fix: update yargs

BREAKING CHANGE: Drop support for node versions < 12

package.json

@@ -42,7 +42,7 @@
     "@types/glob": "^5.0.30",
     "@types/jest": "^27.4.1",
     "@types/node": "^7.0.13",
-    "@types/yargs": "^6.6.0",
+    "@types/yargs": "^17.0.10",
     "jest": "^27.0.0",
     "rimraf": "^2.5.4",
     "semantic-release": "18.0.0",
@@ -56,6 +56,6 @@
   "dependencies": {
     "glob": "^7.0.5",
     "json-stable-stringify": "^1.0.1",
-    "yargs": "^5.0.0"
+    "yargs": "^17.0.0"
   }
 }

src/cli.ts

@@ -3,58 +3,61 @@
 import * as yargs from 'yargs';
 import sync from './';
 
-const {
-	check,
-	files,
-	primary,
-	languages,
-	space,
-	lineendings,
-	finalnewline,
-	newkeysempty
-} = yargs
-	.describe('c', 'Audit files in memory instead of changing them on the filesystem and throw an error if any changes would be made')
-	.alias('c', 'check')
-	.boolean('c')
-
-	.describe('f', 'Glob pattern for the resource JSON files')
-	.example('--files', `'**/locales/*.json'`)
-	.alias('f', 'files')
-
-	.describe('p', 'Primary localization language. Other language files will be changed to match')
-	.alias('p', 'primary')
-
-	.describe('l', `Language files to create if they don't exist`)
-	.example('--languages', 'es fr pt-BR ja')
-	.alias('l', 'languages')
-	.array('l')
-
-	.describe('s', 'Space value used for JSON.stringify when writing JSON files to disk')
-	.alias('s', 'space')
-
-	.describe('le', 'Line endings used when writing JSON files to disk -- either LF or CRLF')
-	.alias('le', 'lineendings')
-
-	.describe('fn', 'Insert a final newline when writing JSON files to disk')
-	.alias('fn', 'finalnewline')
-	.boolean('fn')
-
-	.describe('e', 'Use empty string for new keys instead of the primary language value')
-	.alias('e', 'newkeysempty')
-	.boolean('e')
-
-	.help('h')
-	.alias('h', 'help')
-
-		.argv;
+const params = yargs
+	.options({
+		check: {
+			type: 'boolean',
+			alias: 'c',
+			description: 'Audit files in memory instead of changing them on the filesystem and throw an error if any changes would be made'
+		},
+		files: {
+			type: 'string',
+			alias: 'f',
+			description: 'Glob pattern for the resource JSON files'
+		},
+		primary: {
+			type: 'string',
+			alias: 'p',
+			description: 'Primary localization language. Other language files will be changed to match'
+		},
+		languages: {
+			type: 'array',
+			alias: 'l',
+			description: `Language files to create if they don't exist`
+		},
+		space: {
+			type: 'string',
+			alias: 's',
+			description: 'Space value used for JSON.stringify when writing JSON files to disk'
+		},
+		lineendings: {
+			choices: ['LF', 'CRLF'] as const,
+			alias: 'le',
+			description: 'Line endings used when writing JSON files to disk -- either LF or CRLF'
+		},
+		finalnewline: {
+			type: 'boolean',
+			alias: 'fn',
+			description: 'Insert a final newline when writing JSON files to disk'
+		},
+		newkeysempty: {
+			type: 'boolean',
+			alias: 'e',
+			description: 'Use empty string for new keys instead of the primary language value'
+		}
+	})
+	.example([
+		[`$0 --check --files '**/locales/*.json' --primary en --languages es fr pt-BR ja --space \t --lineendings LF --finalnewline --newkeysempty`]
+	])
+	.parseSync();
 
 sync({
-	check,
-	files,
-	primary,
-	createResources: languages,
-	space,
-	lineEndings: lineendings,
-	finalNewline: finalnewline,
-	newKeysEmpty: newkeysempty
+	check: Boolean(params.check),
+	files: params.files,
+	primary: params.primary,
+	createResources: params.languages as string[],
+	space: params.space,
+	lineEndings: params.lineendings,
+	finalNewline: Boolean(params.finalnewline),
+	newKeysEmpty: Boolean(params.newkeysempty)
 });