codekingpro/portable-devtools

1" Vim indent file2" Language:	Java3" Previous Maintainer: Toby Allsopp <toby.allsopp@peace.com>4" Current Maintainer: Hong Xu <hong@topbug.net>5" Homepage: http://www.vim.org/scripts/script.php?script_id=38996"           https://github.com/xuhdev/indent-java.vim7" Last Change:	2016 Mar 78" Version: 1.19" License: Same as Vim.10" Copyright (c) 2012-2016 Hong Xu11" Before 2012, this file was maintained by Toby Allsopp.12 13" Only load this indent file when no other was loaded.14if exists("b:did_indent")15  finish16endif17let b:did_indent = 118 19" Indent Java anonymous classes correctly.20setlocal cindent cinoptions& cinoptions+=j121 22" The "extends" and "implements" lines start off with the wrong indent.23setlocal indentkeys& indentkeys+=0=extends indentkeys+=0=implements24 25" Set the function to do the work.26setlocal indentexpr=GetJavaIndent()27 28let b:undo_indent = "set cin< cino< indentkeys< indentexpr<"29 30" Only define the function once.31if exists("*GetJavaIndent")32  finish33endif34 35let s:keepcpo= &cpo36set cpo&vim37 38function! SkipJavaBlanksAndComments(startline)39  let lnum = a:startline40  while lnum > 141    let lnum = prevnonblank(lnum)42    if getline(lnum) =~ '\*/\s*$'43      while getline(lnum) !~ '/\*' && lnum > 144        let lnum = lnum - 145      endwhile46      if getline(lnum) =~ '^\s*/\*'47        let lnum = lnum - 148      else49        break50      endif51    elseif getline(lnum) =~ '^\s*//'52      let lnum = lnum - 153    else54      break55    endif56  endwhile57  return lnum58endfunction59 60function GetJavaIndent()61 62  " Java is just like C; use the built-in C indenting and then correct a few63  " specific cases.64  let theIndent = cindent(v:lnum)65 66  " If we're in the middle of a comment then just trust cindent67  if getline(v:lnum) =~ '^\s*\*'68    return theIndent69  endif70 71  " find start of previous line, in case it was a continuation line72  let lnum = SkipJavaBlanksAndComments(v:lnum - 1)73 74  " If the previous line starts with '@', we should have the same indent as75  " the previous one76  if getline(lnum) =~ '^\s*@.*$'77    return indent(lnum)78  endif79 80  let prev = lnum81  while prev > 182    let next_prev = SkipJavaBlanksAndComments(prev - 1)83    if getline(next_prev) !~ ',\s*$'84      break85    endif86    let prev = next_prev87  endwhile88 89  " Try to align "throws" lines for methods and "extends" and "implements" for90  " classes.91  if getline(v:lnum) =~ '^\s*\(throws\|extends\|implements\)\>'92        \ && getline(lnum) !~ '^\s*\(throws\|extends\|implements\)\>'93    let theIndent = theIndent + shiftwidth()94  endif95 96  " correct for continuation lines of "throws", "implements" and "extends"97  let cont_kw = matchstr(getline(prev),98        \ '^\s*\zs\(throws\|implements\|extends\)\>\ze.*,\s*$')99  if strlen(cont_kw) > 0100    let amount = strlen(cont_kw) + 1101    if getline(lnum) !~ ',\s*$'102      let theIndent = theIndent - (amount + shiftwidth())103      if theIndent < 0104        let theIndent = 0105      endif106    elseif prev == lnum107      let theIndent = theIndent + amount108      if cont_kw ==# 'throws'109        let theIndent = theIndent + shiftwidth()110      endif111    endif112  elseif getline(prev) =~ '^\s*\(throws\|implements\|extends\)\>'113        \ && (getline(prev) =~ '{\s*$'114        \  || getline(v:lnum) =~ '^\s*{\s*$')115    let theIndent = theIndent - shiftwidth()116  endif117 118  " When the line starts with a }, try aligning it with the matching {,119  " skipping over "throws", "extends" and "implements" clauses.120  if getline(v:lnum) =~ '^\s*}\s*\(//.*\|/\*.*\)\=$'121    call cursor(v:lnum, 1)122    silent normal! %123    let lnum = line('.')124    if lnum < v:lnum125      while lnum > 1126        let next_lnum = SkipJavaBlanksAndComments(lnum - 1)127        if getline(lnum) !~ '^\s*\(throws\|extends\|implements\)\>'128              \ && getline(next_lnum) !~ ',\s*$'129          break130        endif131        let lnum = prevnonblank(next_lnum)132      endwhile133      return indent(lnum)134    endif135  endif136 137  " Below a line starting with "}" never indent more.  Needed for a method138  " below a method with an indented "throws" clause.139  let lnum = SkipJavaBlanksAndComments(v:lnum - 1)140  if getline(lnum) =~ '^\s*}\s*\(//.*\|/\*.*\)\=$' && indent(lnum) < theIndent141    let theIndent = indent(lnum)142  endif143 144  return theIndent145endfunction146 147let &cpo = s:keepcpo148unlet s:keepcpo149 150" vi: sw=2 et151