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Re: bash 4.4.18 return to new line

From: Chet Ramey
Subject: Re: bash 4.4.18 return to new line
Date: Sun, 4 Feb 2018 10:34:51 -0500
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.5.2

On 2/4/18 10:09 AM, Alexander Kozlenkov wrote:
> I bracketed \[ and \] each prompt variables and simple symbols and line
> break does work right.
> Example:
>> \[\e[1;32m\]\u\[\e[m\]\[\e[1;32m\]@\[\e[m\]\[\e[1;32m\]\h\[\e[m\]
> But if I bracketed sequences some symbols, line break does not work .
> Example:
>>  \[\e[1;32m\]\u@\h\[\e[m\]

You need to identify non-printing sequences so readline knows the visible
length of the prompt and can accurately calculate the cursor position.

``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

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