orbit-oss/chalk
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Require Node.js 8

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This commit is contained in:
Sindre Sorhus 2019-03-12 20:11:31 +07:00
parent de2f4cd606
commit 3ef170b457
6 changed files with 56 additions and 54 deletions
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33
index.js
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@ -7,7 +7,12 @@ const template = require('./templates.js');
const isSimpleWindowsTerm = process.platform === 'win32' && !(process.env.TERM || '').toLowerCase().startsWith('xterm');
// `supportsColor.level` → `ansiStyles.color[name]` mapping
const levelMapping = ['ansi', 'ansi', 'ansi256', 'ansi16m'];
const levelMapping = [
'ansi',
'ansi',
'ansi256',
'ansi16m'
];
// `color-convert` models to exclude from the Chalk API due to conflicts and such
const skipModels = new Set(['gray']);
@ -35,7 +40,7 @@ function chalkFactory(options) {
const chalk = {};
applyOptions(chalk, options);
chalk.template = (...args) => chalkTag(chalk.template, ...args);
chalk.template = (...arguments_) => chalkTag(chalk.template, ...arguments_);
Object.setPrototypeOf(chalk, Chalk.prototype);
Object.setPrototypeOf(chalk.template, chalk);
@ -43,6 +48,7 @@ function chalkFactory(options) {
chalk.template.constructor = () => {
throw new Error('`chalk.constructor()` is deprecated. Use `new chalk.Instance()` instead.');
};
chalk.template.Instance = ChalkClass;
return chalk.template;
@ -57,13 +63,12 @@ if (isSimpleWindowsTerm) {
ansiStyles.blue.open = '\u001B[94m';
}
for (const key of Object.keys(ansiStyles)) {
ansiStyles[key].closeRe = new RegExp(escapeStringRegexp(ansiStyles[key].close), 'g');
for (const [styleName, style] of Object.entries(ansiStyles)) {
style.closeRe = new RegExp(escapeStringRegexp(style.close), 'g');
styles[key] = {
styles[styleName] = {
get() {
const codes = ansiStyles[key];
return build.call(this, [...(this._styles || []), codes], this._empty, key);
return build.call(this, [...(this._styles || []), style], this._empty, styleName);
}
};
}
@ -106,8 +111,8 @@ for (const model of Object.keys(ansiStyles.bgColor.ansi)) {
styles[bgModel] = {
get() {
const {level} = this;
return function (...args) {
const open = ansiStyles.bgColor[levelMapping[level]][model](...args);
return function (...arguments_) {
const open = ansiStyles.bgColor[levelMapping[level]][model](...arguments_);
const codes = {
open,
close: ansiStyles.bgColor.close,
@ -122,7 +127,7 @@ for (const model of Object.keys(ansiStyles.bgColor.ansi)) {
const proto = Object.defineProperties(() => {}, styles);
function build(_styles, _empty, key) {
const builder = (...args) => applyStyle.call(builder, ...args);
const builder = (...arguments_) => applyStyle.call(builder, ...arguments_);
builder._styles = _styles;
builder._empty = _empty;
@ -158,8 +163,8 @@ function build(_styles, _empty, key) {
return builder;
}
function applyStyle(...args) {
let string = args.join(' ');
function applyStyle(...arguments_) {
let string = arguments_.join(' ');
if (!this.enabled || this.level <= 0 || !string) {
return this._empty ? '' : string;
@ -200,12 +205,12 @@ function chalkTag(chalk, ...strings) {
return strings.join(' ');
}
const args = strings.slice(1);
const arguments_ = strings.slice(1);
const parts = [firstString.raw[0]];
for (let i = 1; i < firstString.length; i++) {
parts.push(
String(args[i - 1]).replace(/[{}\\]/g, '\\$&'),
String(arguments_[i - 1]).replace(/[{}\\]/g, '\\$&'),
String(firstString.raw[i])
);
}