diff options
Diffstat (limited to 'guix/ui.scm')
| -rw-r--r-- | guix/ui.scm | 106 |
1 files changed, 72 insertions, 34 deletions
diff --git a/guix/ui.scm b/guix/ui.scm index 7920335928..3e4bd5787e 100644 --- a/guix/ui.scm +++ b/guix/ui.scm @@ -13,6 +13,7 @@ ;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net> ;;; Copyright © 2019 Chris Marusich <cmmarusich@gmail.com> ;;; Copyright © 2019 Tobias Geerinckx-Rice <me@tobias.gr> +;;; Copyright © 2019 Simon Tournier <zimon.toutoune@gmail.com> ;;; ;;; This file is part of GNU Guix. ;;; @@ -120,6 +121,10 @@ roll-back* switch-to-generation* delete-generation* + + %default-message-language + current-message-language + run-guix-command run-guix guix-main)) @@ -427,6 +432,20 @@ exiting. ARGS is the list of arguments received by the 'throw' handler." report them in a user-friendly way." (call-with-unbound-variable-handling (lambda () exp ...))) +(define %default-message-language + ;; Default language to use for messages. + (make-parameter "en")) + +(define (current-message-language) + "Return the language used for messages according to the current locale. +Return %DEFAULT-MESSAGE-LANGUAGE if that information could not be obtained. The +result is an ISO-639-2 language code such as \"ar\", without the territory +part." + (let ((locale (setlocale LC_MESSAGES))) + (match (string-index locale #\_) + (#f locale) + (index (string-take locale index))))) + (define (install-locale) "Install the current locale settings." (catch 'system-error @@ -848,6 +867,17 @@ warning." ('profile-hook #t) (_ #f))) +(define (colorize-store-file-name file) + "Colorize FILE, a store file name, such that the hash part is less prominent +that the rest." + (let ((len (string-length file)) + (prefix (+ (string-length (%store-prefix)) 32 2))) + (if (< len prefix) + file + (string-append (colorize-string (string-take file prefix) + (color DARK)) + (string-drop file prefix))))) + (define* (show-what-to-build store drv #:key dry-run? (use-substitutes? #t) (mode (build-mode normal))) @@ -871,6 +901,11 @@ check and report what is prerequisites are available for download." (substitution-oracle store inputs #:mode mode) (const #f))) + (define colorized-store-item + (if (color-output? (current-error-port)) + colorize-store-file-name + identity)) + (let*-values (((build download) (derivation-build-plan store inputs #:mode mode @@ -916,7 +951,7 @@ check and report what is prerequisites are available for download." (N_ "~:[The following derivation would be built:~%~{ ~a~%~}~;~]" "~:[The following derivations would be built:~%~{ ~a~%~}~;~]" (length build)) - (null? build) build) + (null? build) (map colorized-store-item build)) (if display-download-size? (format (current-error-port) ;; TRANSLATORS: "MB" is for "megabyte"; it should be @@ -924,29 +959,31 @@ check and report what is prerequisites are available for download." (G_ "~:[~,1h MB would be downloaded:~%~{ ~a~%~}~;~]") (null? download) download-size - (map substitutable-path download)) + (map (compose colorized-store-item substitutable-path) + download)) (format (current-error-port) (N_ "~:[The following file would be downloaded:~%~{ ~a~%~}~;~]" "~:[The following files would be downloaded:~%~{ ~a~%~}~;~]" (length download)) (null? download) - (map substitutable-path download))) + (map (compose colorized-store-item substitutable-path) + download))) (format (current-error-port) (N_ "~:[The following graft would be made:~%~{ ~a~%~}~;~]" "~:[The following grafts would be made:~%~{ ~a~%~}~;~]" (length graft)) - (null? graft) graft) + (null? graft) (map colorized-store-item graft)) (format (current-error-port) (N_ "~:[The following profile hook would be built:~%~{ ~a~%~}~;~]" "~:[The following profile hooks would be built:~%~{ ~a~%~}~;~]" (length hook)) - (null? hook) hook)) + (null? hook) (map colorized-store-item hook))) (begin (format (current-error-port) (N_ "~:[The following derivation will be built:~%~{ ~a~%~}~;~]" "~:[The following derivations will be built:~%~{ ~a~%~}~;~]" (length build)) - (null? build) build) + (null? build) (map colorized-store-item build)) (if display-download-size? (format (current-error-port) ;; TRANSLATORS: "MB" is for "megabyte"; it should be @@ -954,23 +991,25 @@ check and report what is prerequisites are available for download." (G_ "~:[~,1h MB will be downloaded:~%~{ ~a~%~}~;~]") (null? download) download-size - (map substitutable-path download)) + (map (compose colorized-store-item substitutable-path) + download)) (format (current-error-port) (N_ "~:[The following file will be downloaded:~%~{ ~a~%~}~;~]" "~:[The following files will be downloaded:~%~{ ~a~%~}~;~]" (length download)) (null? download) - (map substitutable-path download))) + (map (compose colorized-store-item substitutable-path) + download))) (format (current-error-port) (N_ "~:[The following graft will be made:~%~{ ~a~%~}~;~]" "~:[The following grafts will be made:~%~{ ~a~%~}~;~]" (length graft)) - (null? graft) graft) + (null? graft) (map colorized-store-item graft)) (format (current-error-port) (N_ "~:[The following profile hook will be built:~%~{ ~a~%~}~;~]" "~:[The following profile hooks will be built:~%~{ ~a~%~}~;~]" (length hook)) - (null? hook) hook))) + (null? hook) (map colorized-store-item hook)))) (check-available-space installed-size) @@ -1281,33 +1320,32 @@ weight of this field in the final score. A score of zero means that OBJ does not match any of REGEXPS. The higher the score, the more relevant OBJ is to REGEXPS." - (define (score str) - (define scores - (map (lambda (regexp) - (fold-matches regexp str 0 - (lambda (m score) - (+ score - (if (string=? (match:substring m) str) - 5 ;exact match - 1))))) - regexps)) - + (define (score regexp str) + (fold-matches regexp str 0 + (lambda (m score) + (+ score + (if (string=? (match:substring m) str) + 5 ;exact match + 1))))) + + (define (regexp->score regexp) + (let ((score-regexp (lambda (str) (score regexp str)))) + (fold (lambda (metric relevance) + (match metric + ((field . weight) + (match (field obj) + (#f relevance) + ((? string? str) + (+ relevance (* (score-regexp str) weight))) + ((lst ...) + (+ relevance (* weight (apply + (map score-regexp lst))))))))) + 0 metrics))) + + (let ((scores (map regexp->score regexps))) ;; Return zero if one of REGEXPS doesn't match. (if (any zero? scores) 0 - (reduce + 0 scores))) - - (fold (lambda (metric relevance) - (match metric - ((field . weight) - (match (field obj) - (#f relevance) - ((? string? str) - (+ relevance (* (score str) weight))) - ((lst ...) - (+ relevance (* weight (apply + (map score lst))))))))) - 0 - metrics)) + (reduce + 0 scores)))) (define %package-metrics ;; Metrics used to compute the "relevance score" of a package against a set |