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Allow the autowrap command to break lines as many times as necessary

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This commit is contained in:
Frank LENORMAND 2015-09-16 11:58:47 +03:00
parent d86b98fa7c
commit 6ed7bf8821
1 changed files with 21 additions and 9 deletions
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30
rc/autowrap.kak
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@ -1,8 +1,7 @@
## Maximum amount of characters per line
decl int autowrap_column 80
## Automatically wrap the selection
def autowrap-selection -docstring "Wrap the selection" %{
def -hidden _autowrap-break-line %{
try %{
## <a-:><a-;>: ensure that the cursor is located after the anchor, then reverse the
## selection (make sure the cursor is at the beginning of the selection)
@ -10,21 +9,34 @@ def autowrap-selection -docstring "Wrap the selection" %{
## the selection is wrap-able (contains at least an horizontal space, any
## non-whitespace character, and at least "autowrap_column" characters)
## %opt{autowrap_column}l: place the cursor on the "autowrap_column"th character
## <a-i>w<a-;>;i<ret><esc>: move the cursor to the beginning of the word (if it overslaps
## <a-i>w<a-;>;i<ret><esc>: move the cursor to the beginning of the word (if it overlaps
## the "autowrap_column"th column), or do nothing if the "autowrap_column"th
## character is a horizontal space, and insert a newline
## kxXs\h+$<ret>d : select the line that we just made, as well as the one that was just
## wrapped, and remove any trailing horizontal space
exec -draft "<a-:><a-;><a-k>(?=[^\n]*\h)(?=[^\n]*[^\h])[^\n]{%opt{autowrap_column},}[^\n]<ret>%opt{autowrap_column}l<a-i>w<a-;>;i<ret><esc>kxXs\h+$<ret>d "
## <a-x>:_autowrap-break-line: select the second half of the buffer that was just split,
## and call itself recursively until all lines in the selection
## are correctly split
exec -draft "<a-:><a-;>
<a-k>(?=[^\n]*\h)(?=[^\n]*[^\h])[^\n]{%opt{autowrap_column},}[^\n]<ret>
%opt{autowrap_column}l
<a-i>w<a-;>;i<ret><esc>
<a-x>:_autowrap-break-line<ret>"
}
}
## Automatically wrap the selection
def autowrap-selection -docstring "Wrap the selection" %{
eval -draft _autowrap-break-line
try %{
exec -draft "<a-k>^[^\n]*\h*\n\h*[^\n]+$<ret>
s\h*\n\h*(?=[^\z])<ret>c<ret><esc>"
}
}
## Add a hook that will wrap the entire line every time a key is pressed
def autowrap-enable -docstring "Wrap the lines in which characters are inserted" %{
hook -group autowrap window InsertChar [^\n] %{
try %{
exec -draft "<a-x>:autowrap-selection<ret>"
}
exec -draft "<a-x>:autowrap-selection<ret>"
}
}