Require Node.js 16

Author: sindresorhus

.github/workflows/main.yml

@@ -10,10 +10,12 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
+          - 20
+          - 18
           - 16
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-node@v2
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install

index.d.ts

@@ -1,9 +1,9 @@
-import {SpinnerName} from 'cli-spinners';
+import {type SpinnerName} from 'cli-spinners';
 
-export interface Spinner {
+export type Spinner = {
 	readonly interval?: number;
 	readonly frames: string[];
-}
+};
 
 export type Color =
 	| 'black'
@@ -20,7 +20,7 @@ export type PrefixTextGenerator = () => string;
 
 export type SuffixTextGenerator = () => string;
 
-export interface Options {
+export type Options = {
 	/**
 	Text to display after the spinner.
 	*/
@@ -114,9 +114,9 @@ export interface Options {
 	@default true
 	*/
 	readonly discardStdin?: boolean;
-}
+};
 
-export interface PersistOptions {
+export type PersistOptions = {
 	/**
 	Symbol to replace the spinner with.
 
@@ -144,9 +144,9 @@ export interface PersistOptions {
 	Default: Current `suffixText`.
 	*/
 	readonly suffixText?: string | SuffixTextGenerator;
-}
+};
 
-export interface PromiseOptions<T> extends Options {
+export type PromiseOptions<T> = {
 	/**
 	The new text of the spinner when the promise is resolved.
 
@@ -160,8 +160,9 @@ export interface PromiseOptions<T> extends Options {
 	Keeps the existing text if `undefined`.
 	*/
 	failText?: string | ((error: Error) => string) | undefined;
-}
+} & Options;
 
+// eslint-disable-next-line @typescript-eslint/consistent-type-definitions
 export interface Ora {
 	/**
 	Change the text after the spinner.

index.js

@@ -4,7 +4,7 @@ import cliCursor from 'cli-cursor';
 import cliSpinners from 'cli-spinners';
 import logSymbols from 'log-symbols';
 import stripAnsi from 'strip-ansi';
-import wcwidth from 'wcwidth';
+import stringWidth from 'string-width';
 import isInteractive from 'is-interactive';
 import isUnicodeSupported from 'is-unicode-supported';
 import stdinDiscarder from 'stdin-discarder';
@@ -98,11 +98,11 @@ class Ora {
 		}
 
 		this.#indent = indent;
-		this.updateLineCount();
+		this.#updateLineCount();
 	}
 
 	get interval() {
-		return this.#initialInterval || this.#spinner.interval || 100;
+		return this.#initialInterval ?? this.#spinner.interval ?? 100;
 	}
 
 	get spinner() {
@@ -135,35 +135,34 @@ class Ora {
 		return this.#text;
 	}
 
-	set text(value) {
-		this.#text = value || '';
-		this.updateLineCount();
+	set text(value = '') {
+		this.#text = value;
+		this.#updateLineCount();
 	}
 
 	get prefixText() {
 		return this.#prefixText;
 	}
 
-	set prefixText(value) {
-		this.#prefixText = value || '';
-		this.updateLineCount();
+	set prefixText(value = '') {
+		this.#prefixText = value;
+		this.#updateLineCount();
 	}
 
 	get suffixText() {
 		return this.#suffixText;
 	}
 
-	set suffixText(value) {
-		this.#suffixText = value || '';
-		this.updateLineCount();
+	set suffixText(value = '') {
+		this.#suffixText = value;
+		this.#updateLineCount();
 	}
 
 	get isSpinning() {
 		return this.#id !== undefined;
 	}
 
-	// TODO: Use private methods when targeting Node.js 14.
-	getFullPrefixText(prefixText = this.#prefixText, postfix = ' ') {
+	#getFullPrefixText(prefixText = this.#prefixText, postfix = ' ') {
 		if (typeof prefixText === 'string' && prefixText !== '') {
 			return prefixText + postfix;
 		}
@@ -175,7 +174,7 @@ class Ora {
 		return '';
 	}
 
-	getFullSuffixText(suffixText = this.#suffixText, prefix = ' ') {
+	#getFullSuffixText(suffixText = this.#suffixText, prefix = ' ') {
 		if (typeof suffixText === 'string' && suffixText !== '') {
 			return prefix + suffixText;
 		}
@@ -187,15 +186,15 @@ class Ora {
 		return '';
 	}
 
