841 lines
31 KiB
VimL
841 lines
31 KiB
VimL
" Copyright (c) 1998-2006
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" Michael Sharpe <feline@irendi.com>
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"
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" We grant permission to use, copy modify, distribute, and sell this
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" software for any purpose without fee, provided that the above copyright
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" notice and this text are not removed. We make no guarantee about the
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" suitability of this software for any purpose and we are not liable
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" for any damages resulting from its use. Further, we are under no
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" obligation to maintain or extend this software. It is provided on an
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" "as is" basis without any expressed or implied warranty.
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" Directory & regex enhancements added by Bindu Wavell who is well known on
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" vim.sf.net
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"
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" Patch for spaces in files/directories from Nathan Stien (also reported by
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" Soeren Sonnenburg)
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" Do not load a.vim if is has already been loaded.
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if exists("loaded_alternateFile")
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finish
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endif
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if (v:progname == "ex")
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finish
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endif
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let loaded_alternateFile = 1
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let alternateExtensionsDict = {}
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" setup the default set of alternate extensions. The user can override in thier
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" .vimrc if the defaults are not suitable. To override in a .vimrc simply set a
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" g:alternateExtensions_<EXT> variable to a comma separated list of alternates,
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" where <EXT> is the extension to map.
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" E.g. let g:alternateExtensions_CPP = "inc,h,H,HPP,hpp"
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" let g:alternateExtensions_{'aspx.cs'} = "aspx"
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" This variable will be increased when an extension with greater number of dots
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" is added by the AddAlternateExtensionMapping call.
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let s:maxDotsInExtension = 1
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" Function : AddAlternateExtensionMapping (PRIVATE)
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" Purpose : simple helper function to add the default alternate extension
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" mappings.
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" Args : extension -- the extension to map
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" alternates -- comma separated list of alternates extensions
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" Returns : nothing
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" Author : Michael Sharpe <feline@irendi.com>
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function! <SID>AddAlternateExtensionMapping(extension, alternates)
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" This code does not actually work for variables like foo{'a.b.c.d.e'}
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"let varName = "g:alternateExtensions_" . a:extension
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"if (!exists(varName))
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" let g:alternateExtensions_{a:extension} = a:alternates
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"endif
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" This code handles extensions which contains a dot. exists() fails with
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" such names.
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"let v:errmsg = ""
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" FIXME this line causes ex to return 1 instead of 0 for some reason??
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"silent! echo g:alternateExtensions_{a:extension}
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"if (v:errmsg != "")
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"let g:alternateExtensions_{a:extension} = a:alternates
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"endif
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let g:alternateExtensionsDict[a:extension] = a:alternates
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let dotsNumber = strlen(substitute(a:extension, "[^.]", "", "g"))
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if s:maxDotsInExtension < dotsNumber
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let s:maxDotsInExtension = dotsNumber
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endif
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endfunction
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" Add all the default extensions
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" Mappings for C and C++
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call <SID>AddAlternateExtensionMapping('h',"c,cpp,cxx,cc,CC")
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call <SID>AddAlternateExtensionMapping('H',"C,CPP,CXX,CC")
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call <SID>AddAlternateExtensionMapping('hpp',"cpp,c")
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call <SID>AddAlternateExtensionMapping('HPP',"CPP,C")
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call <SID>AddAlternateExtensionMapping('c',"h")
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call <SID>AddAlternateExtensionMapping('C',"H")
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call <SID>AddAlternateExtensionMapping('cpp',"h,hpp")
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call <SID>AddAlternateExtensionMapping('CPP',"H,HPP")
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call <SID>AddAlternateExtensionMapping('cc',"h")
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call <SID>AddAlternateExtensionMapping('CC',"H,h")
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call <SID>AddAlternateExtensionMapping('cxx',"h")
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call <SID>AddAlternateExtensionMapping('CXX',"H")
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" Mappings for PSL7
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call <SID>AddAlternateExtensionMapping('psl',"ph")
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call <SID>AddAlternateExtensionMapping('ph',"psl")
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" Mappings for ADA
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call <SID>AddAlternateExtensionMapping('adb',"ads")
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call <SID>AddAlternateExtensionMapping('ads',"adb")
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" Mappings for lex and yacc files
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call <SID>AddAlternateExtensionMapping('l',"y,yacc,ypp")
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call <SID>AddAlternateExtensionMapping('lex',"yacc,y,ypp")
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call <SID>AddAlternateExtensionMapping('lpp',"ypp,y,yacc")
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call <SID>AddAlternateExtensionMapping('y',"l,lex,lpp")
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call <SID>AddAlternateExtensionMapping('yacc',"lex,l,lpp")
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call <SID>AddAlternateExtensionMapping('ypp',"lpp,l,lex")
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" Mappings for OCaml
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call <SID>AddAlternateExtensionMapping('ml',"mli")
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call <SID>AddAlternateExtensionMapping('mli',"ml")
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" ASP stuff
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call <SID>AddAlternateExtensionMapping('aspx.cs', 'aspx')
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call <SID>AddAlternateExtensionMapping('aspx.vb', 'aspx')
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call <SID>AddAlternateExtensionMapping('aspx', 'aspx.cs,aspx.vb')
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" Setup default search path, unless the user has specified
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" a path in their [._]vimrc.
