{
  "_id": "6ae9ab2c2e87f76f20ad02a8",
  "Package": "lazyeval",
  "Version": "0.2.3.9000",
  "Title": "Lazy (Non-Standard) Evaluation",
  "Description": "An alternative approach to non-standard evaluation using\nformulas. Provides a full implementation of LISP style\n'quasiquotation', making it easier to generate code with other\ncode.",
  "Authors@R": "c(\nperson(\"Hadley\", \"Wickham\", ,\"hadley@rstudio.com\", c(\"aut\", \"cre\")),\nperson(\"RStudio\", role = \"cph\")\n)",
  "License": "GPL-3",
  "VignetteBuilder": "knitr",
  "RoxygenNote": "7.3.3",
  "Config/build/compilation-database": "true",
  "Repository": "https://hadley.r-universe.dev",
  "Date/Publication": "2026-04-07 08:05:06 UTC",
  "RemoteUrl": "https://github.com/hadley/lazyeval",
  "RemoteRef": "HEAD",
  "RemoteSha": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
  "NeedsCompilation": "yes",
  "Packaged": {
    "Date": "2026-11-03 09:14:33 UTC",
    "User": "root"
  },
  "Author": "Hadley Wickham [aut, cre],\nRStudio [cph]",
  "Maintainer": "Hadley Wickham <hadley@rstudio.com>",
  "_user": "hadley",
  "_type": "src",
  "_file": "lazyeval_0.2.3.9000.tar.gz",
  "_fileid": "https://r2.ropensci.org/adbc5be4100296685351bdba6ffa97a5af0efad58b119a999f8de59d3fb17c93",
  "_filesize": 266515,
  "_sha256": "adbc5be4100296685351bdba6ffa97a5af0efad58b119a999f8de59d3fb17c93",
  "_expires": "2027-02-11T09:36:43.000Z",
  "_created": "2026-11-03T09:14:33.000Z",
  "_published": "2026-11-03T09:36:44.836Z",
  "_upstream": "https://github.com/hadley/lazyeval",
  "_status": "success",
  "_maintainer": {
    "name": "Hadley Wickham",
    "email": "hadley@rstudio.com",
    "login": "hadley",
    "bluesky": "@hadley.nz",
    "description": "Chief Scientist at @posit-pbc",
    "uuid": 4196
  },
  "_jobs": [
    {
      "job": 125827382758,
      "time": 89,
      "config": "linux-devel-arm64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "13218142564"
    },
    {
      "job": 125827382666,
      "time": 111,
      "config": "linux-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "13217708567"
    },
    {
      "job": 125827382721,
      "time": 88,
      "config": "linux-release-arm64",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13218800932"
    },
    {
      "job": 125827382700,
      "time": 141,
      "config": "linux-release-x86_64",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13217992802"
    },
    {
      "job": 125827382769,
      "time": 134,
      "config": "macos-oldrel-arm64",
      "r": "4.5.3",
      "check": "NOTE",
      "artifact": "13220140492"
    },
    {
      "job": 125827382736,
      "time": 165,
      "config": "macos-oldrel-x86_64",
      "r": "4.5.3",
      "check": "NOTE",
      "artifact": "13219680455"
    },
    {
      "job": 125827382857,
      "time": 130,
      "config": "macos-release-arm64",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13220055536"
    },
    {
      "job": 125827382665,
      "time": 185,
      "config": "macos-release-x86_64",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13218463735"
    },
    {
      "job": 125826154290,
      "time": 160,
      "config": "source",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13218197005"
    },
    {
      "job": 125827382756,
      "time": 100,
      "config": "wasm-release",
      "r": "4.6.0",
      "check": "OK",
      "artifact": "13218182518"
    },
    {
      "job": 125827382611,
      "time": 215,
      "config": "windows-devel-arm64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "13218097329"
    },
    {
      "job": 125827382606,
      "time": 138,
      "config": "windows-devel-x86_64",
      "r": "4.7.0",
      "check": "OK",
      "artifact": "13218302197"
    },
    {
      "job": 125827382698,
      "time": 88,
      "config": "windows-oldrel-x86_64",
      "r": "4.5.3",
      "check": "NOTE",
      "artifact": "13217858028"
    },
    {
      "job": 125827382703,
      "time": 199,
      "config": "windows-release-arm64",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13218073098"
    },
    {
      "job": 125827382732,
      "time": 93,
      "config": "windows-release-x86_64",
      "r": "4.6.2",
      "check": "OK",
      "artifact": "13218391819"
    }
  ],
  "_buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095",
  "_commit": {
