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How to use isPreRelease method in root

Best JavaScript code snippet using root

semver.ts

Source:semver.ts

1/* @internal */2namespace ts {3    function stringToInt(str: string): number {4        const n = parseInt(str, 10);5        if (isNaN(n)) {6            throw new Error(`Error in parseInt(${JSON.stringify(str)})`);7        }8        return n;9    }1011    const isPrereleaseRegex = /^(.*)-next.\d+/;12    const prereleaseSemverRegex = /^(\d+)\.(\d+)\.0-next.(\d+)$/;13    const semverRegex = /^(\d+)\.(\d+)\.(\d+)$/;1415    export class Semver {16        static parse(semver: string): Semver {17            const isPrerelease = isPrereleaseRegex.test(semver);18            const result = Semver.tryParse(semver, isPrerelease);19            if (!result) {20                throw new Error(`Unexpected semver: ${semver} (isPrerelease: ${isPrerelease})`);21            }22            return result;23        }2425        static fromRaw({ major, minor, patch, isPrerelease }: Semver): Semver {26            return new Semver(major, minor, patch, isPrerelease);27        }2829        // This must parse the output of `versionString`.30        private static tryParse(semver: string, isPrerelease: boolean): Semver | undefined {31            // Per the semver spec <http://semver.org/#spec-item-2>:32            // "A normal version number MUST take the form X.Y.Z where X, Y, and Z are non-negative integers, and MUST NOT contain leading zeroes."33            const rgx = isPrerelease ? prereleaseSemverRegex : semverRegex;34            const match = rgx.exec(semver);35            return match ? new Semver(stringToInt(match[1]), stringToInt(match[2]), stringToInt(match[3]), isPrerelease) : undefined;36        }3738        private constructor(39            readonly major: number, readonly minor: number, readonly patch: number,40            /**41             * If true, this is `major.minor.0-next.patch`.42             * If false, this is `major.minor.patch`.43             */44            readonly isPrerelease: boolean) { }4546        get versionString(): string {47            return this.isPrerelease ? `${this.major}.${this.minor}.0-next.${this.patch}` : `${this.major}.${this.minor}.${this.patch}`;48        }4950        equals(sem: Semver): boolean {51            return this.major === sem.major && this.minor === sem.minor && this.patch === sem.patch && this.isPrerelease === sem.isPrerelease;52        }5354        greaterThan(sem: Semver): boolean {55            return this.major > sem.major || this.major === sem.major56                && (this.minor > sem.minor || this.minor === sem.minor57                && (!this.isPrerelease && sem.isPrerelease || this.isPrerelease === sem.isPrerelease58                && this.patch > sem.patch));59        }60    }
...

utilities.test.ts

Source:utilities.test.ts

1import {isPrerelease, getTagFromArgs} from './utilities';2describe('isPrerelease', () => {3  it('should return false for non-suffixed versions', () => {4    expect(isPrerelease('1.0.0')).toBeFalsy();5    expect(isPrerelease('0.0.0')).toBeFalsy();6    expect(isPrerelease('1231231.12312319067.8543450')).toBeFalsy();7  });8  it('should return true for suffixed versions', () => {9    expect(isPrerelease('1.0.0-x.0')).toBeTruthy();10    expect(isPrerelease('0.0.2-rc')).toBeTruthy();11    expect(isPrerelease('5.2.17-next.123asdcq24raq2')).toBeTruthy();12    expect(isPrerelease('12.8.3-preview.85')).toBeTruthy();13  });14});15describe('getTagFromArgs', () => {16  it('should return undefined if no dist-tag set', () => {17    expect(getTagFromArgs()).toBeUndefined();18    expect(19      getTagFromArgs(['--registry', 'https://registry.npmjs.org/']),20    ).toBeUndefined();21    expect(getTagFromArgs(['--foo', 'bar', '--baz', 'buzz'])).toBeUndefined();22    expect(getTagFromArgs(['--tag'])).toBeUndefined();23    expect(getTagFromArgs(['--tag', 'latest'])).toBeUndefined();24    expect(getTagFromArgs(['--tag=latest'])).toBeUndefined();25  });26  it('should return the next item in the args array if tag is set', () => {27    expect(getTagFromArgs(['--tag=next'])).toEqual('next');28    expect(getTagFromArgs(['--tag', 'next'])).toEqual('next');29    expect(30      getTagFromArgs(['--foo', 'bar', '--tag', 'preview', '--baz', 'buzz']),31    ).toEqual('preview');32  });...

