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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
import { parseFlags } from "./deps.ts";
export type Command = NewCommand | BuildCommand | CheckCommand;
export interface NewCommand {  kind: "new";}
export interface CommonBuild {  outDir: string;  bindingJsFileExt: string;  profile: "debug" | "release";  project: string | undefined;  isSync: boolean;  isOpt: boolean;  cargoFlags: string[];}
export interface BuildCommand extends CommonBuild {  kind: "build";}
export interface CheckCommand extends CommonBuild {  kind: "check";}
export function parseArgs(rawArgs: string[]): Command {  const flags = parseFlags(rawArgs);  switch (flags._[0]) {    case "new":      return {        kind: "new",      };    case "build":    case undefined:    case null:      if (flags.check) {        return {          kind: "check",          ...getCommonBuild(),        };      } else {        return {          kind: "build",          ...getCommonBuild(),        };      }    default:      throw new Error(`Unrecognized sub command: ${flags._[0]}`);  }
  function getCommonBuild(): CommonBuild {    return {      profile: flags.debug ? "debug" : "release",      project: flags.p ?? flags.project,      isSync: flags.sync ?? false,      isOpt: !(flags["skip-opt"] ?? false),      outDir: flags.out ?? "./lib",      bindingJsFileExt: flags["js-ext"] ?? `js`,      cargoFlags: getCargoFlags(),    };  }
  function getCargoFlags() {    const cargoFlags = [];
    if (flags["default-features"] === false) {      cargoFlags.push("--no-default-features");    }    if (flags["features"]) {      cargoFlags.push(`--features`);      cargoFlags.push(flags["features"]);    }    if (flags["all-features"]) {      cargoFlags.push("--all-features");    }
    return cargoFlags;  }}