feat: option to skip installAppDependencies

Closes #442

Author: develar

src/build-cli.ts

@@ -64,6 +64,11 @@ const args = <CliOptions>(yargs
   .option("arch", {
     choices: ["ia32", "x64", "all"],
   })
+  .option("npmRebuild", {
+    describe: "Runs npm rebuild before starting to package the app.",
+    default: true,
+    type: "boolean",
+  })
   .strict()
   .help()
   .epilog(`Project home: ${underline("https://github.com/electron-userland/electron-builder")}`)

src/packager.ts

@@ -173,7 +173,10 @@ export class Packager implements BuildInfo {
   }
 
   private installAppDependencies(platform: Platform, arch: string): Promise<any> {
-    if (this.isTwoPackageJsonProjectLayoutUsed) {
+    if (!this.options.npmRebuild) {
+      log("Skip app dependencies rebuild because npmRebuild is set to false")
+    }
+    else if (this.isTwoPackageJsonProjectLayoutUsed) {
       if (platform.nodeName === process.platform) {
         return installDependencies(this.appDir, this.electronVersion, arch, "rebuild")
       }

src/platformPackager.ts

@@ -57,6 +57,8 @@ export interface PackagerOptions {
    * Development `package.json` will be still read, but options specified in this object will override.
    */
   readonly devMetadata?: DevMetadata
+
+  readonly npmRebuild?: boolean
 }
 
 export interface BuildInfo extends ProjectMetadataProvider {
@@ -230,8 +232,8 @@ export abstract class PlatformPackager<DC extends PlatformSpecificBuildOptions>
   }
 
   protected async copyExtraFiles(appOutDir: string, arch: string, customBuildOptions: DC): Promise<any> {
-    await this.doCopyExtraFiles(true, appOutDir, arch, this.customBuildOptions)
-    await this.doCopyExtraFiles(false, appOutDir, arch, this.customBuildOptions)
+    await this.doCopyExtraFiles(true, appOutDir, arch, customBuildOptions)
+    await this.doCopyExtraFiles(false, appOutDir, arch, customBuildOptions)
   }
 
   private async doCopyExtraFiles(isResources: boolean, appOutDir: string, arch: string, customBuildOptions: DC): Promise<Array<string>> {