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2019-04-14colors: Add 'highlight'.Ludovic Courtès
* guix/colors.scm (%highlight-color): New variable. (highlight): New procedure. * guix/ui.scm (%highlight-argument)[highlight]: Remove. (%highlight-color): Remove.
2019-04-11colors: Add 'colorize-matches'.Ludovic Courtès
* guix/colors.scm (colorize-matches): New procedure. (color-rules): Rewrite in terms of 'colorize-matches'.
2019-04-11colors: Introduce a disjoint type and pre-compute ANSI escapes.Ludovic Courtès
* guix/colors.scm (color-table, color): Remove. (<color>): New record type. (print-color): New procedure. (define-color-table, color): New macros. (color-codes->ansi): New procedure. (%reset): New variable. (colorize-string): Rewrite accordingly. (color-rules): Adjust accordingly. * guix/status.scm (print-build-event): Adjust to new 'colorize-string' interface. * guix/ui.scm (%highlight-argument): Likewise. (%warning-colors, %info-colors, %error-colors, %hint-colors) (%highlight-colors): Remove. (%warning-color, %info-color, %error-color, %hint-color) (%highlight-color): New variables.
2019-04-10Add (guix colors).Ludovic Courtès
* guix/colors.scm: New file. * Makefile.am (MODULES): Add it. * guix/ui.scm (color-table, color, colorize-string): Remove. * guix/status.scm (isatty?*, color-output? color-rules): Remove.