Commit Graph

33 Commits

Author SHA1 Message Date
Chris Marusich 8bc2183fe5
monads: Improve mlet, mlet*, and mbegin documentation.
* doc/guix.texi (The Store Monad) <mlet, mlet*, mbegin>: Clarify
their intended usage.
* guix/monads.scm (mbegin): Update docstring accordingly.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
2017-04-08 14:40:51 +02:00
Chris Marusich 60a9fcb137
monads, doc: Improve mwhen and munless documentation.
* doc/guix.texi (The Store Monad) <mwhen, munless>: Document them.
* guix/monads.scm (mwhen, munless): Clarify their intended use.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
2017-04-08 14:40:51 +02:00
Chris Marusich d922c8e4b7
monads: Use intent-revealing parameter names.
* guix/monads.scm (mwhen, munless): Rename parameters from 'exp0' and 'exp' to
  'mexp0' and 'mexp', respectively.  This makes it more obvious that these
  expressions must be monadic expressions.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
2017-04-08 14:40:50 +02:00
Ludovic Courtès dbbc248aee monads: Fix 'liftN' fallback case.
Reported by Andy Wingo <wingo@igalia.com>.

* guix/monads.scm (define-lift) <fallback case>: Add missing #'.  Remove
  extra formal parameter.
* tests/monads.scm ("lift"): Add test with 'lift1' as a procedure.
2015-09-04 18:31:06 +02:00
Ludovic Courtès b6c6105cac monads: Inline the procedure returned by liftN.
* guix/monads.scm (define-lift): Turn into a macro that open-codes the result
  of its lift.
2015-08-29 01:22:54 +02:00
Ludovic Courtès 751630c9c3 monads: Allow n-ary '>>=' expressions.
Suggested by Federico Beffa <beffa@fbengineering.ch>.

* guix/monads.scm (bind-syntax): New macro.
  (with-monad): Use it instead of 'identifier-syntax'.
* tests/monads.scm (">>= with more than two arguments"): New test.
* doc/guix.texi (The Store Monad): Explain that there can be several MPROC.
  Add an example.
2015-06-08 23:00:49 +02:00
Ludovic Courtès b734996f9c monads: 'foldm', 'mapm', and 'anym' now take a list of regular values.
* guix/monads.scm (foldm, mapm, anym): Change to take a list of regular
  values as is customary.
* tests/monads.scm ("mapm", "anym"): Adjust accordingly.
2015-05-27 09:44:43 +02:00
Ludovic Courtès 8d7dc5d9db monads: Optimize 'sequence'.
* guix/monads.scm (sequence): Rewrite as a macro.  This yields a 10%
  improvement in wall-clock time for 'guix system build'.
2015-04-17 18:15:38 +02:00
Ludovic Courtès 561fb6c31f doc: Document '%state-monad' and update '%store-monad' description.
* doc/guix.texi (The Store Monad): Document '%state-monad' and related
  procedures.  Describe '%store-monad' as an alias for '%state-monad'.
* guix/monads.scm: Update commentary.
2015-01-17 23:45:48 +01:00
Ludovic Courtès 4e190c2803 store: Make '%store-monad' an alias for '%state-monad'.
* guix/store.scm (define-alias): New macro.
  (%store-monad, store-return, store-bind): Define as aliases of the
  corresponding %STATE-MONAD part.
  (store-lift, text-file, interned-file): Return STORE as a second
  value.
  (run-with-store): Use 'run-with-state'.
* guix/packages.scm (set-guile-for-build, package-file): Return STORE as
  a second value.
* guix/monads.scm: Remove part of the module commentary.
2015-01-17 23:45:48 +01:00
Ludovic Courtès 81a97734e0 monads: Add the state monad.
* guix/monads.scm (state-return, state-bind, run-with-state,
  current-state, set-current-state, state-push, state-pop): New
  procedures.
  (%state-monad): New variable.
* tests/monads.scm (%monads): Add %STATE-MONAD.
  (%monad-run): Add 'run-with-state'.
  (values->list): New macro.
  ("set-current-state", "state-push etc."): New tests.
2015-01-17 23:45:48 +01:00
Ludovic Courtès e87f0591f3 monads: Move '%store-monad' and related procedures where they belong.