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if (!exists('g:alternateSearchPath'))
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let g:alternateSearchPath = 'sfr:../source,sfr:../src,sfr:../include,sfr:../inc'
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endif
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" If this variable is true then a.vim will not alternate to a file/buffer which
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" does not exist. E.g while editing a.c and the :A will not swtich to a.h
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" unless it exists.
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if (!exists('g:alternateNoDefaultAlternate'))
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" by default a.vim will alternate to a file which does not exist
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let g:alternateNoDefaultAlternate = 0
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endif
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" If this variable is true then a.vim will convert the alternate filename to a
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" filename relative to the current working directory.
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" Feature by Nathan Huizinga
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if (!exists('g:alternateRelativeFiles'))
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" by default a.vim will not convert the filename to one relative to the
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" current working directory
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let g:alternateRelativeFiles = 0
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endif
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" Function : GetNthItemFromList (PRIVATE)
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" Purpose : Support reading items from a comma seperated list
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" Used to iterate all the extensions in an extension spec
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" Used to iterate all path prefixes
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" Args : list -- the list (extension spec, file paths) to iterate
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" n -- the extension to get
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" Returns : the nth item (extension, path) from the list (extension
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" spec), or "" for failure
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" Author : Michael Sharpe <feline@irendi.com>
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" History : Renamed from GetNthExtensionFromSpec to GetNthItemFromList
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" to reflect a more generic use of this function. -- Bindu
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function! <SID>GetNthItemFromList(list, n)
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let itemStart = 0
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let itemEnd = -1
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let pos = 0
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let item = ""
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let i = 0
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while (i != a:n)
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let itemStart = itemEnd + 1
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let itemEnd = match(a:list, ",", itemStart)
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let i = i + 1
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if (itemEnd == -1)
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if (i == a:n)
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let itemEnd = strlen(a:list)
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endif
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break
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endif
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endwhile
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if (itemEnd != -1)
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let item = strpart(a:list, itemStart, itemEnd - itemStart)
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endif
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return item
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endfunction
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" Function : ExpandAlternatePath (PRIVATE)
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" Purpose : Expand path info. A path with a prefix of "wdr:" will be
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" treated as relative to the working directory (i.e. the
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" directory where vim was started.) A path prefix of "abs:" will
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" be treated as absolute. No prefix or "sfr:" will result in the
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" path being treated as relative to the source file (see sfPath
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" argument).
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"
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" A prefix of "reg:" will treat the pathSpec as a regular
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" expression substitution that is applied to the source file
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" path. The format is:
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"
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" reg:<sep><pattern><sep><subst><sep><flag><sep>
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"
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" <sep> seperator character, we often use one of [/|%#]
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" <pattern> is what you are looking for
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" <subst> is the output pattern
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" <flag> can be g for global replace or empty
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"
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" EXAMPLE: 'reg:/inc/src/g/' will replace every instance
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" of 'inc' with 'src' in the source file path. It is possible
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" to use match variables so you could do something like:
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" 'reg:|src/\([^/]*\)|inc/\1||' (see 'help :substitute',
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" 'help pattern' and 'help sub-replace-special' for more details
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"
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" NOTE: a.vim uses ',' (comma) internally so DON'T use it
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" in your regular expressions or other pathSpecs unless you update
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" the rest of the a.vim code to use some other seperator.
