{"id":21392882,"url":"https://github.com/ssmirr/semver-range","last_synced_at":"2026-05-17T18:02:07.092Z","repository":{"id":48442570,"uuid":"77093765","full_name":"ssmirr/semver-range","owner":"ssmirr","description":"npm package (research tool) to help with comparison of semantic version ranges","archived":false,"fork":false,"pushed_at":"2021-07-26T08:36:52.000Z","size":145,"stargazers_count":1,"open_issues_count":6,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-07-08T17:47:28.840Z","etag":null,"topics":["npm","semver","semver-range"],"latest_commit_sha":null,"homepage":"","language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"gpl-3.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ssmirr.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2016-12-21T23:30:51.000Z","updated_at":"2024-12-07T06:55:02.000Z","dependencies_parsed_at":"2022-09-02T23:50:35.045Z","dependency_job_id":null,"html_url":"https://github.com/ssmirr/semver-range","commit_stats":null,"previous_names":[],"tags_count":2,"template":false,"template_full_name":null,"purl":"pkg:github/ssmirr/semver-range","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ssmirr%2Fsemver-range","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ssmirr%2Fsemver-range/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ssmirr%2Fsemver-range/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ssmirr%2Fsemver-range/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ssmirr","download_url":"https://codeload.github.com/ssmirr/semver-range/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ssmirr%2Fsemver-range/sbom","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":264468047,"owners_count":23613024,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["npm","semver","semver-range"],"created_at":"2024-11-22T13:44:55.137Z","updated_at":"2026-05-17T18:02:06.979Z","avatar_url":"https://github.com/ssmirr.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# semver-range | [![dependencies Status](https://david-dm.org/ssmirr/semver-range/status.svg)](https://david-dm.org/ssmirr/semver-range) [![Build Status](https://ssmirr.visualstudio.com/semver-range/_apis/build/status/ssmirr.semver-range)](https://ssmirr.visualstudio.com/semver-range/_build/latest?definitionId=3)\n\nnpm package (research tool) to help with comparison of semantic version ranges ([semver](http://semver.org/)).\n  - semver-range.Comparison categorize changes into upgrade, downgrade, not changed, prerelease, url, and other.\n  - semver-range.Diff categorizes changes into major, premajor, minor, premino, patch, prepatch, prerelease, url, and other\n\nFor example you can use this tool if you want to compare `^4.0.x` and `4.x` which is technically no change in the version.\n\n### Example usage:\n``` javascript\nconst semverCompare = require('./semver-range').semverCompare;\nconst semverDiff = require('./semver-range').semverDiff;\n\nconsole.log('^4.0.x AND 4.x: ', semverCompare('^4.0.x', '4.x'), '~', semverDiff('^4.0.x', '4.x'));\n\n// output:\n// ^4.0.x AND 4.x:  not_changed ~ other\n```\n\nsee `test.js` for more examples, and run `npm test` to print examples to stdout.\n\n### Note:\nIn some cases it's hard to tell if a change of version will actually result in an upgrade or downgrade and it can be different depending on the package.\nTo resolve this issue I made some assumptions which you should consider if you use this package. It is as described bellow:\nWhen comparing v1 and v2, _Each range has an upper bound and a lower bound_.\n- If `v2.upper` is decreased and `v2.lower` is increased it can be upgrade or downgrade depending on the latest version of that specific package o\nn npm.\n- If `v1` or `v2` is a `latest`, `stable`, etc then it will be categorized as 'other'!\n- Upgrade = When `v2.lower` and/or `v2.upper` is increased (May not be an upgrade depending on latest version of that specific package o\nn npm.)\n- Downgrade = When `v2.upper` is decreased (May not be an downgrade depending on latest version of that specific package o\nn npm.)\n\n\nTO-DO:\n  - Refactoring\n  - More test cases\n \n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fssmirr%2Fsemver-range","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fssmirr%2Fsemver-range","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fssmirr%2Fsemver-range/lists"}