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Document le:{,r}prompt.

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Qi Xiao 2016-02-23 13:33:38 +01:00
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README.md
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@ -24,6 +24,15 @@ Elvish mimics bash and zsh in a lot of places. The following shows some key diff
* Define aliases like `fn ls { external:ls --color $@ }`
* The left and right prompts and be customized by modifying `le:prompt` and `le:rprompt`. They can be assigned either to a function, in which their outputs are used, or a constant string. The following simulates the default prompts:
```sh
# Changes during a session; use function
le:prompt={ echo `tilde-abbr $pwd`'> ' }
# Doesn't change during a session; use constant string
le:rprompt=`whoami`@`hostname`
```
* Press Up to search through history. It uses what you have typed to do prefix match. To cancel, press Escape.
* Press Tab to start completion. Use arrow key and Tab to select the candidate; press Enter, or just continue typing to accept. To cancel, press Enter.