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"
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" Args : pathSpec -- path component (or substitution patterns)
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" sfPath -- source file path
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" Returns : a path that can be used by AlternateFile()
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" Author : Bindu Wavell <bindu@wavell.net>
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function! <SID>ExpandAlternatePath(pathSpec, sfPath)
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let prfx = strpart(a:pathSpec, 0, 4)
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if (prfx == "wdr:" || prfx == "abs:")
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let path = strpart(a:pathSpec, 4)
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elseif (prfx == "reg:")
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let re = strpart(a:pathSpec, 4)
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let sep = strpart(re, 0, 1)
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let patend = match(re, sep, 1)
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let pat = strpart(re, 1, patend - 1)
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let subend = match(re, sep, patend + 1)
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let sub = strpart(re, patend+1, subend - patend - 1)
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let flag = strpart(re, strlen(re) - 2)
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if (flag == sep)
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let flag = ''
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endif
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let path = substitute(a:sfPath, pat, sub, flag)
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"call confirm('PAT: [' . pat . '] SUB: [' . sub . ']')
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"call confirm(a:sfPath . ' => ' . path)
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else
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let path = a:pathSpec
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if (prfx == "sfr:")
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let path = strpart(path, 4)
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endif
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let path = a:sfPath . "/" . path
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endif
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return path
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endfunction
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" Function : FindFileInSearchPath (PRIVATE)
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" Purpose : Searches for a file in the search path list
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" Args : filename -- name of the file to search for
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" pathList -- the path list to search
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" relPathBase -- the path which relative paths are expanded from
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" Returns : An expanded filename if found, the empty string otherwise
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" Author : Michael Sharpe (feline@irendi.com)
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" History : inline code written by Bindu Wavell originally
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function! <SID>FindFileInSearchPath(fileName, pathList, relPathBase)
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let filepath = ""
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let m = 1
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let pathListLen = strlen(a:pathList)
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if (pathListLen > 0)
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while (1)
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let pathSpec = <SID>GetNthItemFromList(a:pathList, m)
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if (pathSpec != "")
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let path = <SID>ExpandAlternatePath(pathSpec, a:relPathBase)
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let fullname = path . "/" . a:fileName
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let foundMatch = <SID>BufferOrFileExists(fullname)
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if (foundMatch)
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let filepath = fullname
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break
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endif
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else
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break
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endif
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let m = m + 1
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endwhile
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endif
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return filepath
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endfunction
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" Function : FindFileInSearchPathEx (PRIVATE)
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" Purpose : Searches for a file in the search path list
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" Args : filename -- name of the file to search for
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" pathList -- the path list to search
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" relPathBase -- the path which relative paths are expanded from
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" count -- find the count'th occurence of the file on the path
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" Returns : An expanded filename if found, the empty string otherwise
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" Author : Michael Sharpe (feline@irendi.com)
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" History : Based on <SID>FindFileInSearchPath() but with extensions
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function! <SID>FindFileInSearchPathEx(fileName, pathList, relPathBase, count)
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let filepath = ""
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let m = 1
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let spath = ""
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let pathListLen = strlen(a:pathList)
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if (pathListLen > 0)
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while (1)
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let pathSpec = <SID>GetNthItemFromList(a:pathList, m)
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if (pathSpec != "")
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let path = <SID>ExpandAlternatePath(pathSpec, a:relPathBase)
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if (spath != "")
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let spath = spath . ','
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endif
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let spath = spath . path
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else
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break
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endif
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let m = m + 1
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endwhile
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endif
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if (&path != "")
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if (spath != "")
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let spath = spath . ','
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endif
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let spath = spath . &path
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endif
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let filepath = findfile(a:fileName, spath, a:count)
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return filepath
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endfunction
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" Function : EnumerateFilesByExtension (PRIVATE)
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" Purpose : enumerates all files by a particular list of alternate extensions.
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" Args : path -- path of a file (not including the file)
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" baseName -- base name of the file to be expanded
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" extension -- extension whose alternates are to be enumerated
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" Returns : comma separated list of files with extensions
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" Author : Michael Sharpe <feline@irendi.com>
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function! EnumerateFilesByExtension(path, baseName, extension)
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let enumeration = ""
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let extSpec = ""
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let v:errmsg = ""
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silent! echo g:alternateExtensions_{a:extension}
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if (v:errmsg == "")
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let extSpec = g:alternateExtensions_{a:extension}
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endif
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if (extSpec == "")
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if (has_key(g:alternateExtensionsDict, a:extension))
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let extSpec = g:alternateExtensionsDict[a:extension]
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endif
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endif
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if (extSpec != "")
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let n = 1
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let done = 0
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while (!done)
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let ext = <SID>GetNthItemFromList(extSpec, n)
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if (ext != "")
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if (a:path != "")
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let newFilename = a:path . "/" . a:baseName . "." . ext
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else
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let newFilename = a:baseName . "." . ext
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endif
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if (enumeration == "")
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let enumeration = newFilename
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else
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let enumeration = enumeration . "," . newFilename
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endif
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else
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let done = 1
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endif
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let n = n + 1
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endwhile
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endif
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return enumeration
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endfunction
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" Function : EnumerateFilesByExtensionInPath (PRIVATE)
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" Purpose : enumerates all files by expanding the path list and the extension
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" list.
