Initial class construction
This commit is contained in:
João Narciso
522
Git/usr/share/vim/vim81/indent/r.vim
Normal file
522
Git/usr/share/vim/vim81/indent/r.vim
Normal file
@ -0,0 +1,522 @@
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" Vim indent file
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" Language: R
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" Author: Jakson Alves de Aquino <jalvesaq@gmail.com>
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" Homepage: https://github.com/jalvesaq/R-Vim-runtime
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" Last Change: Sun Aug 19, 2018 09:13PM
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" Only load this indent file when no other was loaded.
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if exists("b:did_indent")
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finish
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endif
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let b:did_indent = 1
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setlocal indentkeys=0{,0},:,!^F,o,O,e
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setlocal indentexpr=GetRIndent()
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" Only define the function once.
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if exists("*GetRIndent")
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finish
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endif
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let s:cpo_save = &cpo
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set cpo&vim
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" Options to make the indentation more similar to Emacs/ESS:
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let g:r_indent_align_args = get(g:, 'r_indent_align_args', 1)
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let g:r_indent_ess_comments = get(g:, 'r_indent_ess_comments', 0)
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let g:r_indent_comment_column = get(g:, 'r_indent_comment_column', 40)
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let g:r_indent_ess_compatible = get(g:, 'r_indent_ess_compatible', 0)
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let g:r_indent_op_pattern = get(g:, 'r_indent_op_pattern',
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\ '\(&\||\|+\|-\|\*\|/\|=\|\~\|%\|->\)\s*$')
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function s:RDelete_quotes(line)
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let i = 0
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let j = 0
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let line1 = ""
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let llen = strlen(a:line)
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while i < llen
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if a:line[i] == '"'
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let i += 1
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let line1 = line1 . 's'
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while !(a:line[i] == '"' && ((i > 1 && a:line[i-1] == '\' && a:line[i-2] == '\') || a:line[i-1] != '\')) && i < llen
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let i += 1
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endwhile
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if a:line[i] == '"'
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let i += 1
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endif
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else
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if a:line[i] == "'"
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let i += 1
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let line1 = line1 . 's'
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while !(a:line[i] == "'" && ((i > 1 && a:line[i-1] == '\' && a:line[i-2] == '\') || a:line[i-1] != '\')) && i < llen
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let i += 1
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endwhile
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if a:line[i] == "'"
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let i += 1
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endif
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else
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if a:line[i] == "`"
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let i += 1
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let line1 = line1 . 's'
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while a:line[i] != "`" && i < llen
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let i += 1
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endwhile
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if a:line[i] == "`"
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let i += 1
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endif
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endif
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endif
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endif
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if i == llen
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break
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endif
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let line1 = line1 . a:line[i]
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let j += 1
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let i += 1
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endwhile
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return line1
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endfunction
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" Convert foo(bar()) int foo()
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function s:RDelete_parens(line)
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if s:Get_paren_balance(a:line, "(", ")") != 0
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return a:line
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endif
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let i = 0
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let j = 0
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let line1 = ""
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let llen = strlen(a:line)
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while i < llen
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let line1 = line1 . a:line[i]
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if a:line[i] == '('
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let nop = 1
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while nop > 0 && i < llen
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let i += 1
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if a:line[i] == ')'
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let nop -= 1
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else
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if a:line[i] == '('
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let nop += 1
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endif
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endif
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endwhile
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let line1 = line1 . a:line[i]
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endif
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let i += 1
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endwhile
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return line1
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endfunction
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function! s:Get_paren_balance(line, o, c)
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let line2 = substitute(a:line, a:o, "", "g")
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let openp = strlen(a:line) - strlen(line2)
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let line3 = substitute(line2, a:c, "", "g")
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let closep = strlen(line2) - strlen(line3)
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return openp - closep
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endfunction
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function! s:Get_matching_brace(linenr, o, c, delbrace)
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let line = SanitizeRLine(getline(a:linenr))
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if a:delbrace == 1
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let line = substitute(line, '{$', "", "")
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endif
