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| author | Ludovic Courtès <ludo@gnu.org> | 2019-01-21 15:30:14 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2019-01-21 23:09:55 +0100 |
| commit | 1b7dd99738f17d3e3ebc29500bc475f9dd214ba3 (patch) | |
| tree | 2407b84476f1d5245177ce82d9fca4bc4bd746d6 | |
| parent | 6185732390003ca36a730231bb6280b68c37ee8e (diff) | |
| download | gnu-guix-1b7dd99738f17d3e3ebc29500bc475f9dd214ba3.tar gnu-guix-1b7dd99738f17d3e3ebc29500bc475f9dd214ba3.tar.gz | |
deprecation: Add 'define-deprecated/alias'.
* guix/deprecation.scm (define-deprecated/alias): New macro.
| -rw-r--r-- | guix/deprecation.scm | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/guix/deprecation.scm b/guix/deprecation.scm index 453aad7106..8d9e42758d 100644 --- a/guix/deprecation.scm +++ b/guix/deprecation.scm @@ -20,7 +20,7 @@ #:use-module (guix i18n) #:use-module (ice-9 format) #:export (define-deprecated - without-deprecation-warnings + define-deprecated/alias deprecation-warning-port)) ;;; Commentary: @@ -87,3 +87,23 @@ This will write a deprecation warning to DEPRECATION-WARNING-PORT." (id (identifier? #'id) #'real)))))))))) + +(define-syntax-rule (define-deprecated/alias deprecated replacement) + "Define as an alias a deprecated variable, procedure, or macro, along +these lines: + + (define-deprecated/alias nix-server? store-connection?) + +where 'nix-server?' is the deprecated name for 'store-connection?'. + +This will write a deprecation warning to DEPRECATION-WARNING-PORT." + (define-syntax deprecated + (lambda (s) + (warn-about-deprecation 'deprecated (syntax-source s) + #:replacement 'replacement) + (syntax-case s () + ((_ args (... ...)) + #'(replacement args (... ...))) + (id + (identifier? #'id) + #'replacement))))) |