{"id":24986917,"url":"https://github.com/rinpatch/nullanalyzer","last_synced_at":"2025-03-29T10:47:14.377Z","repository":{"id":273828024,"uuid":"463943867","full_name":"rinpatch/NullAnalyzer","owner":"rinpatch","description":"A static analyzer for Java using javaparser, that tracks null status of in-method variables and warns of redundant/wrong code related to it. Done as a coding task for Jetbrains Verification or Program Analysis Lab internship.","archived":false,"fork":false,"pushed_at":"2022-02-28T12:10:09.000Z","size":19,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-02-04T11:43:41.220Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Kotlin","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"wtfpl","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/rinpatch.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,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2022-02-26T19:12:57.000Z","updated_at":"2022-03-01T22:02:02.000Z","dependencies_parsed_at":"2025-01-23T08:19:30.099Z","dependency_job_id":"2e932727-8da1-42e0-ad76-be980b8fdc66","html_url":"https://github.com/rinpatch/NullAnalyzer","commit_stats":null,"previous_names":["rinpatch/nullanalyzer"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rinpatch%2FNullAnalyzer","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rinpatch%2FNullAnalyzer/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rinpatch%2FNullAnalyzer/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/rinpatch%2FNullAnalyzer/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/rinpatch","download_url":"https://codeload.github.com/rinpatch/NullAnalyzer/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":246174539,"owners_count":20735413,"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":[],"created_at":"2025-02-04T11:33:34.957Z","updated_at":"2025-03-29T10:47:14.353Z","avatar_url":"https://github.com/rinpatch.png","language":"Kotlin","funding_links":[],"categories":[],"sub_categories":[],"readme":"# NullAnalyzer\n## Limitations\nThe analyzer does not currently track the status of fields.\n\nSo, for example the following code should not produce errors, but will:\n```java\nvoid foo(@NotNull Point p) {\n}\n\nvoid test(@NotNull Point p) {\n    if (p.rightNeighbour != null){\n        foo(p.rightNeighbour)\n    }\n}\n```\n## Building\n```sh\ngradle jar\n```\n## Usage\n```sh\n java -jar build/libs/NullAnalyzer-1.0-SNAPSHOT.jar example.java out.json\n```\n\n## Example output\n\n```json\n[\n  {\n    \"line\": 14,\n    \"type\": \"REDUNDANT_NULL_CHECK\",\n    \"offendingCode\": \"nonNullP == null\"\n  },\n  {\n    \"line\": 18,\n    \"type\": \"FUNCTION_CALL_MAY_BE_NULL\",\n    \"offendingCode\": \"foo(nullP)\"\n  },\n  {\n    \"line\": 25,\n    \"type\": \"FIELD_ACCESS_MAY_BE_NULL\",\n    \"offendingCode\": \"nullP.x\"\n  },\n  {\n    \"line\": 37,\n    \"type\": \"FIELD_ACCESS_IS_NULL\",\n    \"offendingCode\": \"defaultP.x\"\n  },\n  {\n    \"line\": 43,\n    \"type\": \"FUNCTION_CALL_MAY_BE_NULL\",\n    \"offendingCode\": \"foo(defaultP)\"\n  }\n]\n```","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frinpatch%2Fnullanalyzer","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Frinpatch%2Fnullanalyzer","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Frinpatch%2Fnullanalyzer/lists"}