    "id": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
    "author": "Lionel Henry <lionel.hry@proton.me>",
    "committer": "Lionel Henry <lionel.hry@proton.me>",
    "message": "Increment version number to 0.2.3.9000\n",
    "time": 1775549106
  },
  "_distro": "resolute",
  "_host": "GitHub-Actions",
  "_registered": true,
  "_dependencies": [
    {
      "package": "R",
      "version": ">= 3.1.0",
      "role": "Depends"
    },
    {
      "package": "rlang",
      "role": "Imports"
    },
    {
      "package": "knitr",
      "role": "Suggests"
    },
    {
      "package": "rmarkdown",
      "version": ">= 0.2.65",
      "role": "Suggests"
    },
    {
      "package": "testthat",
      "role": "Suggests"
    },
    {
      "package": "covr",
      "role": "Suggests"
    }
  ],
  "_owner": "hadley",
  "_selfowned": true,
  "_usedby": 2154,
  "_updates": [
    {
      "week": "2026-14",
      "n": 4
    },
    {
      "week": "2026-15",
      "n": 2
    }
  ],
  "_tags": [
    {
      "name": "v0.2.3",
      "date": "2026-04-07"
    }
  ],
  "_stars": 134,
  "_contributors": [
    {
      "user": "hadley",
      "count": 265,
      "uuid": 4196
    },
    {
      "user": "lionel-",
      "count": 35,
      "uuid": 4465050
    },
    {
      "user": "matthieugomez",
      "count": 2,
      "uuid": 6223837
    },
    {
      "user": "gaborcsardi",
      "count": 1,
      "uuid": 660288
    },
    {
      "user": "jefferis",
      "count": 1,
      "uuid": 23763
    },
    {
      "user": "jimhester",
      "count": 1,
      "uuid": 205275
    },
    {
      "user": "batpigandme",
      "count": 1,
      "uuid": 831732
    },
    {
      "user": "pachevalier",
      "count": 1,
      "uuid": 3227753
    },
    {
      "user": "kalibera",
      "count": 1,
      "uuid": 1734520
    },
    {
      "user": "tareefk",
      "count": 1,
      "uuid": 3314941
    }
  ],
  "_userbio": {
    "uuid": 4196,
    "type": "user",
    "name": "Hadley Wickham",
    "followers": 26816,
    "description": "Chief Scientist at @posit-pbc"
  },
  "_downloads": {
    "count": 458151,
    "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/lazyeval"
  },
  "_mentions": 3,
  "_devurl": "https://github.com/hadley/lazyeval",
  "_searchresults": 1256,
  "_rbuild": "4.6.2",
  "_assets": [
    "extra/citation.cff",
    "extra/citation.html",
    "extra/citation.json",
    "extra/citation.txt",
    "extra/contents.json",
    "extra/lazyeval.html",
    "extra/manual.pdf",
    "extra/NEWS.html",
    "extra/NEWS.txt",
    "extra/readme.html",
    "extra/readme.md"
  ],
  "_homeurl": "https://github.com/hadley/lazyeval",
  "_realowner": "hadley",
  "_cranurl": true,
  "_releases": [
    {
      "version": "0.1.9",
      "date": "2014-10-01"
    },
    {
      "version": "0.1.10",
      "date": "2015-01-02"
    },
    {
      "version": "0.2.0",
      "date": "2016-06-12"
    },
    {
      "version": "0.2.1",
      "date": "2017-10-29"
    },
    {
      "version": "0.2.2",
      "date": "2019-03-15"
    },
    {
      "version": "0.2.3",
      "date": "2026-04-04"
    }
  ],
  "_exports": [
    "all_dots",
    "as_call",
    "as_f_list",
    "as_name",
    "as.lazy",
    "as.lazy_dots",
    "ast",
    "ast_",
    "auto_name",
    "call_modify",
    "call_new",
    "call_standardise",
    "common_env",
    "dots_capture",
    "expr_env",
    "expr_find",
    "expr_label",
    "expr_text",
    "f_capture",
    "f_env",
    "f_env<-",
    "f_eval",
    "f_eval_lhs",
    "f_eval_rhs",
    "f_interp",
    "f_label",
    "f_lhs",
    "f_lhs<-",
    "f_list",
    "f_new",
    "f_rhs",
    "f_rhs<-",
    "f_text",
    "f_unwrap",
    "find_data",
    "function_new",
    "interp",
    "is_atomic",
    "is_call",
    "is_formula",
    "is_lang",
    "is_name",
    "is_pairlist",
    "lazy",
    "lazy_",
    "lazy_dots",
    "lazy_eval",
    "make_call",
    "missing_arg",
    "uq",
    "uqf",
    "uqs"
  ],
  "_help": [
    {
      "page": "as_name",
      "title": "Coerce an object to a name or call.",
      "topics": [
        "as_call",
        "as_name"
      ]
    },
    {
      "page": "as.lazy",
      "title": "Convert an object to a lazy expression or lazy dots.",
      "topics": [
        "as.lazy",
        "as.lazy_dots"
      ]
    },
    {
      "page": "ast_",