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" Args : baseName -- base name of the file
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" extension -- extension whose alternates are to be enumerated
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" pathList -- the list of paths to enumerate
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" relPath -- the path of the current file for expansion of relative
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" paths in the path list.
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" Returns : A comma separated list of paths with extensions
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" Author : Michael Sharpe <feline@irendi.com>
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function! EnumerateFilesByExtensionInPath(baseName, extension, pathList, relPathBase)
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let enumeration = ""
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let filepath = ""
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let m = 1
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let pathListLen = strlen(a:pathList)
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if (pathListLen > 0)
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while (1)
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let pathSpec = <SID>GetNthItemFromList(a:pathList, m)
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if (pathSpec != "")
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let path = <SID>ExpandAlternatePath(pathSpec, a:relPathBase)
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let pe = EnumerateFilesByExtension(path, a:baseName, a:extension)
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if (enumeration == "")
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let enumeration = pe
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else
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let enumeration = enumeration . "," . pe
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endif
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else
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break
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endif
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let m = m + 1
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endwhile
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endif
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return enumeration
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endfunction
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" Function : DetermineExtension (PRIVATE)
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" Purpose : Determines the extension of a filename based on the register
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" alternate extension. This allow extension which contain dots to
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" be considered. E.g. foo.aspx.cs to foo.aspx where an alternate
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" exists for the aspx.cs extension. Note that this will only accept
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" extensions which contain less than 5 dots. This is only
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" implemented in this manner for simplicity...it is doubtful that
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" this will be a restriction in non-contrived situations.
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" Args : The path to the file to find the extension in
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" Returns : The matched extension if any
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" Author : Michael Sharpe (feline@irendi.com)
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" History : idea from Tom-Erik Duestad
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" Notes : there is some magic occuring here. The exists() function does not
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" work well when the curly brace variable has dots in it. And why
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" should it, dots are not valid in variable names. But the exists
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" function is wierd too. Lets say foo_c does exist. Then
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" exists("foo_c.e.f") will be true...even though the variable does
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" not exist. However the curly brace variables do work when the
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" variable has dots in it. E.g foo_{'c'} is different from
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" foo_{'c.d.e'}...and foo_{'c'} is identical to foo_c and
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" foo_{'c.d.e'} is identical to foo_c.d.e right? Yes in the current
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" implementation of vim. To trick vim to test for existence of such
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" variables echo the curly brace variable and look for an error
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" message.
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function! DetermineExtension(path)
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let mods = ":t"
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let i = 0
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while i <= s:maxDotsInExtension
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let mods = mods . ":e"
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let extension = fnamemodify(a:path, mods)
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if (has_key(g:alternateExtensionsDict, extension))
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return extension
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endif
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let v:errmsg = ""
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silent! echo g:alternateExtensions_{extension}
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if (v:errmsg == "")
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return extension
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endif
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let i = i + 1
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endwhile
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return ""
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endfunction
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" Function : AlternateFile (PUBLIC)
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" Purpose : Opens a new buffer by looking at the extension of the current
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" buffer and finding the corresponding file. E.g. foo.c <--> foo.h
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" Args : accepts one argument. If present it used the argument as the new
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" extension.
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" Returns : nothing
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" Author : Michael Sharpe <feline@irendi.com>
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" History : + When an alternate can't be found in the same directory as the
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" source file, a search path will be traversed looking for the
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" alternates.
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" + Moved some code into a separate function, minor optimization
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" + rework to favor files in memory based on complete enumeration of
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" all files extensions and paths
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function! AlternateFile(splitWindow, ...)
