{"id":166218,"name":"bit-stream","ecosystem":"hackage","description":"\n\n[Index] [Quick Jump]\n\nPackage maintainers\n\nFor package maintainers and hackage trustees\n\nCandidates\n\n\n\nLazy, infinite, compact stream of Bool with O(1) indexing.\nMost useful for memoization of predicates.\n\nConsider following predicate:\n\nIts computation is expensive, so we'd like to memoize its values into\nBitStream using tabulate and access this stream via index\ninstead of recalculation of isOdd:\n\nWe can do even better by replacing part of recursive calls to isOdd\nby indexing memoized values. Write isOddF\nsuch that isOdd = fix isOddF:\n\nand use tabulateFix:\n\nDefine a predicate, which checks whether its argument is\na prime number by trial division.\n\nConvert it to unfixed form:\n\nCreate its memoized version for faster evaluation:","homepage":"https://github.com/Bodigrim/bit-stream#readme","licenses":"BSD-3-Clause","normalized_licenses":["BSD-3-Clause"],"repository_url":"https://github.com/Bodigrim/bit-stream","keywords_array":["bsd3","deprecated","library","unclassified","Propose Tags"],"namespace":null,"versions_count":3,"first_release_published_at":"2017-07-15T17:47:20.000Z","latest_release_published_at":"2017-08-08T18:03:22.000Z","latest_release_number":"0.1.0.2","last_synced_at":"2026-06-09T21:17:06.493Z","created_at":"2022-04-05T18:14:23.653Z","updated_at":"2026-06-09T21:17:37.489Z","registry_url":"https://hackage.haskell.org/package/bit-stream","install_command":"cabal install bit-stream","documentation_url":null,"metadata":{},"repo_metadata":{"id":47932702,"uuid":"88800441","full_name":"Bodigrim/chimera","owner":"Bodigrim","description":"Lazy infinite compact streams with cache-friendly O(1) indexing and applications for memoization","archived":false,"fork":false,"pushed_at":"2025-07-15T22:06:51.000Z","size":163,"stargazers_count":60,"open_issues_count":0,"forks_count":6,"subscribers_count":5,"default_branch":"master","last_synced_at":"2025-08-16T16:52:14.567Z","etag":null,"topics":["dynamic-programming","infinite-stream","lazy-streams","memoization","memoize","recursive-functions"],"latest_commit_sha":null,"homepage":"http://hackage.haskell.org/package/chimera","language":"Haskell","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"bsd-3-clause","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/Bodigrim.png","metadata":{"files":{"readme":"README.md","changelog":"changelog.md","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,"zenodo":null}},"created_at":"2017-04-19T23:38:00.000Z","updated_at":"2025-07-15T22:06:55.000Z","dependencies_parsed_at":"2024-02-11T10:25:19.730Z","dependency_job_id":"f3950215-ab3d-484f-bf71-5a3f687ea522","html_url":"https://github.com/Bodigrim/chimera","commit_stats":{"total_commits":150,"total_committers":4,"mean_commits":37.5,"dds":"0.033333333333333326","last_synced_commit":"cb18ef75bb4520c11359cda700d3a3c11d486bae"},"previous_names":["bodigrim/bit-stream"],"tags_count":7,"template":false,"template_full_name":null,"purl":"pkg:github/Bodigrim/chimera","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Bodigrim","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":276022542,"owners_count":25571820,"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","status":"online","status_checked_at":"2025-09-19T02:00:09.700Z","response_time":108,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"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"},"owner_record":{"login":"Bodigrim","name":"ˌbodʲɪˈɡrʲim","uuid":"2293557","kind":"user","description":"Chair of Core Libraries Committee,\r\nDirector at Haskell Foundation","email":"","website":null,"location":"Odessa, Ukraine","twitter":null,"company":null,"icon_url":"https://avatars.githubusercontent.com/u/2293557?u=d57f229f5230db27587c97f3a009ded54d66430c\u0026v=4","repositories_count":49,"last_synced_at":"2023-04-10T07:50:59.879Z","metadata":{"has_sponsors_listing":false},"html_url":"https://github.com/Bodigrim","funding_links":[],"total_stars":null,"followers":null,"following":null,"created_at":"2022-11-02T16:41:19.378Z","updated_at":"2023-04-10T07:51:00.419Z","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Bodigrim","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/Bodigrim/repositories"},"tags":[{"name":"0.4.1.0","sha":"ea09396c1aae5af24aa4a920ef635ea81f040b83","kind":"commit","published_at":"2024-04-19T20:24:45.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.4.1.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.4.1.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.4.1.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.4.1.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.4.1.0/manifests"},{"name":"0.4.0.0","sha":"ead02368e0631dfffc11406d1165171b40a004b4","kind":"commit","published_at":"2023-12-28T22:41:58.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.4.0.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.4.0.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.4.0.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.4.0.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.4.0.0/manifests"},{"name":"0.3.4.0","sha":"0cf05a7adf92c4159fd0cfb10282228c56815827","kind":"commit","published_at":"2023-10-15T17:04:18.