From d0be7e52146e3dc9769541eaaff4cd987a6088a3 Mon Sep 17 00:00:00 2001 From: Mitja Felicijan Date: Mon, 29 May 2023 21:44:07 +0200 Subject: Notes: Added less grep colors note --- content/notes/grep-to-less-maintain-colors.md | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 content/notes/grep-to-less-maintain-colors.md (limited to 'content/notes') diff --git a/content/notes/grep-to-less-maintain-colors.md b/content/notes/grep-to-less-maintain-colors.md new file mode 100644 index 0000000..9b797ee --- /dev/null +++ b/content/notes/grep-to-less-maintain-colors.md @@ -0,0 +1,26 @@ +--- +title: "Grep to Less that maintain colors" +url: grep-to-less-maintain-colors.html +date: 2023-05-29T21:27:07+02:00 +type: notes +draft: false +tags: [bash] +--- + +I often use `grep` to search for todo's in my code and other people's +code and then pipe them in `less` and I missed having colors that grep +outputs in `less`. + +- Grep's `--color=always` use markers to highlight the matching strings. +- Less's `-R` option outputs "raw" control characters. + +You could use `alias grep='grep --color=always'` and `alias less='less +-R'` or create todo function in your `.bashrc` that accepts first argument +as search string. + +```sh +# This is where the magic happens. +grep --color=always -rni "TODO:" | less -R +``` + +![Less and grep](/notes/grep-less.png) -- cgit v1.2.3