patch of WIP · round #0 · pull #1 · isabelroses.com/fetch-tangled

+117 -103

fetcher.nix

···

       10
        
       {

     

       11
        
         lib,

     

       12
        
         repoRevToNameMaybe,

     

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       13
        
         fetchgit,

     

       14
        
         fetchzip,

     

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       }:

     

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       lib.makeOverridable (

     

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       -
         {

     

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           domain ? "tangled.sh",

     

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           owner,

     

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           repo,

     

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       -
           rev ? null,

     

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           tag ? null,

     

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           name ? repoRevToNameMaybe repo (lib.revOrTag rev tag) "tangled",

     

       25
       -
       

     

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           # fetchgit stuff

     

       27
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           fetchSubmodules ? false,

     

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           leaveDotGit ? false,

     

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           deepClone ? false,

     

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           forceFetchGit ? false,

     

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           fetchLFS ? false,

     

       32
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           sparseCheckout ? [ ],

     

       33
       -
       

     

       34
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           meta ? { },

     

       35
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           ...

     

       36
       -
         }@args:

     

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       -
       

     

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         assert lib.assertMsg (lib.xor (tag != null) (

     

       39
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           rev != null

     

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         )) "fetchFromTangled requires one of either `rev` or `tag` to be provided (not both).";

     

       41
       -
       

     

       42
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         let

     

       43
       -
       

     

       44
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           position = (

     

       45
       -
             if args.meta.description or null != null then

     

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       -
               builtins.unsafeGetAttrPos "description" args.meta

     

       47
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             else if tag != null then

     

       48
       -
               builtins.unsafeGetAttrPos "tag" args

     

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             else

     

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               builtins.unsafeGetAttrPos "rev" args

     

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           );

     

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       -
       

     

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           baseUrl = "https://${domain}/${owner}/${repo}";

     

       54
       -
       

     

       55
       -
           newMeta =

     

       56
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             meta

     

       57
       -
             // {

     

       58
       -
               homepage = meta.homepage or baseUrl;

     

       59
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             }

     

       60
       -
             // lib.optionalAttrs (position != null) {

     

       61
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               # to indicate where derivation originates, similar to make-derivation.nix's mkDerivation

     

       62
       -
               position = "${position.file}:${toString position.line}";

     

       63
       -
             };

     

       64
        
       

     

       65
       -
           passthruAttrs = removeAttrs args [

     

       66
       -
             "domain"

     

       67
       -
             "owner"

     

       68
       -
             "repo"

     

       69
       -
             "tag"

     

       70
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             "rev"

     

       71
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             "fetchSubmodules"

     

       72
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             "forceFetchGit"

     

       73
        
           ];

     

       74
        
       

     

       75
       -
           useFetchGit =

     

       76
       -
             fetchSubmodules || leaveDotGit || deepClone || forceFetchGit || fetchLFS || (sparseCheckout != [ ]);

     

       77
       -
       

     

       78
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           # We prefer fetchzip in cases we don't need submodules as the hash

     

       79
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           # is more stable in that case.

     

       80
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           fetcher =

     

       81
       -
             if useFetchGit then

     

       82
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               fetchgit

     

       83
       -
             # fetchzip may not be overridable when using external tools, for example nix-prefetch

     

       84
       -
             else if fetchzip ? override then

     

       85
       -
               fetchzip.override { withUnzip = false; }

     

       86
       -
             else

     

       87
       -
               fetchzip;

     

       88
       -
       

     

       89
       -
           revWithTag = if tag != null then "refs%2Ftags%2F${tag}" else rev;

     

       90
       -
       

     

       91
       -
           fetcherArgs =

     

       92
       -
             (

     

       93
       -
               if useFetchGit then

     

       94
       -
                 {

     

       95
       -
                   inherit

     

       96
       -
                     tag

     

       97
       -
                     rev

     

       98
       -
                     deepClone

     

       99
       -
                     fetchSubmodules

     

       100
       -
                     sparseCheckout

     

       101
       -
                     fetchLFS

     

       102
       -
                     leaveDotGit

     

       103
       -
                     ;

     

       104
       -
                   url = baseUrl;

     

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       105
        
                 }

     

       106
       -
               else

     

       107
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                 {

     

       108
       -
                   url = "${baseUrl}/archive/${revWithTag}";

     

       109
       -
                   extension = "tar.gz";

     

       110
       -
       

     

       111
       -
                   passthru = {

     

       112
       -
                     gitRepoUrl = baseUrl;

     

       113
       -
                   };

     

       114
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                 }

     

       115
       -
             )

     

       116
       -
             // passthruAttrs

     

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             // {

     

       118
       -
               inherit name;

     

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       119
        
             };

     

       120
       -
         in

     

       121
       -
       

     

       122
       -
         fetcher fetcherArgs

     

       123
       -
         // {

     

       124
       -
           meta = newMeta;

     

       125
       -
           inherit owner repo tag;

     

       126
       -
           rev = revWithTag;

     

       127
        
         }

     

       128
        
       )

···

       10
        
       {

     

       11
        
         lib,

     

       12
        
         repoRevToNameMaybe,

     

       13
       +
         stdenvNoCC,

     

       14
        
         fetchgit,

     

       15
        
         fetchzip,

     

       16
        
       }:

     

       17
        
       

     

       18
        
       lib.makeOverridable (

     

       19
       +
         lib.extendMkDerivation {

     

       20
       +
           constructDrv = stdenvNoCC.mkDerivation;

     

       21
       +
       

     

       22
       +
           excludeDrvArgNames = [

     

       23
       +
             # Additional stdenv.mkDerivation arguments from derived fetchers.

