/which-typed-array/-/which-typed-array-1.1.4.tgz",
+      "integrity": "sha512-49E0SpUe90cjpoc7BOJwyPHRqSAd12c10Qm2amdEZrJPCY2NDxaW01zHITrem+rnETY3dwrbH3UUrUwagfCYDA==",
+      "requires": {
+        "available-typed-arrays": "^1.0.2",
+        "call-bind": "^1.0.0",
+        "es-abstract": "^1.18.0-next.1",
+        "foreach": "^2.0.5",
+        "function-bind": "^1.1.1",
+        "has-symbols": "^1.0.1",
+        "is-typed-array": "^1.1.3"
+      }
+    },
     "wide-align": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
@@ -5635,8 +8164,7 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "write-file-atomic": {
       "version": "3.0.3",
@@ -5650,6 +8178,11 @@
         "typedarray-to-buffer": "^3.1.5"
       }
     },
+    "xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ=="
+    },
     "y18n": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.3.tgz",
diff --git a/package.json b/package.json
index f95f421d..c8b1b53d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "avsc",
-  "version": "5.6.2",
+  "version": "5.6.3",
   "description": "Avro for JavaScript",
   "homepage": "https://github.com/mtth/avsc",
   "keywords": [
@@ -65,5 +65,10 @@
   "repository": {
     "type": "git",
     "url": "git://github.com/mtth/avsc.git"
+  },
+  "dependencies": {
+    "browserify": "^17.0.0",
+    "uglify-js": "^3.13.4",
+    "uglifyjs": "^2.4.11"
   }
 }
diff --git a/test/test_containers.js b/test/test_containers.js
index 8589a6fd..57be24bd 100644
--- a/test/test_containers.js
+++ b/test/test_containers.js
@@ -495,11 +495,20 @@ suite('containers', function () {
     test('uncompressed int', function (cb) {
       var t = Type.forSchema('int');
       var objs = [];
-      var encoder = new streams.BlockEncoder(t);
+      var encoderInfos = [];
+      var decoderInfos = [];
+      var encoder = new streams.BlockEncoder(t)
+        .on('block', function (info) { encoderInfos.push(info); });
       var decoder = new streams.BlockDecoder()
+        .on('block', function (info) { decoderInfos.push(info); })
         .on('data', function (obj) { objs.push(obj); })
         .on('end', function () {
           assert.deepEqual(objs, [12, 23, 48]);
+          var infos = [
+            {valueCount: 3, rawDataLength: 3, compressedDataLength: 3}
+          ];
+          assert.deepEqual(encoderInfos, infos);
+          assert.deepEqual(decoderInfos, infos);
           cb();
         });
       encoder.pipe(decoder);