Add build_script_name option (#13)

Author: leclercb

README.md

@@ -72,6 +72,7 @@ After building successfully, the action will publish your release artifacts. By
 You can configure the action further with the following options:
 
 - `package_root`: Directory where NPM/Yarn commands should be run (default: `"."`)
+- `build_script_name`: Name of the optional NPM build script which is executed before `electron-builder` (default: `"build"`)
 
 See [`action.yml`](./action.yml) for a list of all possible input variables.
 

action.yml

@@ -26,6 +26,10 @@ inputs:
     description: Directory where NPM/Yarn commands should be run
     required: false
     default: "."
+  build_script_name:
+    description: Name of the optional NPM build script which is executed before `electron-builder`
+    required: false
+    default: build
 
   # Deprecated
   app_root:

index.js

@@ -67,6 +67,7 @@ const runAction = () => {
 	const platform = getPlatform();
 	const release = getInput("release", true) === "true";
 	const pkgRoot = getInput("package_root", true);
+	const buildScriptName = getInput("build_script_name", true);
 
 	// TODO: Deprecated option, remove in v2.0. `electron-builder` always requires a `package.json` in
 	// the same directory as the Electron app, so the `package_root` option should be used instead
@@ -106,13 +107,13 @@ const runAction = () => {
 	// Run NPM build script if it exists
 	log("Running the build script…");
 	if (useNpm) {
-		run("npm run build --if-present", pkgRoot);
+		run(`npm run ${buildScriptName} --if-present`, pkgRoot);
 	} else {
-		// TODO: Use `yarn run build --if-present` once supported
+		// TODO: Use `yarn run ${buildScriptName} --if-present` once supported
 		// https://github.com/yarnpkg/yarn/issues/6894
 		const pkgJson = JSON.parse(readFileSync(pkgJsonPath, "utf8"));
-		if (pkgJson.scripts && pkgJson.scripts.build) {
-			run("yarn build", pkgRoot);
+		if (pkgJson.scripts && pkgJson.scripts[buildScriptName]) {
+			run(`yarn run ${buildScriptName}`, pkgRoot);
 		}
 	}