kakoune/rc/base/autowrap.kak
Frank LENORMAND f6a2925950 Fix, complete and add docstring documentation to builtin commands
Level out the builtin commands loaded at startup in terms of format and
expressiveness. The following convention was followed:
* commands that take more than one argument have to be described along
  with their parameters prior to the actual documentation, otherwise the
  docstring consists in a capitalized sentence
  e.g. `command <arg1>: do something`
* optional arguments are enclosed in square brackets, to comply with the
  format used for hardcoded commands
  e.g. `cd [<directory>]`
* describe the effects of the command in the documentation string and
  omit implementation details unless they are relevant. Usually command
  names include the name of the tool they use, so they don't need to be
  redundantly mentioned
  e.g. `tmux-new-pane <arguments>: open a new pane`
* document the format the parameters to the commands, or list them if
  they are to be chosen among a list of static values (c.f. `spell.kak`)
2016-10-11 10:26:17 +03:00

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# Maximum amount of characters per line
decl int autowrap_column 80
# If enabled, paragraph formatting will reformat the whole paragraph in which characters are being inserted
# This can potentially break formatting of documents containing markup (e.g. markdown)
decl bool autowrap_format_paragraph no
# Command to which the paragraphs to wrap will be passed, all occurences of '%c' are replaced with `autowrap_column`
decl str autowrap_fmtcmd 'fold -s -w %c'
def -hidden autowrap-cursor %{ eval -save-regs '/"|^@m' %{
try %{
## if the line isn't too long, do nothing
exec -draft "<a-x><a-k>^[^\n]{%opt{autowrap_column},}[^\n]<ret>"
try %{
reg m "%val{selections_desc}"
## if we're adding characters past the limit, just wrap them around
exec -draft "<a-h><a-k>.{%opt{autowrap_column}}\h*[^\s]*<ret>1s(\h+)[^\h]*\'<ret>c<ret>"
} catch %{
## if we're adding characters in the middle of a sentence, use
## the `fmtcmd` command to wrap the entire paragraph
%sh{
if [ "${kak_opt_autowrap_format_paragraph}" = true ] \
&& [ -n "${kak_opt_autowrap_fmtcmd}" ]; then
format_cmd=$(printf %s "${kak_opt_autowrap_fmtcmd}" \
| sed "s/%c/${kak_opt_autowrap_column}/g")
printf %s "
eval -draft %{
exec '<a-]>p<a-x><a-j>|${format_cmd}<ret>'
try %{ exec s\h+$<ret> d }
}
select '${kak_reg_m}'
"
fi
}
}
}
} }
def autowrap-enable -docstring "Automatically wrap the lines in which characters are inserted" %{
hook -group autowrap window InsertChar [^\n] autowrap-cursor
}
def autowrap-disable -docstring "Disable automatic line wrapping" %{
rmhooks window autowrap
}