      "title": "Display a call (or expression) as a tree.",
      "topics": [
        "ast",
        "ast_"
      ]
    },
    {
      "page": "call_modify",
      "title": "Modify the arguments of a call.",
      "topics": [
        "call_modify",
        "call_standardise"
      ]
    },
    {
      "page": "call_new",
      "title": "Create a call by \"hand\"",
      "topics": [
        "call_new"
      ]
    },
    {
      "page": "expr_label",
      "title": "Find the expression associated with an argument",
      "topics": [
        "expr_env",
        "expr_find",
        "expr_label",
        "expr_text"
      ]
    },
    {
      "page": "f_capture",
      "title": "Make a promise explicit by converting into a formula.",
      "topics": [
        "dots_capture",
        "f_capture"
      ]
    },
    {
      "page": "f_eval",
      "title": "Evaluate a formula",
      "topics": [
        "find_data",
        "f_eval",
        "f_eval_lhs",
        "f_eval_rhs"
      ]
    },
    {
      "page": "f_interp",
      "title": "Interpolate a formula",
      "topics": [
        "f_interp",
        "uq",
        "uqf",
        "uqs"
      ]
    },
    {
      "page": "f_list",
      "title": "Build a named list from the LHS of formulas",
      "topics": [
        "as_f_list",
        "f_list"
      ]
    },
    {
      "page": "f_new",
      "title": "Create a formula object by \"hand\".",
      "topics": [
        "f_new"
      ]
    },
    {
      "page": "f_rhs",
      "title": "Get/set formula components.",
      "topics": [
        "f_env",
        "f_env<-",
        "f_lhs",
        "f_lhs<-",
        "f_rhs",
        "f_rhs<-"
      ]
    },
    {
      "page": "f_text",
      "title": "Turn RHS of formula into a string/label.",
      "topics": [
        "f_label",
        "f_text"
      ]
    },
    {
      "page": "f_unwrap",
      "title": "Unwrap a formula",
      "topics": [
        "f_unwrap"
      ]
    },
    {
      "page": "function_new",
      "title": "Create a function by \"hand\"",
      "topics": [
        "function_new"
      ]
    },
    {
      "page": "interp",
      "title": "Interpolate values into an expression.",
      "topics": [
        "interp"
      ]
    },
    {
      "page": "is_formula",
      "title": "Is object a formula?",
      "topics": [
        "is_formula"
      ]
    },
    {
      "page": "is_lang",
      "title": "Is an object a language object?",
      "topics": [
        "is_atomic",
        "is_call",
        "is_lang",
        "is_name",
        "is_pairlist"
      ]
    },
    {
      "page": "lazy_",
      "title": "Capture expression for later lazy evaluation.",
      "topics": [
        "lazy",
        "lazy_"
      ]
    },
    {
      "page": "lazy_dots",
      "title": "Capture ... (dots) for later lazy evaluation.",
      "topics": [
        "lazy_dots"
      ]
    },
    {
      "page": "lazy_eval",
      "title": "Evaluate a lazy expression.",
      "topics": [
        "lazy_eval"
      ]
    },
    {
      "page": "make_call",
      "title": "Make a call with 'lazy_dots' as arguments.",
      "topics": [
        "make_call"
      ]
    },
    {
      "page": "missing_arg",
      "title": "Generate a missing argument.",
      "topics": [
        "missing_arg"
      ]
    }
  ],
  "_readme": "https://github.com/hadley/lazyeval/raw/HEAD/README.md",
  "_rundeps": [
    "rlang"
  ],
  "_vignettes": [
    {
      "source": "lazyeval-old.Rmd",
      "filename": "lazyeval-old.html",
      "title": "Lazyeval: a new approach to NSE",
      "engine": "knitr::rmarkdown",
      "headings": [
        "lazy()",
        "Standard evaluation",
        "Non-standard evaluation",
        "Scoping",
        "Chained promises"
      ],
      "created": "2016-02-24 17:28:10",
      "modified": "2016-02-24 17:29:24",
      "commits": 2
    },
    {
      "source": "lazyeval.Rmd",
      "filename": "lazyeval.html",
      "title": "Non-standard evaluation",
      "author": "Hadley Wickham",
      "engine": "knitr::rmarkdown",
      "headings": [
        "Labelling",
        "Exercises",
        "Formulas",
        "Definition of a formula",
        "Evaluating a formula",
        "Non-standard scoping",
        "Unquoting",
        "Programming with sieve()",
        "Adding arguments",
        "Dot-dot-dot",
        "Non-standard evaluation",
