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Deprecate chalk.constructor() in favor of new chalk.Instance() (#322)

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Tom Sherman 2019-03-12 12:53:03 +00:00 • committed by Sindre Sorhus
parent 60959e05cf
commit de2f4cd606
11 changed files with 110 additions and 88 deletions
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33
test/constructor.js
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@ -1,34 +1,15 @@
import test from 'ava';
// Spoof supports-color
require('./_supports-color')(__dirname);
const chalk = require('..');
test('create an isolated context where colors can be disabled (by level)', t => {
const instance = new chalk.constructor({level: 0, enabled: true});
t.is(instance.red('foo'), 'foo');
t.is(chalk.red('foo'), '\u001B[31mfoo\u001B[39m');
instance.level = 2;
t.is(instance.red('foo'), '\u001B[31mfoo\u001B[39m');
});
test('Chalk.constructor should throw an expected error', t => {
const expectedError = t.throws(() => {
chalk.constructor();
});
test('create an isolated context where colors can be disabled (by enabled flag)', t => {
const instance = new chalk.constructor({enabled: false});
t.is(instance.red('foo'), 'foo');
t.is(chalk.red('foo'), '\u001B[31mfoo\u001B[39m');
instance.enabled = true;
t.is(instance.red('foo'), '\u001B[31mfoo\u001B[39m');
});
test('the `level` option should be a number from 0 to 3', t => {
/* eslint-disable no-new */
t.throws(() => {
new chalk.constructor({level: 10});
}, /should be an integer from 0 to 3/);
t.is(expectedError.message, '`chalk.constructor()` is deprecated. Use `new chalk.Instance()` instead.');
t.throws(() => {
new chalk.constructor({level: -1});
}, /should be an integer from 0 to 3/);
/* eslint-enable no-new */
new chalk.constructor(); // eslint-disable-line no-new
});
});