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.3.4.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.3.4.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.3.4.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.4.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.4.0/manifests"},{"name":"0.3.3.0","sha":"954de6d396f17aabd8c8842c714bdd77a04eb80a","kind":"commit","published_at":"2022-12-29T00:37:05.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.3.3.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.3.3.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.3.3.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.3.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.3.0/manifests"},{"name":"0.3.2.0","sha":"d3b76ac88b0777ba403351eb4d595f15819ddccb","kind":"commit","published_at":"2021-08-09T18:25:11.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.3.2.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.3.2.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.3.2.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.2.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.2.0/manifests"},{"name":"0.3.1.0","sha":"f297b4be0f279998b2a478d4cdd955143f0e41d3","kind":"commit","published_at":"2020-03-25T21:35:25.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.3.1.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.3.1.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.3.1.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.1.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.1.0/manifests"},{"name":"0.3.0.0","sha":"a2e3b9ed56fee00f494be76bbd81c90f0f1e5dbd","kind":"commit","published_at":"2019-12-31T01:10:46.000Z","download_url":"https://codeload.github.com/Bodigrim/chimera/tar.gz/0.3.0.0","html_url":"https://github.com/Bodigrim/chimera/releases/tag/0.3.0.0","dependencies_parsed_at":null,"dependency_job_id":null,"purl":"pkg:github/Bodigrim/chimera@0.3.0.0","tag_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.0.0","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/tags/0.3.0.0/manifests"}]},"repo_metadata_updated_at":"2026-06-09T21:17:37.461Z","dependent_packages_count":0,"downloads":2651,"downloads_period":"total","dependent_repos_count":1,"rankings":{"downloads":47.63370965902611,"dependent_repos_count":36.76017789941841,"dependent_packages_count":19.055764625384878,"stargazers_count":11.198540312464363,"forks_count":13.724483977648536,"docker_downloads_count":null,"average":25.674535294788463},"purl":"pkg:hackage/bit-stream","advisories":[],"docker_usage_url":"https://docker.ecosyste.ms/usage/hackage/bit-stream","docker_dependents_count":null,"docker_downloads_count":null,"usage_url":"https://repos.ecosyste.ms/usage/hackage/bit-stream","dependent_repositories_url":"https://repos.ecosyste.ms/api/v1/usage/hackage/bit-stream/dependencies","status":null,"funding_links":[],"critical":null,"issue_metadata":{"last_synced_at":"2025-08-16T16:55:52.289Z","issues_count":28,"pull_requests_count":11,"avg_time_to_close_issue":9965262.148148147,"avg_time_to_close_pull_request":607571.3636363636,"issues_closed_count":27,"pull_requests_closed_count":11,"pull_request_authors_count":6,"issue_authors_count":6,"avg_comments_per_issue":0.7857142857142857,"avg_comments_per_pull_request":1.4545454545454546,"merged_pull_requests_count":8,"bot_issues_count":0,"bot_pull_requests_count":5,"past_year_issues_count":0,"past_year_pull_requests_count":0,"past_year_avg_time_to_close_issue":null,"past_year_avg_time_to_close_pull_request":null,"past_year_issues_closed_count":0,"past_year_pull_requests_closed_count":0,"past_year_pull_request_authors_count":0,"past_year_issue_authors_count":0,"past_year_avg_comments_per_issue":null,"past_year_avg_comments_per_pull_request":null,"past_year_bot_issues_count":0,"past_year_bot_pull_requests_count":0,"past_year_merged_pull_requests_count":0,"issues_url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/repositories/Bodigrim%2Fchimera/issues","maintainers":[{"login":"Bodigrim","count":23,"url":"https://issues.ecosyste.ms/api/v1/hosts/GitHub/authors/Bodigrim"}],"active_maintainers":[]},"versions_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/bit-stream/versions","version_numbers_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/bit-stream/version_numbers","latest_version_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/bit-stream/latest_version","dependent_packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/bit-stream/dependent_packages","related_packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/bit-stream/related_packages","codemeta_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/packages/bit-stream/codemeta","maintainers":[{"uuid":"Bodigrim","login":"Bodigrim","name":null,"email":null,"url":null,"packages_count":59,"html_url":"https://hackage.haskell.org/user/Bodigrim","role":null,"created_at":"2022-11-14T16:55:58.940Z","updated_at":"2022-11-14T16:55:58.940Z","packages_url":"https://packages.ecosyste.ms/api/v1/registries/hackage.haskell.org/maintainers/Bodigrim/packages"}]}