refactor: Harmonize project structure

index.js

@@ -0,0 +1,10 @@
+module.exports = SemanticReleaseError;
+
+SemanticReleaseError.prototype = new Error();
+
+function SemanticReleaseError(message, code) {
+  Error.captureStackTrace(this, this.constructor);
+  this.name = this.constructor.name;
+  this.message = message;
+  this.code = code;
+}

package.json

@@ -1,6 +1,7 @@
 {
   "name": "semantic-release-error",
   "description": "errors with more than just a message",
+  "version": "0.0.0-development",
   "author": "Stephan Bönnemann <stephan@boennemann.me> (http://boennemann.me)",
   "bugs": {
     "url": "https://github.com/semantic-release/error/issues"
@@ -19,13 +20,16 @@
     "standard": "^10.0.3",
     "tap": "^10.7.2"
   },
+  "files": [
+    "index.js"
+  ],
   "homepage": "https://github.com/semantic-release/error#readme",
   "keywords": [
     "error",
     "semantic-release"
   ],
   "license": "MIT",
-  "main": "src/index.js",
+  "main": "index.js",
   "repository": {
     "type": "git",
     "url": "https://github.com/semantic-release/error.git"
@@ -38,5 +42,4 @@
     "semantic-release": "semantic-release pre && npm publish && semantic-release post",
     "test": "nyc tap --no-cov test/*.js"
   },
-  "version": "0.0.0-development"
 }