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let pb = s:Get_paren_balance(line, a:o, a:c)
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let i = a:linenr
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while pb != 0 && i > 1
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let i -= 1
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let pb += s:Get_paren_balance(SanitizeRLine(getline(i)), a:o, a:c)
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endwhile
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return i
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endfunction
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" This function is buggy because there 'if's without 'else'
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" It must be rewritten relying more on indentation
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function! s:Get_matching_if(linenr, delif)
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let line = SanitizeRLine(getline(a:linenr))
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if a:delif
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let line = substitute(line, "if", "", "g")
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endif
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let elsenr = 0
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let i = a:linenr
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let ifhere = 0
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while i > 0
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let line2 = substitute(line, '\<else\>', "xxx", "g")
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let elsenr += strlen(line) - strlen(line2)
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if line =~ '.*\s*if\s*()' || line =~ '.*\s*if\s*()'
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let elsenr -= 1
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if elsenr == 0
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let ifhere = i
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break
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endif
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endif
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let i -= 1
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let line = SanitizeRLine(getline(i))
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endwhile
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if ifhere
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return ifhere
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else
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return a:linenr
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endif
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endfunction
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function! s:Get_last_paren_idx(line, o, c, pb)
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let blc = a:pb
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let line = substitute(a:line, '\t', s:curtabstop, "g")
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let theidx = -1
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let llen = strlen(line)
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let idx = 0
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while idx < llen
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if line[idx] == a:o
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let blc -= 1
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if blc == 0
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let theidx = idx
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endif
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else
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if line[idx] == a:c
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let blc += 1
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endif
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endif
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let idx += 1
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endwhile
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return theidx + 1
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endfunction
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" Get previous relevant line. Search back until getting a line that isn't
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" comment or blank
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function s:Get_prev_line(lineno)
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let lnum = a:lineno - 1
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let data = getline( lnum )
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while lnum > 0 && (data =~ '^\s*#' || data =~ '^\s*$')
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let lnum = lnum - 1
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let data = getline( lnum )
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endwhile
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return lnum
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endfunction
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" This function is also used by r-plugin/common_global.vim
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" Delete from '#' to the end of the line, unless the '#' is inside a string.
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function SanitizeRLine(line)
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let newline = s:RDelete_quotes(a:line)
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let newline = s:RDelete_parens(newline)
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let newline = substitute(newline, '#.*', "", "")
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let newline = substitute(newline, '\s*$', "", "")
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if &filetype == "rhelp" && newline =~ '^\\method{.*}{.*}(.*'
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let newline = substitute(newline, '^\\method{\(.*\)}{.*}', '\1', "")
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endif
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return newline
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endfunction
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function GetRIndent()
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let clnum = line(".") " current line
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let cline = getline(clnum)
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if cline =~ '^\s*#'
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if g:r_indent_ess_comments == 1
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if cline =~ '^\s*###'
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return 0
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endif
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if cline !~ '^\s*##'
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return g:r_indent_comment_column
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endif
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endif
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endif
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let cline = SanitizeRLine(cline)
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if cline =~ '^\s*}'
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let indline = s:Get_matching_brace(clnum, '{', '}', 1)
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if indline > 0 && indline != clnum
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let iline = SanitizeRLine(getline(indline))
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if s:Get_paren_balance(iline, "(", ")") == 0 || iline =~ '(\s*{$'
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return indent(indline)
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else
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let indline = s:Get_matching_brace(indline, '(', ')', 1)
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return indent(indline)
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endif
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endif
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endif
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if cline =~ '^\s*)$'
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let indline = s:Get_matching_brace(clnum, '(', ')', 1)
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return indent(indline)
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endif
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" Find the first non blank line above the current line
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let lnum = s:Get_prev_line(clnum)
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" Hit the start of the file, use zero indent.