This turns (guix monads) into a generic module for monads, and moves the
store monad and related monadic procedures in their corresponding
module.

* guix/monads.scm (store-return, store-bind, %store-monad, store-lift,
  text-file, interned-file, package-file, package->derivation,
  package->cross-derivation, origin->derivation, imported-modules,
  compiled, modules, built-derivations, run-with-store): Move to...
* guix/store.scm (store-return, store-bind, %store-monad, store-lift,
  text-file, interned-file): ... here.
  (%guile-for-build): New variable.
  (run-with-store): Moved from monads.scm.  Remove default value for
  #:guile-for-build.
* guix/packages.scm (default-guile): Export.
  (set-guile-for-build): New procedure.
  (package-file, package->derivation, package->cross-derivation,
  origin->derivation): Moved from monads.scm.
* guix/derivations.scm (%guile-for-build): Remove.
  (imported-modules): Rename to...
  (%imported-modules): ... this.
  (compiled-modules): Rename to...
  (%compiled-modules): ... this.
  (built-derivations, imported-modules, compiled-modules): New
  procedures.
* gnu/services/avahi.scm, gnu/services/base.scm, gnu/services/dbus.scm,
  gnu/services/dmd.scm, gnu/services/networking.scm,
  gnu/services/ssh.scm, gnu/services/xorg.scm, gnu/system/install.scm,
  gnu/system/linux-initrd.scm, gnu/system/shadow.scm, guix/download.scm,
  guix/gexp.scm, guix/git-download.scm, guix/profiles.scm,
  guix/svn-download.scm, tests/monads.scm: Adjust imports accordingly.
* guix/monad-repl.scm (default-guile-derivation): New procedure.
  (store-monad-language, run-in-store): Use it.
* build-aux/hydra/gnu-system.scm (qemu-jobs): Add explicit
  'set-guile-for-build' call.
* guix/scripts/archive.scm (derivation-from-expression): Likewise.
* guix/scripts/build.scm (options/resolve-packages): Likewise.
* guix/scripts/environment.scm (guix-environment): Likewise.
* guix/scripts/system.scm (guix-system): Likewise.
* doc/guix.texi (The Store Monad): Adjust module names accordingly.
2015-01-14 13:34:52 +01:00
Ludovic Courtès abebac4601 monads: Remove 'derivation-expression'.
* guix/monads.scm (lower-inputs, derivation-expression): Remove.
* tests/monads.scm (derivation-expression, "mlet* +
  derivation-expression"): Remove.
2015-01-12 23:33:08 +01:00
Ludovic Courtès 462a3fa36c monads: Rewrite 'text-file*' using gexps.
* guix/monads.scm (text-file*): Move to...
* guix/gexp.scm (text-file*): ... here.  Rewrite using gexps.
* tests/monads.scm ("text-file*"): Move to...
* tests/gexp.scm ("text-file*"): ... here.
2015-01-12 23:33:08 +01:00
Ludovic Courtès b307c06456 monads: Add 'lift0'.
* guix/monads.scm (lift0): New variable.
2014-12-02 16:51:43 +01:00
Ludovic Courtès 21caa6deeb monads: Add 'mwhen' and 'munless'.
* guix/monads.scm (mbegin): Add special '%current-monad' syntactic
  keyword.
  (mwhen, munless): New macros.
2014-12-02 16:51:43 +01:00
Ludovic Courtès e4bed284ae monads: Remove unused 'nargs' parameter from 'lift'.
* guix/monads.scm (lift): Remove 'nargs' parameter.
2014-11-05 22:59:50 +01:00
Ludovic Courtès 405a9d4ec9 monads: Add 'mbegin'.
* guix/monads.scm (mbegin): New macro.
* tests/monads.scm ("mbegin"): New test.
* doc/guix.texi (The Store Monad): Document it.
2014-10-08 23:35:20 +02:00
Ludovic Courtès bdb36958fb gnu: Split (gnu packages base), adding (gnu packages commencement).
