feat: Updated protoc to 3.20.3 (#7)

`protoc-gen-js` was removed in more recent version of Protocol Buffers.
Ref: protocolbuffers/protobuf-javascript#127

Closes #4

Signed-off-by: dankeboy36 <[email protected]>

Signed-off-by: dankeboy36 <[email protected]>

Author: dankeboy36

README.md

@@ -1,8 +1,8 @@
 # Protocol Buffers for Node
-A wrapper in Node for the compiled protoc from https://github.com/google/protobuf.
+A wrapper in Node for the compiled protoc from https://github.com/protocolbuffers/protobuf.
 
 ## Version
-It's currently using Protocol Buffers `v3.11.2`.
+It's currently using Protocol Buffers `v3.20.3`.
 
 ## Platforms
 Google only provides binary files for Windows, Linux and OSX in x86_64 and x86_32.

index.js

@@ -49,7 +49,7 @@ exports.closure = function(files, options, callback) {
  * Converts .proto files to .js files that can be used in Google Closure
  * Compiler.
  * The generated .js files require the files in
- * https://github.com/google/protobuf/tree/master/js.
+ * https://github.com/protocolbuffers/protobuf/tree/v3.20.3/js.
  * @param {?Array<string>} files the proto files.
  * @param {?function(?Error, ?Array<Vinyl>)} callback the callback method.
  */

scripts/postinstall.js

@@ -5,15 +5,14 @@ var unzip = require("unzipper");
 var mkdirp = require("mkdirp");
 var protoc = require("../protoc.js");
 
-const protoVersion = "3.11.2";
+const protoVersion = "3.20.3";
 
 var releases = {
-  "win32_x86_32": `https://github.com/google/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-win32.zip`,
-  "win32_x86_64": `https://github.com/google/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-win32.zip`,
-  "linux_x86_32": `https://github.com/google/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-linux-x86_32.zip`,
-  "linux_x86_64": `https://github.com/google/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-linux-x86_64.zip`,
-  "darwin_x86_32": `https://github.com/google/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-osx-x86_32.zip`,
-  "darwin_x86_64": `https://github.com/google/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-osx-x86_64.zip`
+  "win32_x86_32": `https://github.com/protocolbuffers/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-win32.zip`,
+  "win32_x86_64": `https://github.com/protocolbuffers/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-win32.zip`,
+  "linux_x86_32": `https://github.com/protocolbuffers/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-linux-x86_32.zip`,
+  "linux_x86_64": `https://github.com/protocolbuffers/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-linux-x86_64.zip`,
+  "darwin_x86_64": `https://github.com/protocolbuffers/protobuf/releases/download/v${protoVersion}/protoc-${protoVersion}-osx-x86_64.zip`
 };
 
 var platform = process.platform;
@@ -44,5 +43,5 @@ if (releases[release]) {
       });
     });
 } else {
-  throw new Error("Unsupported platform. Was not able to find a proper protoc version.");
+  throw new Error(`Unsupported platform: ${release}. Was not able to find a proper protoc version.`);
 }