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vim notes

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Green Sky 2022-12-14 02:09:20 +01:00
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adding an event listener to local buffer:
:au CursorHold <buffer> echo 'hold'
event groups:
:augroup uncompress
: au!
: au BufEnter *.gz %!gunzip
:augroup END
:au TextChanged <buffer> call ch_sendexpr(channel, 'changed')
:au TextChangedI <buffer> call ch_sendexpr(channel, 'changed_i')
":au TextChanged <buffer> call ch_sendexpr(channel, ['changed', 'x': col('.'), 'y': line('.')])
:au TextChanged <buffer> call ch_sendexpr(channel, ['changed', getpos('.')])
:au TextChangedI <buffer> call ch_sendexpr(channel, 'changed_i')
pseudocode for TextChanged diffing:
" not enough, maybe marks?
start_pos = min(last_pos, now_pos)
end_pos = max(last_pos, now_pos)