* gnu/packages/base.scm (gnu-make-boot0, diffutils-boot0,
  findutils-boot0, %boot0-inputs, nix-system->gnu-triplet, boot-triplet,
  binutils-boot0, gcc-boot0, perl-boot0, linux-libre-headers-boot0,
  texinfo-boot0, %boot1-inputs, glibc-final-with-bootstrap-bash,
  cross-gcc-wrapper, static-bash-for-glibc, glibc-final,
  gcc-boot0-wrapped, %boot2-inputs, binutils-final, libstdc++,
  gcc-final, ld-wrapper-boot3, %boot3-inputs, bash-final, %boot4-inputs,
  guile-final, gnu-make-final, ld-wrapper, coreutils-final, grep-final,
  %boot5-inputs, %final-inputs, canonical-package, gcc-toolchain,
  gcc-toolchain-4.8, gcc-toolchain-4.9): Move to...
* gnu/packages/commencement.scm: ... here.  New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
* build-aux/check-final-inputs-self-contained.scm: Adjust accordingly.
* gnu/packages/cross-base.scm: Likewise.
* gnu/packages/make-bootstrap.scm: Likewise.
* guix/build-system/cmake.scm (cmake-build): Likewise.
* guix/build-system/gnu.scm (standard-packages, gnu-build,
  gnu-cross-build): Likewise.
* guix/build-system/perl.scm (perl-build): Likewise.
* guix/build-system/python.scm (python-build): Likewise.
* guix/build-system/trivial.scm (guile-for-build): Likewise.
* guix/download.scm (url-fetch): Likewise.
* guix/gexp.scm (default-guile): Likewise.
* guix/git-download.scm (git-fetch): Likewise.
* guix/monads.scm (run-with-store): Likewise.
* guix/packages.scm (default-guile): Likewise.
* guix/scripts/package.scm (guix-package): Likewise.
* guix/scripts/refresh.scm: Likewise.
* guix/svn-download.scm (svn-fetch): Likewise.
* tests/builders.scm (%bootstrap-inputs, %bootstrap-search-paths):
  Likewise.
* tests/packages.scm ("GNU Make, bootstrap"): Likewise.
* tests/guix-package.sh: Likewise.
* gnu/services/base.scm: Use 'canonical-package' instead of xxx-final.
* gnu/services/xorg.scm: Likewise.
* gnu/system/vm.scm: Likewise.
* guix/scripts/pull.scm (guix-pull): Likewise.
2014-08-28 09:21:54 +02:00
Ludovic Courtès c90ddc8f81 monads: 'package-file' uses '%current-system' at '>>=' time.
* guix/monads.scm (package-file): Leave #:system to #f by default.
* tests/monads.scm ("package-file, default system"): New test.
2014-08-17 21:08:06 +02:00
Ludovic Courtès 4231f05bbc monads: Add 'package->cross-derivation' and #:target for 'package-file'.
* guix/monads.scm (package-file): Add #:target keyword parameter and
  honor it.
  (package->cross-derivation): New procedure.
* tests/monads.scm ("package-file + package->cross-derivation"): New test.
* doc/guix.texi (The Store Monad): Update 'package-file' documentation.
  Add 'package->cross-derivation'.
2014-08-17 20:58:58 +02:00
Ludovic Courtès 0a90af1531 monads: Add 'interned-file'.
* guix/monads.scm (interned-file): New procedure.
* tests/monads.scm ("interned-file"): New test.
* doc/guix.texi (The Store Monad): Document it.
2014-07-24 23:02:26 +02:00
Ludovic Courtès f62435e286 monads: Fix 'mapm' so that effects happen from left to right.
* guix/monads.scm (mapm): Don't reverse LST, so that items are processed
  from left to right.  Bind the result of 'foldm' and reverse it.
* tests/monads.scm ("sequence"): Change 'frob' so it performs its side
  effect within an 'mlet' body.  Adjust call accordingly.
2014-07-12 23:17:53 +02:00
Ludovic Courtès 53e89b1732 monads, gexp: Remove unintended dependency on (gnu packages …).
* guix/gexp.scm (gexp->derivation, gexp->script): Use 'default-guile'
  instead of an explicit reference to 'guile-final'.
  (default-guile): New procedure.
* guix/monads.scm (run-with-store)[default-guile]: New procedure.
  Use it.
