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From: Kannan Varadhan <kvaradhan3@gmail.com>
To: Zsh Users <zsh-users@zsh.org>
Subject: colorizing printfs
Date: Fri, 10 May 2024 17:52:07 -0700	[thread overview]
Message-ID: <8d1d947e-75af-4a9a-b726-dabe9858b2b0@gmail.com> (raw)

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My version:

~⦒zsh --version           ▮▮▮▮▮▮▯▯▯▯ 17:26:13
zsh 5.9 (x86_64-pc-linux-gnu)

I am trying out variations suggested here: 
https://unix.stackexchange.com/questions/408867/how-to-colorize-some-of-the-output-of-a-shell-script

and am confused.


One of the last (I expect ideal) suggestions is:

    % text=xyz

    % |printf '%s\n' "${(%):-%F{green}}$text${(%):-%f}"|

|
|

|When I try it:|

    |~⦒printf '%s\n' "${(%):-%F{blue}}test${(%):-%f}" ▮▮▮▮▮▯▯▯▯▯ 17:33:45
    }test|

|I have a trailing `}' which I think I should not see.|

|If I split this up,|

    |~⦒printf '%s.%s.%s\n' "${(%):-%F{blue}}" "test"
    "${(%):-%f}"               ▮▮▮▮▮▯▯▯▯▯ 17:35:41
    }.test.
    ~⦒printf '%s.%s.%s\n' "${(%):-%F{blue}}${(%):-%B}" "test"
    "${(%):-%b}${(%):-%f}"
    }*.test.*|

||

|same result.  The extra parenthesis, but the %B/%b print codes worked 
as expected.
|

|If my reading of the zsh man pages is correct, this one should be 
identical to the last one above,
|

    |~⦒printf '%s.%s.%s\n' "${(%):-%F{blue}%B}" "test"
    "${(%):-%b}${(%):-%f}"
    %B}.test.
    |

|Instead I get the above `%B}' in the output.|

|
|

|What would I be missing?|

|
|

|Curious,|

|
|

|Kannan
|

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             reply	other threads:[~2024-05-11  0:55 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-11  0:52 Kannan Varadhan [this message]
2024-05-11 14:26 ` Mikael Magnusson
2024-05-11 14:37   ` Roman Perepelitsa
2024-05-12  0:19     ` Kannan Varadhan
2024-05-12  6:44       ` Roman Perepelitsa
2024-05-13 20:53       ` Rick Bowen
2024-05-14  6:48     ` Stephane Chazelas

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