The has-color npm package is a utility that checks if the terminal supports color. It is useful for developers who want to conditionally enable or disable color output in their command-line applications based on the terminal's capabilities.
Check if terminal supports color
This feature allows you to check if the terminal supports color. The code sample demonstrates how to require the has-color package and log whether the terminal supports color.
const hasColor = require('has-color');
console.log(hasColor); // true or falseCheck if specific stream supports color
This feature allows you to check if a specific stream, such as process.stdout, supports color. The code sample shows how to pass the stream to the has-color function and log the result.
const hasColor = require('has-color');
console.log(hasColor(process.stdout)); // true or falseThe supports-color package is similar to has-color but provides more detailed information about the terminal's color capabilities. It can detect the level of color support (basic, 256, or truecolor) and is more feature-rich compared to has-color.
Chalk is a popular package for styling terminal strings. While its primary purpose is to add color and style to terminal output, it also includes functionality to detect if the terminal supports color, making it a more comprehensive solution compared to has-color.
Ansi-colors is another package for styling terminal output with ANSI colors. It includes utilities to check for color support and provides a wide range of styling options, making it a more versatile option compared to has-color.
Detect whether a terminal supports color.
Used in the terminal color module chalk.
$ npm install --save has-color
var hasColor = require('has-color');
if (hasColor) {
console.log('Terminal supports color.');
}
It obeys the --color and --no-color CLI flags.
FAQs
Detect whether a terminal supports color
We found that has-color demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
Security News
PyPI confirms no security flaws were exploited in the Ultralytics supply chain attack and highlights improvements for safer package publishing.
Security News
Research
The Socket Research Team breaks down a malicious wrapper package that uses obfuscation to harvest credentials and exfiltrate sensitive data.
Research
Security News
Attackers used a malicious npm package typosquatting a popular ESLint plugin to steal sensitive data, execute commands, and exploit developer systems.