versions-checker

Check installed versions of node, npm, yarn, and git


Project maintained by sridharmallela Hosted on GitHub Pages — Theme by mattgraham

Versions Checker

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introduction

Check installed versions of node, npm, yarn, and git

Table of Contents

Installation

Global CLI

    $ npm install -g versions-checker

Non CLI

    $ npm install --save-dev versions-checker

Usage

$ versions-checker --help

  Usage: versions-checker [options]

  Options:

        --version           output the version number
        --all               lists all installed versions
    -s  --silent            will not exit even versions match
    -n  --node [version]    check node version
    -m  --npm [version]     check npm version
    -y  --yarn [version]    check yarn version
    -g  --git [version]     check git version
    -e  --eslint [version]  check eslint version
    -h, --help              output usage information

  Examples:

    $ versions-checker --node ">=4.2.1"
    $ versions-checker --help

Non CLI

var checker = require("versions-checker");

// returns boolean
const isValid = checker.validate({
  node: ">=6.9.5",
  npm: ">1",
  yarn: "0.24 || 0.25",
  git: "2.14",
  eslint: "1.5.6"
});

const isNodeValid = checker.validate({ node: "6.9.5" });

const versions = checker.checkAll();

console.log("node version is " + versions.node);
console.log("npm version is " + versions.node);
import { validate, checkAll } from "versions-checker";

// returns boolean
const isValid = validate({
  node: ">=6.9.5",
  npm: ">1",
  yarn: "0.24 || 0.25",
  git: "2.14",
  eslint: "1.5.6"
});

const isNodeValid = validate({ node: "6.9.5" });

const versions = checkAll();

console.log("node version is " + versions.node);
console.log("npm version is " + versions.node);

NPM Script

// package.json
{
  "scripts": {
    "check-versions": "./node_modules/.bin/versions-checker --node \">=4\" --npm \">=2\""
  }
}
    $ npm run check-versions

    > versions-checker --node ">= 4.0.0" --npm ">=2.0.0"

        node: 6.9.5
        npm: 5.2.0

validate

checkAll

Options

help (-h|–help)

version (–version)

all (–all)

silent (-s|–silent)

node (-n|–node)

    $ versions-checker --node ">4.5"
        node: 6.9.5
    $ versions-checker --node "<4.5"
        node: 6.9.5 but expected is <4.5
    $ versions-checker --node 4
        node: 6.9.5 but expected is 4
    $ versions-checker --node 6
        node: 6.9.5
    $ versions-checker -n 6.9
        node: 6.9.5
    $ versions-checker -n 6.10
        node: 6.9.5 but expected is 6.10

npm (-m|–npm)

    $ versions-checker --npm ">=2.5.0"
        npm: 5.2.0
    $ versions-checker --npm ">2.5.0"
        npm: 5.2.0
    $ versions-checker -m ">2.5"
        npm: 5.2.0
    $ versions-checker -m "<5.3"
        npm: 5.2.0

yarn (-y|–yarn)

    $ versions-checker --yarn "0.27"
        yarn: 0.27.5
    $ versions-checker -y "0.27.5"
        yarn: 0.27.5

Git (-g|–git)

    $ versions-checker -g "2"
        git: 2.14.1
    $ versions-checker --git "2.14"
        git: 2.14.1

eslint (-e|–eslint)

    $ versions-checker --eslint "4.5"
        eslint: 4.5.0
    $ versions-checker -e "4"
        eslint: 4.5.0

Updating versions-checker

Global package:

    $ npm uninstall -g versions-checker
    $ npm cache clean
    $ npm install -g versions-checker

License

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.