commit 6bcb2b90eda11aedeb5280d4cadc43e1dfbc3d3d · pyrox.dev/nixpkgs

+54 -33

lib/cli.nix

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       { lib }:

     

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         /* Automatically convert an attribute set to command-line options.

     

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            This helps protect against malformed command lines and also to reduce

     

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            boilerplate related to command-line construction for simple use cases.

     

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            `toGNUCommandLine` returns a list of nix strings.

     

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            `toGNUCommandLineShell` returns an escaped shell string.

     

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            Example:

     

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              cli.toGNUCommandLine {} {

     

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                data = builtins.toJSON { id = 0; };

     

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                X = "PUT";

     

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                retry = 3;

     

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                retry-delay = null;

     

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                url = [ "https://example.com/foo" "https://example.com/bar" ];

     

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                silent = false;

     

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                verbose = true;

     

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              }

     

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              => [

     

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                "-X" "PUT"

     

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                "--data" "{\"id\":0}"

     

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                "--retry" "3"

     

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                "--url" "https://example.com/foo"

     

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                "--url" "https://example.com/bar"

     

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                "--verbose"

     

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              ]

     

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              cli.toGNUCommandLineShell {} {

     

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                data = builtins.toJSON { id = 0; };

     

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                X = "PUT";

     

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                retry = 3;

     

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                retry-delay = null;

     

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                url = [ "https://example.com/foo" "https://example.com/bar" ];

     

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                silent = false;

     

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                verbose = true;

     

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              }

     

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              => "'-X' 'PUT' '--data' '{\"id\":0}' '--retry' '3' '--url' 'https://example.com/foo' '--url' 'https://example.com/bar' '--verbose'";

     

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         */

     

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         toGNUCommandLineShell =

     

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           options: attrs: lib.escapeShellArgs (toGNUCommandLine options attrs);

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       { lib }:

     

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       rec {

     

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         /**

     

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           Automatically convert an attribute set to command-line options.

     

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           This helps protect against malformed command lines and also to reduce

     

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           boilerplate related to command-line construction for simple use cases.

     

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           `toGNUCommandLine` returns a list of nix strings.

     

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           `toGNUCommandLineShell` returns an escaped shell string.

     

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           # Inputs

     

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           `options`

     

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           : 1\. Function argument

     

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           `attrs`

     

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           : 2\. Function argument

     

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           # Examples

     

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           :::{.example}

     

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           ## `lib.cli.toGNUCommandLineShell` usage example

     

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           ```nix

     

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           cli.toGNUCommandLine {} {

     

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             data = builtins.toJSON { id = 0; };

     

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             X = "PUT";

     

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             retry = 3;

     

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             retry-delay = null;

     

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             url = [ "https://example.com/foo" "https://example.com/bar" ];

     

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             silent = false;

     

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             verbose = true;

     

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           }

     

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           => [

     

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             "-X" "PUT"

     

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             "--data" "{\"id\":0}"

     

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             "--retry" "3"

     

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             "--url" "https://example.com/foo"

     

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             "--url" "https://example.com/bar"

     

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             "--verbose"

     

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           ]

     

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           cli.toGNUCommandLineShell {} {

     

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             data = builtins.toJSON { id = 0; };

     

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             X = "PUT";

     

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             retry = 3;

     

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             retry-delay = null;

     

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             url = [ "https://example.com/foo" "https://example.com/bar" ];

     

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             silent = false;

     

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             verbose = true;

     

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           }

     

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           => "'-X' 'PUT' '--data' '{\"id\":0}' '--retry' '3' '--url' 'https://example.com/foo' '--url' 'https://example.com/bar' '--verbose'";

     

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           ```

     

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           :::

     

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         */

     

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         toGNUCommandLineShell =

     

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           options: attrs: lib.escapeShellArgs (toGNUCommandLine options attrs);