{ "_id": "6a242099a1338011a79f075a", "Package": "cppally", "Title": "A 'C++20' API for R", "Version": "0.1.0.9000", "Authors@R": "c(\nperson(\"Nick\", \"Christofides\", , \"nick.christofides.r@gmail.com\", role = c(\"aut\", \"cre\", \"cph\"),\ncomment = c(ORCID = \"0000-0002-9743-7342\")),\nperson(\"Martin Leitner-Ankerl\", role = \"cph\",\ncomment = \"Author of bundled ankerl::unordered_dense library\"),\nperson(\"Malte Skarupke\", role = \"cph\",\ncomment = \"Author of bundled ska_sort library\"),\nperson(\"Posit Software, PBC\", role = \"cph\",\ncomment = \"SEXP protection mechanism in r_protect.h inspired by cpp11\"))", "Maintainer": "Nick Christofides ", "Description": "A header-only 'C++20' API for manipulating R data\nstructures from 'C++'. Provides 'C++20' concepts specific to R,\ncustom scalar and vector classes with built-in NA handling,\nautomatic object protection, 'SIMD'\n(single-instruction-multiple-data), parallelisation, and a\nstreamlined system for registering 'C++' functions, including\ntemplates, to R. Full API reference and documentation are\navailable at .", "License": "MIT + file LICENSE", "URL": "https://nicchr.github.io/cppally/", "BugReports": "https://github.com/NicChr/cppally/issues/", "VignetteBuilder": "knitr", "Config/Needs/cppally/cpp_register": "brio, cli, decor, desc, glue, purrr,\nreadr, stringr, vctrs, withr", "Config/testthat/edition": "3", "Encoding": "UTF-8", "Roxygen": "list(markdown = TRUE)", "RoxygenNote": "7.3.3", "SystemRequirements": "C++20", "Repository": "https://nicchr.r-universe.dev", "Date/Publication": "2026-06-06 13:10:17 UTC", "RemoteUrl": "https://github.com/nicchr/cppally", "RemoteRef": "HEAD", "RemoteSha": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "NeedsCompilation": "no", "Packaged": { "Date": "2026-06-06 13:25:51 UTC", "User": "root" }, "Author": "Nick Christofides [aut, cre, cph] (ORCID:\n),\nMartin Leitner-Ankerl [cph] (Author of bundled ankerl::unordered_dense\nlibrary),\nMalte Skarupke [cph] (Author of bundled ska_sort library),\nPosit Software, PBC [cph] (SEXP protection mechanism in r_protect.h\ninspired by cpp11)", "MD5sum": "a87c2f922e97385a68e0e47166d5b222", "_user": "nicchr", "_type": "src", "_file": "cppally_0.1.0.9000.tar.gz", "_fileid": "9644e3aa18c58b7b02d0ff310b78217ef5e3733dc5dab130d7d2740ddc17e8c8", "_filesize": 682994, "_sha256": "9644e3aa18c58b7b02d0ff310b78217ef5e3733dc5dab130d7d2740ddc17e8c8", "_created": "2026-06-06T13:25:51.000Z", "_published": "2026-06-06T13:28:57.891Z", "_distro": "noble", "_jobs": [ { "job": 79880308900, "time": 136, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "7454773042" }, { "job": 79880308888, "time": 153, "config": "linux-release-x86_64", "r": "4.6.0", "check": "OK", "artifact": "7454774738" }, { "job": 79880308889, "time": 102, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "7454769528" }, { "job": 79880308899, "time": 77, "config": "macos-release-arm64", "r": "4.6.0", "check": "OK", "artifact": "7454766981" }, { "job": 79880081601, "time": 247, "config": "source", "r": "4.6.0", "check": "OK", "artifact": "7454758490" }, { "job": 79880308896, "time": 116, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "7454770938" }, { "job": 79880308905, "time": 134, "config": "windows-devel", "r": "4.7.0", "check": "OK", "artifact": "7454772983" }, { "job": 79880308907, "time": 91, "config": "windows-oldrel", "r": "4.5.3", "check": "OK", "artifact": "7454768326" }, { "job": 79880308903, "time": 95, "config": "windows-release", "r": "4.6.0", "check": "OK", "artifact": "7454768839" } ], "_buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620", "_status": "success", "_host": "GitHub-Actions", "_upstream": "https://github.com/nicchr/cppally", "_commit": { "id": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "author": "Nick Christofides <118103879+NicChr@users.noreply.github.com>", "committer": "GitHub ", "message": "Merge pull request #36 from NicChr/r_visit\n\nConstrained r_sexp visitors", "time": 1780751417 }, "_maintainer": { "name": "Nick