        "Metaprogramming"
      ],
      "created": "2014-09-25 21:28:04",
      "modified": "2026-04-07 08:03:48",
      "commits": 22
    }
  ],
  "_score": 16.429863790101344,
  "_indexed": true,
  "_nocasepkg": "lazyeval",
  "_universes": [
    "hadley"
  ],
  "_binaries": [
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:16:04.000Z",
      "distro": "resolute",
      "arch": "aarch64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/e7b86e3ce998e7c3787ddd78a86775aaa7c4a7061c1df8e61994737c1da1d6b2",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.7.0",
      "os": "linux",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:16:19.000Z",
      "distro": "resolute",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/1294822b2bf9073f297612c10163a5e2f72b2047ae6a08a0f541d3ea5a415219",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.2",
      "os": "linux",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:16:05.000Z",
      "distro": "resolute",
      "arch": "aarch64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/ec4a1e681767cb5d342745b3df0d8ce9cccc37248d766dc8f2955a9aba567f7d",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.2",
      "os": "linux",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:16:59.000Z",
      "distro": "resolute",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/871dd6c64c580628b0629addfba9983913624d4b0b62ec3183e6c5c833f20bae",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:35:25.000Z",
      "arch": "aarch64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/d8028fbc5559e27581a23088f1d11ee7638deefc240b38c2ff21a1e737df42a6",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.5.3",
      "os": "mac",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:29:39.000Z",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/922fba8307aabb1dc8b9f2f0abd712740a65400a664d619bb2af0cde68666896",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.2",
      "os": "mac",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:35:54.000Z",
      "arch": "aarch64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/5dbf5315c0cdf97200d7da5fcf75f8eb51d6342398580db870280f6636b4bac9",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.2",
      "os": "mac",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:28:03.000Z",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/8a6bf38ff7d009e31fdfe888fcd54f7f3c975b5cb66a7417b8b7bd4ea7cf4232",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.0",
      "os": "wasm",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:16:31.000Z",
      "arch": "emscripten",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/12323b457f62ed9c75e5641469abfe92fd850d908ab2d7cafc14aa75687f725f",
      "status": "success",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:17:49.000Z",
      "arch": "aarch64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/dc7e28a518aad79c86f8300a44a37d22a4ddcaa0be6ef49c3c398665a1946e0e",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.7.0",
      "os": "win",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:15:56.000Z",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/b3b540a08ba9bacbde8ca5172f0a44c67f7e10578a8572dc2a7b09969d412e59",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.5.3",
      "os": "win",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:15:30.000Z",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/5d9df80add516851c7087fbe0692bd8f4aeeddcd286299cab654629a6ce0804a",
      "status": "success",
      "check": "NOTE",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.2",
      "os": "win",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:17:37.000Z",
      "arch": "aarch64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/ab91ee5d836d0a8450192f7d7b1c15799b7ffafc8475046e09c3e0fc7173cdac",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    },
    {
      "r": "4.6.2",
      "os": "win",
      "version": "0.2.3.9000",
      "date": "2026-11-03T09:15:57.000Z",
      "arch": "x86_64",
      "commit": "d126d2e68bc41e25b08ae1235d1c573cccecd26c",
      "fileid": "https://r2.ropensci.org/1b726ee7269e1e28d4d63d297153f20b01ead923ed66dc0e9e4bff55e08269bf",
      "status": "success",
      "check": "OK",
      "buildurl": "https://github.com/r-universe/hadley/actions/runs/41609038095"
    }
  ]
}