Using AI Code Generation

1const { isPreRelease } = require('package-name');2console.log(isPreRelease());3const { isPreRelease } = require('package-name/child-package');4console.log(isPreRelease());5const { isPreRelease } = require('package-name/lib/child-package');6console.log(isPreRelease());

Using AI Code Generation

1var semver = require('semver');2var version = '1.2.3-4';3console.log('Is pre-release version: ' + semver.isPreRelease(version));4Related Posts: Node.js - semver.validRange() Method5Node.js - semver.valid() Method6Node.js - semver.inc() Method7Node.js - semver.patch() Method8Node.js - semver.prerelease() Method9Node.js - semver.major() Method10Node.js - semver.minor() Method11Node.js - semver.satisfies() Method12Node.js - semver.valid() Method13Node.js - semver.clean() Method14Node.js - semver.coerce() Method15Node.js - semver.rcompare() Method16Node.js - semver.lt() Method17Node.js - semver.eq() Method18Node.js - semver.gt() Method

Using AI Code Generation

1var version = require('version');2var isPreRelease = version.isPreRelease;3var isPreRelease = require('version').isPreRelease;4var isPreRelease = require('version/isPreRelease');5var isPreRelease = require('./isPreRelease');6exports.isPreRelease = isPreRelease;7var semver = require('semver');8var isPreRelease = function(version) {9    return semver.satisfies(version, '0.x.x');10};11module.exports = isPreRelease;

Using AI Code Generation

1const { isPreRelease } = require('package-name');2isPreRelease();3const { isPreRelease } = require('package-name/sub-package');4isPreRelease();5const { isPreRelease } = require('package-name/sub-package');6isPreRelease();7const { isPreRelease } = require('package-name/sub-package');8isPreRelease();9const { isPreRelease } = require('package-name/sub-package');10isPreRelease();11const { isPreRelease } = require('package-name/sub-package');12isPreRelease();13const { isPreRelease } = require('package-name/sub-package');14isPreRelease();15const { isPreRelease } = require('package-name/sub-package');16isPreRelease();17const { isPreRelease } = require('package-name/sub-package');18isPreRelease();19const { isPreRelease } = require('package-name/sub-package');20isPreRelease();21const { isPreRelease } = require('package-name/sub-package');22isPreRelease();23const { isPreRelease } = require('package-name/sub-package');24isPreRelease();25const { isPreRelease } = require('package-name/sub-package');26isPreRelease();27const { isPreRelease } = require('package-name/sub-package');28isPreRelease();

Using AI Code Generation

1const isPreRelease = require('is-prerelease');2const isPreRelease = require('@org/is-prerelease');3const isPreRelease = require('@org/is-prerelease');4const isPreRelease = require('@org/is-prerelease');5const isPreRelease = require('@org/is-prerelease');6const isPreRelease = require('@org/is-prerelease');7const isPreRelease = require('@org/is-prerelease');8const isPreRelease = require('@org/is-prerelease');9const isPreRelease = require('@org/is-prerelease');10const isPreRelease = require('@org/is-prerelease');11const isPreRelease = require('@org/is-prerelease');12const isPreRelease = require('@org/is-prerelease');13const isPreRelease = require('@org/is-prerelease');

Using AI Code Generation

1const { isPreRelease } = require('@kbn/dev-utils');2const preRelease = isPreRelease();3console.log(`preRelease: ${preRelease}`);4{5  "scripts": {6  }7}8or more contributor license agreements. Licensed under the Elastic License;

Using AI Code Generation

1var semver = require('semver');2var version = '1.0.0-rc.1';3console.log(semver.isPreRelease(version));4var semver = require('semver');5var version = '1.0.0-rc.1';6console.log(semver.prerelease(version));7var semver = require('semver');8var version = '1.0.0+build.1';9console.log(semver.build(version));10var semver = require('semver');11var version = '1.0.0+build.1';12console.log(semver.major(version));13var semver = require('semver');14var version = '1.0.0+build.1';15console.log(semver.minor(version));16var semver = require('semver');17var version = '1.0.0+build.1';18console.log(semver.patch(version));

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