commands: add gn general options

src/commands/common.ts

@@ -3,6 +3,7 @@ export function undefList<T, U>(opt: T | undefined, fn: (opt: T) => U) {
 }
 
 export const optFlag = (flag: string, opt: string | undefined) => undefList(opt, opt => [flag, opt])
+export const optFlagEq = (flag: string, opt: string | undefined) => undefList(opt, opt => [`${flag}=${opt}`])
 
 /**
  * Generate a switch flag, like "--rebuild", "--nobuild"

src/commands/gn.ts

@@ -0,0 +1,14 @@
+import { optFlagEq } from "./common.js";
+
+export interface GeneralOptions {
+    /**
+     * Specifies build arguments overrides.
+     */
+    args?: string[]
+}
+
+export function generalOptions(o: GeneralOptions) {
+    return [
+        ...optFlagEq("--args", o.args?.join(' ')),
+    ]
+}