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colorize-output using regexes, refactor line colorization (#49)

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T. von Dein
2026-01-19 14:05:28 +01:00
parent 46fde289f5
commit 834892e302
11 changed files with 143 additions and 60 deletions
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tablizer.1
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@@ -133,7 +133,7 @@
.\" ========================================================================
.\"
.IX Title "TABLIZER 1"
.TH TABLIZER 1 "2025-12-08" "1" "User Commands"
.TH TABLIZER 1 "2026-01-19" "1" "User Commands"
.\" For nroff, turn off justification. Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
@@ -158,6 +158,7 @@ tablizer \- Manipulate tabular output of other programs
\& \-F, \-\-filter <field[!]=reg> Filter given field with regex, can be used multiple times
\& \-T, \-\-transpose\-columns string Transpose the speficied columns (separated by ,)
\& \-R, \-\-regex\-transposer </from/to/> Apply /search/replace/ regexp to fields given in \-T
\& \-K \-\-regex\-colorizer /from/color/ colorize pattern of output (color: fg[:bg])
\& \-j, \-\-json Read JSON input (must be array of hashes)
\& \-I, \-\-interactive Interactively filter and select rows
\& \-g, \-\-auto\-headers Generate headers if there are none present in input
@@ -682,9 +683,22 @@ black, blue, cyan, darkGray, default, green, lightBlue, lightCyan,
lightGreen, lightMagenta, lightRed, lightWhite, lightYellow,
magenta, red, white, yellow
.PP
The Variables \fB\s-1FG\s0\fR and \fB\s-1BG\s0\fR are being used to highlight matches. The
other *FG and *BG variables are for colored table output (enabled with
the \f(CW\*(C`\-L\*(C'\fR parameter).
but you may also use \s-1HTML\s0 color codes without the hash sign.
.PP
The Variables \fB\s-1FG\s0\fR and \fB\s-1BG\s0\fR are being used to highlight matching
rows. The other *FG and *BG variables are for colored table output
(enabled with the \f(CW\*(C`\-L\*(C'\fR parameter).
.PP
You can also use the option \f(CW\*(C`\-K\*(C'\fR to colorize particular patterns, not
whole lines. The option can be given multiple times and expects the
following parameter:
.PP
.Vb 1
\& \-K \*(Aq/regex/foreground[:background]/
.Ve
.PP
that is, background color is optional. This colorization will applied
on top of any previous colorizations, if any.
.PP
Colorization can be turned off completely either by setting the
parameter \f(CW\*(C`\-N\*(C'\fR or the environment variable \fB\s-1NO_COLOR\s0\fR to a true value.