On Windows, uses %*ENV<HOMEDRIVE> ~ %*ENV<HOMEPATH>. If the home directory cannot be determined, it will be Any. Contains the appropriate IO::Spec sub-class for the platform that the program is running on.

For example, :$env would expect a named argument env when calling a subroutine. If you are referring to environment variables in Raku, the correct way to access them is through the %*ENV hash, which contains the environment variables of the underlying operating system.

Raku maintains environment variables in a special hash named %*ENV. For when this access method is inconvenient, the Raku module Env allows environment variables to be treated as scalar or array variables.

%*ENV will contain the environment variables, so that if you use: ... This will fail if the environment variable API_KEY has not been defined previously. Raku has a better way to deal with command line arguments if they represent file names: the $*ARGFILES dynamic variable.

Only works in `shim` mode. To unset a local version one must delete the `.RAKU_VERSION` file in the respective folder. Modes ===== rakubrew can work in two distinct modes: `env` and `shim` In `env` mode rakubrew modifies the `$PATH` variable as needed when switching between versions.

In $morning 's environment $period is Morning. In $evening 's environment $period is Evening. In the previous chapter, we learned how Raku facilitates Functional Programming.

The system environment variables are available in Raku in the dynamic variable %*ENV. Let us start by writing a copy of the «printenv» program. It lists all the environment variables if run without an argument, and the specified one if given an argument. The output is close to the one given ...

I am missing what run does with (not finding them in https://docs.raku.org/routine/run) :$cwd :$env :$arg0 and :$win-verbatim-args This is what I have so far: method new(Proc:U: :$in = '-', :$out = '-', :$err = '-', Bool :$bin = False, Bool :$chomp = True, Bool :$merge = False, Str:D :$enc = 'UTF-8', Str:D :$nl = "\n", --> Proc:D) sub run( *@args ($, *@), :$in = '-', # use `:$in`, `$:out`, and `:$err` arguments to redirect to # different file handle, thus creating a kind of pipe

You might question, why would a Raku programmer use a named pipe for compile time inputs? Silly. Famously, programmers in the wild will always try stuff the developers never think about but nonetheless Raku's name is on the failures they see.

I hope this helps you understand why there isn't a 'boo boo' in the documentation, and why what others have said is actually answering the question you asked. Regards, Richard (finanalyst) On 03/11/2025 08:03, ToddAndMargo via perl6-users wrote: Hi All, I do believe I came across a boo-boo in the docs for "run": https://docs.raku.org/routine/run sub run( *@args ($, *@), :$in = '-', :$out = '-', :$err = '-', Bool :$bin = False, Bool :$chomp = True, Bool :$merge = False, Str:D :$enc = 'UTF-8', Str:D :$nl = "\n", :$cwd = $*CWD, Hash() :$env = %*ENV, :$arg0, :$win-verbatim-args = False --> Proc:D) The above stated that it return a variable of type "Proc".

Indeed it is becoming common practice by Raku community developers to place the extensive testing of a distribution in xt/ and to put minimal sanity tests in t/. Extensive testing is essential for development and quality control, but it can slow down the installation of popular distributions. An alternative to placing the meta-ok test in an extended test directory, but to ensure that it is only run when a developer or maintainer wants to, is to make the test dependent on an environment variable, e.g., in t/99-author-test.rakutest there is the following code

If there is a single matching environment variable and no :sep key is set then the system will fall back to splitting on the $*DISTRO.path-sep value as a seperator. Hashes can be single value with a :sep key to specify the seperator between pairs and a :kvsep to specifiy the seperator in each ...

Rakudo's %*ENV is simply an instance of Parrot's Env PMC. Whenever we fetch something from the Env PMC, we get back a String PMC.

rakuenv is a fork of https://github.com/rbenv/rbenv; you can redistribute rakuenv and/or modify it under the same terms as rbenv itself.

The RAKUDO_OPT environment variable provides a way to specify default compiler command line options, overridable by explicitly specifications on the command line. For example: ... RAKUDO_OPT="-I. --ll-exception" raku -Ilib test.raku · would ignore the -I. but would honor the --ll-exception ...

IO::Spec::Cygwin and IO::Spec::Win32 use more Windows-appropriate lists which also include the %TEMP% and %TMP% environment variables. ... The IO::Spec::Unix.path method splits $PATH as a shell would; i.e. as a colon-separated list. IO::Spec::Cygwin inherits this from IO::Spec::Unix. IO::Spec::Win32.path will read the first defined of either %PATH% or %Path% as a semicolon-delimited list. ... Indicates the period in which the telemetry snapper will take a snapshot. Defaults to .1 for 10 snapshots per second. Initial version written by the Rakudo contributors, see the CREDITS file.

The following environment variables are respected: RAKULIB Modify the module search path PERL6LIB Modify the module search path (DEPRECATED) RAKUDO_HOME Override the path of the Rakudo runtime files NQP_HOME Override the path of the NQP runtime files · There isn't an official Gentoo ebuild ...

August 7, 2023 - This post is focused on the lifecycle of the standard raku scalar variable with the $ sigil since it is the obvious inheritor of the perl $ variable which can also be seen in similar guise in places like Bash, PHP and SASS.

December 8, 2019 - And one can access the Perl module’s ... use5.raku) #!/usr/bin/env perl6 #| IMPORTANT #| Notice no explicit use of Inline::Perl5, but it #| must be installed. use lib:from '.'; #= Must define the Perl lib location with this syntax. use P5:from; #= Using the Perl module. #| IMPORTANT #| ========= #| Bind the hash variable so we can modify the hash. #| For access only, use of the '=' alone is ...