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Refine python ftplugin: remove whole text indentation according to the first line #71

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Refine python ftplugin: remove whole text indentation according to the first line #71

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27 changes: 24 additions & 3 deletions ftplugin/python.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ let w:slimux_python_allowed_indent0 = ["elif", "else", "except", "finally"]

function! SlimuxEscape_python(text)
"" Check if last line is empty in multiline selections
let l:last_line_empty = match(a:text,'\n\W*\n$')
let l:last_line_empty = match(a:text,'\n\W*\n$')

"" Remove all empty lines and use soft linebreaks
let no_empty_lines = substitute(a:text, '\n\s*\ze\n', "", "g")
Expand All @@ -15,8 +15,29 @@ function! SlimuxEscape_python(text)
return ""
endif

" Remove whole text indentation according to the first line
let l:lines = split(no_empty_lines,"")
let l:nlines = len(l:lines)
let l:first_indent = matchstr(l:lines[0],'^[ \t]\+')
if l:first_indent != ""
let n = strlen(l:first_indent)
let l:nlines = len(l:lines)
let il = 1
while il < l:nlines
if strpart(l:lines[il], 0, n) != l:first_indent | break | endif
let il += 1
endwhile
if il == l:nlines
let il = 0
while il < l:nlines
let l:lines[il] = strpart(l:lines[il], n)
let il += 1
endwhile
endif
endif

"" Process line by line and insert needed linebreaks
let l:non_processed_lines = split(no_empty_lines,"")
let l:non_processed_lines = l:lines
let l:processed_lines = [l:non_processed_lines[0]]
" Check initial indent level
let l:first_word = matchstr(l:processed_lines[0],'^[a-zA-Z\"]\+')
Expand All @@ -26,7 +47,7 @@ function! SlimuxEscape_python(text)
let l:at_indent0 = 0
endif
" Only actually anything to do if more than one line
if len(l:non_processed_lines) > 1
if l:nlines > 1
" Go through remaining lines
for cur_line in l:non_processed_lines[1:]
let l:first_word = matchstr(cur_line,'^[a-zA-Z\"]\+')
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