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if lnum == 0
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return 0
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endif
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let line = SanitizeRLine(getline(lnum))
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if &filetype == "rhelp"
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if cline =~ '^\\dontshow{' || cline =~ '^\\dontrun{' || cline =~ '^\\donttest{' || cline =~ '^\\testonly{'
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return 0
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endif
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if line =~ '^\\examples{' || line =~ '^\\usage{' || line =~ '^\\dontshow{' || line =~ '^\\dontrun{' || line =~ '^\\donttest{' || line =~ '^\\testonly{'
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return 0
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endif
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endif
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if &filetype == "rnoweb" && line =~ "^<<.*>>="
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return 0
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endif
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if cline =~ '^\s*{' && s:Get_paren_balance(cline, '{', '}') > 0
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if g:r_indent_ess_compatible && line =~ ')$'
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let nlnum = lnum
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let nline = line
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while s:Get_paren_balance(nline, '(', ')') < 0
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let nlnum = s:Get_prev_line(nlnum)
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let nline = SanitizeRLine(getline(nlnum)) . nline
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endwhile
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if nline =~ '^\s*function\s*(' && indent(nlnum) == shiftwidth()
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return 0
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endif
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endif
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if s:Get_paren_balance(line, "(", ")") == 0
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return indent(lnum)
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endif
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endif
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" line is an incomplete command:
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if line =~ '\<\(if\|while\|for\|function\)\s*()$' || line =~ '\<else$' || line =~ '<-$' || line =~ '->$'
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return indent(lnum) + shiftwidth()
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endif
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" Deal with () and []
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let pb = s:Get_paren_balance(line, '(', ')')
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if line =~ '^\s*{$' || line =~ '(\s*{' || (pb == 0 && (line =~ '{$' || line =~ '(\s*{$'))
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return indent(lnum) + shiftwidth()
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endif
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let s:curtabstop = repeat(' ', &tabstop)
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if g:r_indent_align_args == 1
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if pb > 0 && line =~ '{$'
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return s:Get_last_paren_idx(line, '(', ')', pb) + shiftwidth()
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endif
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let bb = s:Get_paren_balance(line, '[', ']')
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if pb > 0
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if &filetype == "rhelp"
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let ind = s:Get_last_paren_idx(line, '(', ')', pb)
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else
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let ind = s:Get_last_paren_idx(getline(lnum), '(', ')', pb)
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endif
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return ind
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endif
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if pb < 0 && line =~ '.*[,&|\-\*+<>]$'
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let lnum = s:Get_prev_line(lnum)
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while pb < 1 && lnum > 0
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let line = SanitizeRLine(getline(lnum))
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let line = substitute(line, '\t', s:curtabstop, "g")
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let ind = strlen(line)
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while ind > 0
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if line[ind] == ')'
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let pb -= 1
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else
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if line[ind] == '('
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let pb += 1
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endif
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endif
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if pb == 1
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return ind + 1
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endif
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let ind -= 1
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endwhile
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let lnum -= 1
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endwhile
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return 0
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endif
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if bb > 0
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let ind = s:Get_last_paren_idx(getline(lnum), '[', ']', bb)
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return ind
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endif
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endif
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let post_block = 0
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if line =~ '}$' && s:Get_paren_balance(line, '{', '}') < 0
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let lnum = s:Get_matching_brace(lnum, '{', '}', 0)
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let line = SanitizeRLine(getline(lnum))
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if lnum > 0 && line =~ '^\s*{'
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let lnum = s:Get_prev_line(lnum)
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let line = SanitizeRLine(getline(lnum))
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endif
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let pb = s:Get_paren_balance(line, '(', ')')
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let post_block = 1
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endif
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" Indent after operator pattern
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let olnum = s:Get_prev_line(lnum)
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let oline = getline(olnum)
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if olnum > 0
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if line =~ g:r_indent_op_pattern && s:Get_paren_balance(line, "(", ")") == 0
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if oline =~ g:r_indent_op_pattern && s:Get_paren_balance(line, "(", ")") == 0
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return indent(lnum)