-	updateLineCount() {
-		const columns = this.#stream.columns || 80;
-		const fullPrefixText = this.getFullPrefixText(this.#prefixText, '-');
-		const fullSuffixText = this.getFullSuffixText(this.#suffixText, '-');
+	#updateLineCount() {
+		const columns = this.#stream.columns ?? 80;
+		const fullPrefixText = this.#getFullPrefixText(this.#prefixText, '-');
+		const fullSuffixText = this.#getFullSuffixText(this.#suffixText, '-');
 		const fullText = ' '.repeat(this.#indent) + fullPrefixText + '--' + this.#text + '--' + fullSuffixText;
 
 		this.#lineCount = 0;
 		for (const line of stripAnsi(fullText).split('\n')) {
-			this.#lineCount += Math.max(1, Math.ceil(wcwidth(line) / columns));
+			this.#lineCount += Math.max(1, Math.ceil(stringWidth(line, {countAnsiEscapeCodes: true}) / columns));
 		}
 	}
 
@@ -354,16 +353,16 @@ class Ora {
 			return this;
 		}
 
-		const prefixText = options.prefixText || this.#prefixText;
-		const fullPrefixText = this.getFullPrefixText(prefixText, ' ');
+		const prefixText = options.prefixText ?? this.#prefixText;
+		const fullPrefixText = this.#getFullPrefixText(prefixText, ' ');
 
-		const symbolText = options.symbol || ' ';
+		const symbolText = options.symbol ?? ' ';
 
-		const text = options.text || this.text;
+		const text = options.text ?? this.text;
 		const fullText = (typeof text === 'string') ? ' ' + text : '';
 
-		const suffixText = options.suffixText !== undefined ? options.suffixText : this.#suffixText;
-		const fullSuffixText = this.getFullSuffixText(suffixText, ' ');
+		const suffixText = options.suffixText ?? this.#suffixText;
+		const fullSuffixText = this.#getFullSuffixText(suffixText, ' ');
 
 		const textToWrite = fullPrefixText + symbolText + fullText + fullSuffixText + '\n';
 

index.test-d.ts

@@ -1,6 +1,6 @@
 import {PassThrough as PassThroughStream} from 'node:stream';
 import {expectType} from 'tsd';
-import cliSpinners from 'cli-spinners';
+import type cliSpinners from 'cli-spinners';
 import ora, {oraPromise, spinners} from './index.js';
 
 const spinner = ora('Loading unicorns');

package.json

@@ -13,7 +13,7 @@
 	"type": "module",
 	"exports": "./index.js",
 	"engines": {
-		"node": "^12.20.0 || ^14.13.1 || >=16.0.0"
+		"node": ">=16"
 	},
 	"scripts": {
 		"test": "xo && ava && tsd"
@@ -39,22 +39,26 @@
 		"idle"
 	],
 	"dependencies": {
-		"chalk": "^5.0.0",
+		"chalk": "^5.3.0",
 		"cli-cursor": "^4.0.0",
-		"cli-spinners": "^2.6.1",
+		"cli-spinners": "^2.9.0",
 		"is-interactive": "^2.0.0",
-		"is-unicode-supported": "^1.1.0",
+		"is-unicode-supported": "^1.3.0",
 		"log-symbols": "^5.1.0",
 		"stdin-discarder": "^0.1.0",
-		"strip-ansi": "^7.0.1",
-		"wcwidth": "^1.0.1"
+		"strip-ansi": "^7.1.0"
 	},
 	"devDependencies": {
-		"@types/node": "^17.0.18",
-		"ava": "^4.0.1",
-		"get-stream": "^6.0.1",
+		"@types/node": "^20.4.5",
+		"ava": "^5.3.1",
+		"get-stream": "^7.0.1",
 		"transform-tty": "^1.0.11",
-		"tsd": "^0.19.1",
-		"xo": "^0.48.0"
+		"tsd": "^0.28.1",
+		"xo": "^0.55.0"
+	},
+	"xo": {
+		"rules": {
+			"@typescript-eslint/no-redundant-type-constituents": "off"
+		}
 	}
 }