fix(deno): get yargs working on deno@1.5.x (#1799)

README.md

@@ -124,10 +124,10 @@ As of `v16`, `yargs` supports [Deno](https://github.com/denoland/deno):
 
 ```typescript
 import yargs from 'https://deno.land/x/yargs/deno.ts'
-import { Arguments, YargsType } from 'https://deno.land/x/yargs/types.ts'
+import { Arguments } from 'https://deno.land/x/yargs/types.ts'
 
 yargs(Deno.args)
-  .command('download <files...>', 'download a list of files', (yargs: YargsType) => {
+  .command('download <files...>', 'download a list of files', (yargs: any) => {
     return yargs.positional('files', {
       describe: 'a list of files to do something with'
     })

deno.ts

@@ -1,11 +1,10 @@
 // Bootstrap yargs for Deno platform:
 import denoPlatformShim from './lib/platform-shims/deno.ts';
 import {YargsWithShim} from './build/lib/yargs-factory.js';
-import type {YargsInstance as YargsType} from './build/lib/yargs-factory.d.ts';
 
 const WrappedYargs = YargsWithShim(denoPlatformShim);
 
-function Yargs(args?: string[]): YargsType {
+function Yargs(args?: string[]) {
   return WrappedYargs(args);
 }
 

lib/platform-shims/deno.ts

@@ -11,9 +11,9 @@ import {
   posix,
 } from 'https://deno.land/std/path/mod.ts';
 
-import cliui from 'https://deno.land/x/cliui@v7.0.0-deno/deno.ts';
+import cliui from 'https://deno.land/x/cliui@v7.0.4-deno/deno.ts';
 import escalade from 'https://deno.land/x/escalade@v3.0.3/sync.ts';
-import Parser from 'https://deno.land/x/yargs_parser@v20.2.0-deno/deno.ts';
+import Parser from 'https://deno.land/x/yargs_parser@v20.2.4-deno/deno.ts';
 import y18n from 'https://deno.land/x/y18n@v5.0.0-deno/deno.ts';
 import {YError} from '../../build/lib/yerror.js';
 

lib/yargs-factory.ts

@@ -14,18 +14,20 @@ import {
   command as Command,
   CommandHandlerDefinition,
 } from './command.js';
-import {
+import type {
   Dictionary,
-  assertNotStrictEqual,
   KeyOf,
   DictionaryKeyof,
   ValueOf,
-  objectKeys,
-  assertSingleKey,
   RequireDirectoryOptions,
   PlatformShim,
   RequireType,
 } from './typings/common-types.js';
+import {
+  assertNotStrictEqual,
+  assertSingleKey,
+  objectKeys,
+} from './typings/common-types.js';
 import {
   ArgsOutput,
   DetailedArguments as ParserDetailedArguments,

test/deno/yargs.test.ts

@@ -5,7 +5,7 @@ import {
   assertMatch
 } from 'https://deno.land/std/testing/asserts.ts'
 import yargs from '../../deno.ts'
-import { Arguments, YargsType } from '../../types.ts'
+import { Arguments } from '../../types.ts'
 
 Deno.test('demandCommand(1) throw error if no command provided', () => {
   let err: Error|null = null
@@ -31,7 +31,7 @@ Deno.test('guesses version # based on package.json', () => {
 // https://github.com/yargs/yargs/issues/1758
 Deno.test('does not drop .0 if positional is configured as string', async () => {
   const argv = await yargs(['cmd', '33.0'])
-    .command('cmd [str]', 'a command', (yargs: YargsType) => {
+    .command('cmd [str]', 'a command', (yargs: any) => {
       return yargs.positional('str', {
         type: 'string'
       })

types.ts

@@ -1,7 +1,11 @@
-// expose types for the benefit of Deno.
-import type {
-  YargsInstance as YargsType,
-  Arguments,
-} from './build/lib/yargs-factory.d.ts';
+declare type ArgsOutput = (string | number)[];
 
-export type {Arguments, YargsType};
+// TODO(bcoe): attempt to get the types for YargsInstance working again.
+export interface Arguments {
+  /** Non-option arguments */
+  _: ArgsOutput;
+  /** Arguments after the end-of-options flag `--` */
+  '--'?: ArgsOutput;
+  /** All remaining options */
+  [argName: string]: any;
+}