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else
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return indent(lnum) + shiftwidth()
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endif
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else
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if oline =~ g:r_indent_op_pattern && s:Get_paren_balance(line, "(", ")") == 0
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return indent(lnum) - shiftwidth()
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endif
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endif
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endif
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let post_fun = 0
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if pb < 0 && line !~ ')\s*[,&|\-\*+<>]$'
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let post_fun = 1
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while pb < 0 && lnum > 0
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let lnum -= 1
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let linepiece = SanitizeRLine(getline(lnum))
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let pb += s:Get_paren_balance(linepiece, "(", ")")
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let line = linepiece . line
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endwhile
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if line =~ '{$' && post_block == 0
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return indent(lnum) + shiftwidth()
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endif
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" Now we can do some tests again
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if cline =~ '^\s*{'
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return indent(lnum)
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endif
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if post_block == 0
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let newl = SanitizeRLine(line)
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if newl =~ '\<\(if\|while\|for\|function\)\s*()$' || newl =~ '\<else$' || newl =~ '<-$'
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return indent(lnum) + shiftwidth()
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endif
|
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endif
|
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endif
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||||
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if cline =~ '^\s*else'
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if line =~ '<-\s*if\s*()'
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return indent(lnum) + shiftwidth()
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else
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if line =~ '\<if\s*()'
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return indent(lnum)
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else
|
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return indent(lnum) - shiftwidth()
|
||||
endif
|
||||
endif
|
||||
endif
|
||||
|
||||
let bb = s:Get_paren_balance(line, '[', ']')
|
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if bb < 0 && line =~ '.*]'
|
||||
while bb < 0 && lnum > 0
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let lnum -= 1
|
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let linepiece = SanitizeRLine(getline(lnum))
|
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let bb += s:Get_paren_balance(linepiece, "[", "]")
|
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let line = linepiece . line
|
||||
endwhile
|
||||
let line = s:RDelete_parens(line)
|
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endif
|
||||
|
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let plnum = s:Get_prev_line(lnum)
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let ppost_else = 0
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if plnum > 0
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let pline = SanitizeRLine(getline(plnum))
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let ppost_block = 0
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if pline =~ '}$'
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let ppost_block = 1
|
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let plnum = s:Get_matching_brace(plnum, '{', '}', 0)
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let pline = SanitizeRLine(getline(plnum))
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if pline =~ '^\s*{$' && plnum > 0
|
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let plnum = s:Get_prev_line(plnum)
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let pline = SanitizeRLine(getline(plnum))
|
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endif
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||||
endif
|
||||
|
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if pline =~ 'else$'
|
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let ppost_else = 1
|
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let plnum = s:Get_matching_if(plnum, 0)
|
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let pline = SanitizeRLine(getline(plnum))
|
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endif
|
||||
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if pline =~ '^\s*else\s*if\s*('
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let pplnum = s:Get_prev_line(plnum)
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let ppline = SanitizeRLine(getline(pplnum))
|
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while ppline =~ '^\s*else\s*if\s*(' || ppline =~ '^\s*if\s*()\s*\S$'
|
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let plnum = pplnum
|
||||
let pline = ppline
|
||||
let pplnum = s:Get_prev_line(plnum)
|
||||
let ppline = SanitizeRLine(getline(pplnum))
|
||||
endwhile
|
||||
while ppline =~ '\<\(if\|while\|for\|function\)\s*()$' || ppline =~ '\<else$' || ppline =~ '<-$'
|
||||
let plnum = pplnum
|
||||
let pline = ppline
|
||||
let pplnum = s:Get_prev_line(plnum)
|
||||
let ppline = SanitizeRLine(getline(pplnum))
|
||||
endwhile
|
||||
endif
|
||||
|
||||
let ppb = s:Get_paren_balance(pline, '(', ')')
|
||||
if ppb < 0 && (pline =~ ')\s*{$' || pline =~ ')$')
|
||||
while ppb < 0 && plnum > 0
|
||||
let plnum -= 1
|
||||
let linepiece = SanitizeRLine(getline(plnum))
|
||||
let ppb += s:Get_paren_balance(linepiece, "(", ")")
|
||||
let pline = linepiece . pline
|
||||
endwhile
|
||||
let pline = s:RDelete_parens(pline)
|
||||
endif
|
||||
endif
|
||||
|
||||
let ind = indent(lnum)
|
||||
|
||||
if g:r_indent_align_args == 0 && pb != 0
|
||||
let ind += pb * shiftwidth()
|
||||
return ind
|
||||
endif
|
||||
|
||||
if g:r_indent_align_args == 0 && bb != 0
|
||||
let ind += bb * shiftwidth()
|
||||
return ind
|
||||
endif
|
||||
|
||||
if plnum > 0
|
||||
let pind = indent(plnum)
|
||||
else
|
||||
let pind = 0
|
||||
endif
|
||||
|
||||
if ind == pind || (ind == (pind + shiftwidth()) && pline =~ '{$' && ppost_else == 0)
|
||||
return ind
|
||||
endif
|
||||
|
||||
let pline = getline(plnum)
|
||||
let pbb = s:Get_paren_balance(pline, '[', ']')
|
||||
|
||||
while pind < ind && plnum > 0 && ppb == 0 && pbb == 0
|
||||
let ind = pind
|
||||
let plnum = s:Get_prev_line(plnum)
|
||||
let pline = getline(plnum)
|
||||
let ppb = s:Get_paren_balance(pline, '(', ')')
|
||||
let pbb = s:Get_paren_balance(pline, '[', ']')
|
||||
while pline =~ '^\s*else'
|
||||
let plnum = s:Get_matching_if(plnum, 1)
|
||||
let pline = getline(plnum)
|
||||
let ppb = s:Get_paren_balance(pline, '(', ')')
|
||||
let pbb = s:Get_paren_balance(pline, '[', ']')
|
||||
endwhile
|
||||
let pind = indent(plnum)
|
||||
if ind == (pind + shiftwidth()) && pline =~ '{$'
|
||||
return ind
|
||||
endif
|
||||
endwhile
|
||||
|
||||
return ind
|
||||
endfunction
|
||||
|
||||
let &cpo = s:cpo_save
|
||||
unlet s:cpo_save
|
||||
|
||||
" vim: sw=2
|
||||
Reference in New Issue
Block a user