     

       24
       +
             "derivationArgs"

     

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       25
        
       

     

       26
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             "hash"

     

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       27
        
           ];

     

       28
        
       

     

       29
       +
           extendDrvArgs =

     

       30
       +
             finalAttrs:

     

       31
       +
             {

     

       32
       +
               domain ? "tangled.sh",

     

       33
       +
               owner,

     

       34
       +
               repo,

     

       35
       +
               rev ? null,

     

       36
       +
               tag ? null,

     

       37
       +
               name ? repoRevToNameMaybe repo (lib.revOrTag rev tag) "tangled",

     

       38
       +
       

     

       39
       +
               # fetchgit stuff

     

       40
       +
               fetchSubmodules ? false,

     

       41
       +
               leaveDotGit ? false,

     

       42
       +
               deepClone ? false,

     

       43
       +
               forceFetchGit ? false,

     

       44
       +
               fetchLFS ? false,

     

       45
       +
               sparseCheckout ? [ ],

     

       46
       +
       

     

       47
       +
               meta ? { },

     

       48
       +
               ...

     

       49
       +
             }@args:

     

       50
       +
       

     

       51
       +
             assert lib.assertMsg (lib.xor (tag != null) (

     

       52
       +
               rev != null

     

       53
       +
             )) "fetchFromTangled requires one of either `rev` or `tag` to be provided (not both).";

     

       54
       +
       

     

       55
       +
             let

     

       56
       +
       

     

       57
       +
               position = (

     

       58
       +
                 if args.meta.description or null != null then

     

       59
       +
                   builtins.unsafeGetAttrPos "description" args.meta

     

       60
       +
                 else if tag != null then

     

       61
       +
                   builtins.unsafeGetAttrPos "tag" args

     

       62
       +
                 else

     

       63
       +
                   builtins.unsafeGetAttrPos "rev" args

     

       64
       +
               );

     

       65
       +
       

     

       66
       +
               baseUrl = "https://${domain}/${owner}/${repo}";

     

       67
       +
       

     

       68
       +
               newMeta =

     

       69
       +
                 meta

     

       70
       +
                 // {

     

       71
       +
                   homepage = meta.homepage or baseUrl;

     

       72
        
                 }

     

       73
       +
                 // lib.optionalAttrs (position != null) {

     

       74
       +
                   # to indicate where derivation originates, similar to make-derivation.nix's mkDerivation

     

       75
       +
                   position = "${position.file}:${toString position.line}";

     

       76
       +
                 };

     

       77
       +
       

     

       78
       +
               passthruAttrs = removeAttrs args [

     

       79
       +
                 "domain"

     

       80
       +
                 "owner"

     

       81
       +
                 "repo"

     

       82
       +
                 "tag"

     

       83
       +
                 "rev"

     

       84
       +
                 "fetchSubmodules"

     

       85
       +
                 "forceFetchGit"

     

       86
       +
               ];

     

       87
       +
       

     

       88
       +
               useFetchGit =

     

       89
       +
                 fetchSubmodules || leaveDotGit || deepClone || forceFetchGit || fetchLFS || (sparseCheckout != [ ]);

     

       90
       +
       

     

       91
       +
               # We prefer fetchzip in cases we don't need submodules as the hash

     

       92
       +
               # is more stable in that case.

     

       93
       +
               fetcher =

     

       94
       +
                 if useFetchGit then

     

       95
       +
                   fetchgit

     

       96
       +
                 # fetchzip may not be overridable when using external tools, for example nix-prefetch

     

       97
       +
                 else if fetchzip ? override then

     

       98
       +
                   fetchzip.override { withUnzip = false; }

     

       99
       +
                 else

     

       100
       +
                   fetchzip;

     

       101
       +
       

     

       102
       +
               revWithTag = if tag != null then "refs%2Ftags%2F${tag}" else rev;

     

       103
       +
       

     

       104
       +
               fetcherArgs =

     

       105
       +
                 (

     

       106
       +
                   if useFetchGit then

     

       107
       +
                     {

     

       108
       +
                       inherit

     

       109
       +
                         tag

     

       110
       +
                         rev

     

       111
       +
                         deepClone

     

       112
       +
                         fetchSubmodules

     

       113
       +
                         sparseCheckout

     

       114
       +
                         fetchLFS

     

       115
       +
                         leaveDotGit

     

       116
       +
                         ;

     

       117
       +
                       url = baseUrl;

     

       118
       +
                     }

     

       119
       +
                   else

     

       120
       +
                     {

     

       121
       +
                       url = "${baseUrl}/archive/${revWithTag}";

     

       122
       +
                       extension = "tar.gz";

     

       123
       +
       

     

       124
       +
                       passthru = {

     

       125
       +
                         gitRepoUrl = baseUrl;

     

       126
       +
                       };

     

       127
       +
                     }

     

       128
       +
                 )

     

       129
       +
                 // passthruAttrs

     

       130
       +
                 // {

     

       131
       +
                   inherit name;

     

       132
       +
                 };

     

       133
       +
             in

     

       134
       +
       

     

       135
       +
             fetcher fetcherArgs

     

       136
        
             // {

     

       137
       +
               meta = newMeta;

     

       138
       +
               inherit owner repo tag;

     

       139
       +
               rev = revWithTag;

     

       140
        
             };

     

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       141
        
         }

     

       142
        
       )