Christofides", "email": "nick.christofides.r@gmail.com", "orcid": "0000-0002-9743-7342" }, "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 4.5.0", "role": "Depends" }, { "package": "bench", "role": "Suggests" }, { "package": "bit64", "role": "Suggests" }, { "package": "brio", "role": "Suggests" }, { "package": "callr", "role": "Suggests" }, { "package": "cli", "role": "Suggests" }, { "package": "cpp11", "role": "Suggests" }, { "package": "decor", "role": "Suggests" }, { "package": "desc", "role": "Suggests" }, { "package": "devtools", "role": "Suggests" }, { "package": "fs", "role": "Suggests" }, { "package": "glue", "role": "Suggests" }, { "package": "knitr", "role": "Suggests" }, { "package": "pkgload", "role": "Suggests" }, { "package": "purrr", "role": "Suggests" }, { "package": "readr", "role": "Suggests" }, { "package": "rmarkdown", "role": "Suggests" }, { "package": "roxygen2", "role": "Suggests" }, { "package": "rstudioapi", "role": "Suggests" }, { "package": "stringr", "role": "Suggests" }, { "package": "testthat", "version": ">= 3.0.0", "role": "Suggests" }, { "package": "usethis", "role": "Suggests" }, { "package": "vctrs", "role": "Suggests" }, { "package": "withr", "role": "Suggests" } ], "_owner": "nicchr", "_selfowned": true, "_usedby": 0, "_updates": [ { "week": "2026-05", "n": 10 }, { "week": "2026-06", "n": 38 }, { "week": "2026-07", "n": 39 }, { "week": "2026-08", "n": 9 }, { "week": "2026-09", "n": 4 }, { "week": "2026-10", "n": 9 }, { "week": "2026-11", "n": 44 }, { "week": "2026-12", "n": 43 }, { "week": "2026-13", "n": 103 }, { "week": "2026-14", "n": 53 }, { "week": "2026-15", "n": 81 }, { "week": "2026-16", "n": 61 }, { "week": "2026-17", "n": 53 }, { "week": "2026-18", "n": 34 }, { "week": "2026-20", "n": 48 }, { "week": "2026-21", "n": 40 }, { "week": "2026-22", "n": 68 }, { "week": "2026-23", "n": 5 } ], "_tags": [ { "name": "v0.1.0", "date": "2026-04-25" } ], "_stars": 1, "_contributors": [ { "user": "nicchr", "count": 1007, "uuid": 118103879 } ], "_userbio": { "uuid": 118103879, "type": "user", "name": "Nick Christofides", "description": "R | Epidemiology | All things Tidy" }, "_downloads": { "count": 320, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/cppally" }, "_devurl": "https://github.com/nicchr/cppally", "_pkgdown": "https://nicchr.github.io/cppally/", "_searchresults": 5, "_rbuild": "4.6.0", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/cppally.html", "extra/NEWS.html", "extra/NEWS.txt", "extra/readme.html", "extra/readme.md", "manual.pdf" ], "_homeurl": "https://github.com/nicchr/cppally", "_realowner": "nicchr", "_cranurl": true, "_releases": [ { "version": "0.1.0", "date": "2026-04-28" } ], "_exports": [ "cpp_eval", "cpp_register", "cpp_source", "document", "load_all", "use_check_data_frames", "use_check_factors", "use_copy_on_modify", "use_cppally", "use_preserve_altrep_flag" ], "_help": [ { "page": "cpp_register", "title": "Generates wrappers for registered C++ functions", "topics": [ "cpp_register" ] }, { "page": "cpp_source", "title": "Compile C++20 code", "topics": [ "cpp_eval", "cpp_source" ] }, { "page": "document", "title": "A wrapper around 'devtools::document()' to support cppally package development", "topics": [ "document" ] }, { "page": "load_all", "title": "A wrapper around 'devtools::load_all()' specifically for cppally", "topics": [ "load_all" ] }, { "page": "use_check_data_frames", "title": "Adds the 'CPPALLY_CHECK_DATA_FRAMES' flag to Makevars", "topics": [ "use_check_data_frames" ] }, { "page": "use_check_factors", "title": "Adds the 'CPPALLY_CHECK_FACTORS' flag to Makevars", "topics": [ "use_check_factors" ] }, { "page": "use_copy_on_modify", "title": "Adds the 'CPPALLY_COPY_ON_MODIFY' flag to Makevars", "topics": [ "use_copy_on_modify" ] }, { "page": "use_cppally", "title": "Helper for developing packages with cppally", "topics": [ "use_cppally" ] }, { "page": "use_preserve_altrep_flag", "title": "Adds the CPPALLY_PRESERVE_ALTREP flag to Makevars", "topics": [ "use_preserve_altrep_flag" ] } ], "_readme": "https://github.com/nicchr/cppally/raw/HEAD/README.md", "_rundeps": [], "_vignettes": [ { "source": "protection.Rmd", "filename": "protection.html", "title": "Automatic Protection", "engine": "knitr::rmarkdown", "headings": [ "Motivation and design", "Protection benchmark: cpp11 vs cppally", "cppally views: A solution to the protection overhead problem", "r_str_view", "view()", "Using views safely" ], "created": "2026-04-11 08:46:37", "modified": "2026-06-02 15:20:45", "commits": 12 }, { "source": "cppally.Rmd", "filename": "cppally.html", "title": "Getting started with cppally", "engine": "knitr::rmarkdown", "headings": [ "Setup", "Registering R functions", "Registering C++ functions outside of a package context", "Registering C++ functions inside a cppally-linked package", "General steps to using cppally in a package", "C++ types", "logical scalar - r_lgl", "C++ NA values and their R C API equivalents", "Vectors", "inline vectors", "Concepts and Templates", "Notes on templates", "Coercion", "Strings", "Symbols", "Cached strings & symbols", "Lists", "Factors", "Attributes", "Sugar functions", "Annex", "Symbols in R-registered templates", "All core cppally concepts", "Accessing the underlying types and values" ], "created": "2026-04-23 21:40:52", "modified": "2026-06-06 13:10:17", "commits": 13 }, { "source": "vector_name_hashing.Rmd", "filename": "vector_name_hashing.html", "title": "Vector Names Hashing", "engine": "knitr::rmarkdown", "headings": [ "Performance of indexing by location versus name", "Generated R code", "Generated C++ code", "The cost of first lookup", "The cost of many lookups", "Future development" ], "created": "2026-05-14 13:54:08", "modified": "2026-05-26 22:35:48", "commits": 3 } ], "_score": 5.431363764158988, "_indexed": true, "_nocasepkg": "cppally", "_universes": [ "nicchr" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "0.1.0.9000", "date": "2026-06-06T13:28:14.000Z", "distro": "noble", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "e5ef8eee1076c3548f4bce67546e1bf2cb8e1f1fe4ab4cbe60cdc78b8218f6be", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.6.0", "os": "linux", "version": "0.1.0.9000", "date": "2026-06-06T13:28:28.000Z", "distro": "noble", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "54b667b6b9e51760790270fc494b15a50b12b34ff1c3b8d04e759affbb4e1eec", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.5.3", "os": "mac", "version": "0.1.0.9000", "date": "2026-06-06T13:27:38.000Z", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "0f7c07a53c7d93b1f1973e4a161212337d792477b7934649c870beb6b1557e13", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.6.0", "os": "mac", "version": "0.1.0.9000", "date": "2026-06-06T13:27:19.000Z", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "7ad00ce1619fc4f25dbe523e7c19189edba7a4586b6e69b1ceb1afa20facf7c9", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.6.0", "os": "wasm", "version": "0.1.0.9000", "date": "2026-06-06T13:28:04.000Z", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "e47027243d5ffbf4763359b8c5948f234c7dea56a6ada7ac3caf4f0a2dc6e6a3", "status": "success", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.7.0", "os": "win", "version": "0.1.0.9000", "date": "2026-06-06T13:28:02.000Z", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "90d099e4a4f1707e0828d75c21b92d69ecdcf3f60acedddb122ef82cd268c3c3", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.5.3", "os": "win", "version": "0.1.0.9000", "date": "2026-06-06T13:27:23.000Z", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "72ca375b5530f93bd5db16318e04b1e3fec421a7a59284cf037d5cd4de3d683c", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" }, { "r": "4.6.0", "os": "win", "version": "0.1.0.9000", "date": "2026-06-06T13:27:31.000Z", "commit": "9fcdbde01b2fc07a218224276db215e3b2a9a935", "fileid": "c971a6cb0a0ba51d9a90c02527fb54204230171ffbd83fdbbbd84e7c36cdfa30", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/nicchr/actions/runs/27063440620" } ] }