2014-05-01 22:31:36 +02:00
Ludovic Courtès 79c0c8cdf7 gexp: Add support for 'origin?' objects in 'ungexp' forms.
* guix/gexp.scm (lower-inputs, gexp-inputs, gexp->sexp,
  canonicalize-reference): Add 'origin?' case.
* guix/monads.scm (origin->derivation): New procedure.
* tests/gexp.scm ("one input origin"): New test.
2014-05-01 22:31:36 +02:00
Ludovic Courtès ada3df03e3 monads: Hide 'derivation-expression' and 'lower-inputs'.
* guix/monads.scm: Unexport 'lower-inputs' and 'derivation-expression'.
  (text-file*): Add comment about the switch to 'gexp->derivation'.
  (lower-inputs): Add comment about its doom.
  (derivation-expression): Likewise.
* guix/gexp.scm (lower-inputs*): Rename to...
  (lower-inputs): ... this.  Update callers.
* tests/monads.scm (derivation-expression): New procedure.
* doc/guix.texi (The Store Monad): Use 'gexp->derivation' instead of
  'derivation-expression'.  Remove documentation of
  'derivation-expression'.
* guix/ui.scm (read/eval): Use THE-ROOT-MODULE so that macros are
  properly expanded.
* tests/guix-build.sh: Use 'gexp->derivation' instead of
  'derivation-expression'.monads: Hide 'derivation-expression' and 'lower-inputs'.
2014-04-28 23:41:12 +02:00
Ludovic Courtès 45adbd624f monads: Add 'text-file*'.
* guix/monads.scm (text-file*): New procedure.
* tests/monads.scm ("text-file*"): New test.
* doc/guix.texi (The Store Monad): Change example since the previous one
  would erroneously fail to retain a reference to Coreutils.  Document
  'text-file*'.
2014-02-03 23:20:49 +01:00
Ludovic Courtès 413d5351aa monads: Add 'imported-modules' and 'compiled-modules'.
* guix/monads.scm (package-file): Fix typo.
  (imported-modules, compiled-modules): New procedures.
2014-01-29 13:05:42 +01:00
Ludovic Courtès 033adfe7e0 gnu: Add (gnu system).
* gnu/system/vm.scm (lower-inputs): Move to monads.scm.
  (qemu-image): Don't add GRUB-CONFIGURATION to the INPUTS-TO-COPY.
  (union, file-union, etc-directory): Move to gnu/system.scm.
  (%demo-operating-system): New variable.
  (system-qemu-image): Add 'os' parameter.  Rewrite in terms of
  'operating-system-derivation'.
* guix/monads.scm (lower-inputs): New procedure.
* gnu/system/grub.scm (grub-configuration-file): Change 'entries' to be
  a plain list instead of a list of monadic values.
* gnu/system.scm: New file.
* gnu-system.am (GNU_SYSTEM_MODULES): Add it.
2013-12-10 00:24:02 +01:00
Ludovic Courtès 593c3fe600 monads: Fix 'anym'.
* guix/monads.scm (anym): Fix successful case.
* tests/monads.scm ("anym"): New test.
2013-12-10 00:24:01 +01:00
Ludovic Courtès 14f550c31c monads: Remove erroneous comment.
* guix/monads.scm (sequence): Remove erroneous comment.
2013-12-05 23:05:13 +01:00
Ludovic Courtès aeb7ec5c9a monads: Allow resolution of a monad's bind/return at expansion time.
* guix/monads.scm (<monad>): Turn in a raw SRFI-9 record type.
  (define-monad): New macro.
  (with-monad): Add a case for when MONAD is a macro.
  (identity-return, identity-bind, store-return, store-bind): Inline.
  (%identity-monad, %store-monad): Use 'define-monad'.
* tests/monads.scm ("monad?"): New test.
2013-10-03 23:12:20 +02:00
Ludovic Courtès b860f38244 Add (guix monads).
* guix/monads.scm: New file.
* tests/monads.scm: New file.
* Makefile.am (MODULES): Add guix/monads.scm.
  (SCM_TESTS): Add tests/monads.scm.
* doc/guix.texi (The Store Monad): New node.
  (The Store): Reference it.
2013-10-03 23:12:20 +02:00