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let extension = DetermineExtension(expand("%:p"))
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let baseName = substitute(expand("%:t"), "\." . extension . '$', "", "")
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let currentPath = expand("%:p:h")
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if (a:0 != 0)
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let newFullname = currentPath . "/" . baseName . "." . a:1
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call <SID>FindOrCreateBuffer(newFullname, a:splitWindow, 0)
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else
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let allfiles = ""
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if (extension != "")
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let allfiles1 = EnumerateFilesByExtension(currentPath, baseName, extension)
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let allfiles2 = EnumerateFilesByExtensionInPath(baseName, extension, g:alternateSearchPath, currentPath)
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if (allfiles1 != "")
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if (allfiles2 != "")
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let allfiles = allfiles1 . ',' . allfiles2
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else
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let allfiles = allfiles1
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endif
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else
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let allfiles = allfiles2
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endif
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endif
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if (allfiles != "")
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let bestFile = ""
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let bestScore = 0
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let score = 0
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let n = 1
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let onefile = <SID>GetNthItemFromList(allfiles, n)
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let bestFile = onefile
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while (onefile != "" && score < 2)
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let score = <SID>BufferOrFileExists(onefile)
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|
if (score > bestScore)
|
|
let bestScore = score
|
|
let bestFile = onefile
|
|
endif
|
|
let n = n + 1
|
|
let onefile = <SID>GetNthItemFromList(allfiles, n)
|
|
endwhile
|
|
|
|
if (bestScore == 0 && g:alternateNoDefaultAlternate == 1)
|
|
echo "No existing alternate available"
|
|
else
|
|
call <SID>FindOrCreateBuffer(bestFile, a:splitWindow, 1)
|
|
let b:AlternateAllFiles = allfiles
|
|
endif
|
|
else
|
|
echo "No alternate file/buffer available"
|
|
endif
|
|
endif
|
|
endfunction
|
|
|
|
" Function : AlternateOpenFileUnderCursor (PUBLIC)
|
|
" Purpose : Opens file under the cursor
|
|
" Args : splitWindow -- indicates how to open the file
|
|
" Returns : Nothing
|
|
" Author : Michael Sharpe (feline@irendi.com) www.irendi.com
|
|
function! AlternateOpenFileUnderCursor(splitWindow,...)
|
|
let cursorFile = (a:0 > 0) ? a:1 : expand("<cfile>")
|
|
let currentPath = expand("%:p:h")
|
|
let openCount = 1
|
|
|
|
let fileName = <SID>FindFileInSearchPathEx(cursorFile, g:alternateSearchPath, currentPath, openCount)
|
|
if (fileName != "")
|
|
call <SID>FindOrCreateBuffer(fileName, a:splitWindow, 1)
|
|
let b:openCount = openCount
|
|
let b:cursorFile = cursorFile
|
|
let b:currentPath = currentPath
|
|
else
|
|
echo "Can't find file"
|
|
endif
|
|
endfunction
|
|
|
|
" Function : AlternateOpenNextFile (PUBLIC)
|
|
" Purpose : Opens the next file corresponding to the search which found the
|
|
" current file
|
|
" Args : bang -- indicates what to do if the current file has not been
|
|
" saved
|
|
" Returns : nothing
|
|
" Author : Michael Sharpe (feline@irendi.com) www.irendi.com
|
|
function! AlternateOpenNextFile(bang)
|
|
let cursorFile = ""
|
|
if (exists("b:cursorFile"))
|
|
let cursorFile = b:cursorFile
|
|
endif
|
|
|
|
let currentPath = ""
|
|
if (exists("b:currentPath"))
|
|
let currentPath = b:currentPath
|
|
endif
|
|
|
|
let openCount = 0
|
|
if (exists("b:openCount"))
|
|
let openCount = b:openCount + 1
|
|
endif
|
|
|
|
if (cursorFile != "" && currentPath != "" && openCount != 0)
|
|
let fileName = <SID>FindFileInSearchPathEx(cursorFile, g:alternateSearchPath, currentPath, openCount)
|
|
if (fileName != "")
|
|
call <SID>FindOrCreateBuffer(fileName, "n".a:bang, 0)
|
|
let b:openCount = openCount
|
|
let b:cursorFile = cursorFile
|
|
let b:currentPath = currentPath
|
|
else
|
|
let fileName = <SID>FindFileInSearchPathEx(cursorFile, g:alternateSearchPath, currentPath, 1)
|
|
if (fileName != "")
|
|
call <SID>FindOrCreateBuffer(fileName, "n".a:bang, 0)
|
|
let b:openCount = 1
|
|
let b:cursorFile = cursorFile
|
|
let b:currentPath = currentPath
|
|
else
|
|
echo "Can't find next file"
|
|
endif
|
|
endif
|
|
endif
|
|
endfunction
|
|
|
|
comm! -nargs=? -bang IH call AlternateOpenFileUnderCursor("n<bang>", <f-args>)
|
|
comm! -nargs=? -bang IHS call AlternateOpenFileUnderCursor("h<bang>", <f-args>)
|
|
comm! -nargs=? -bang IHV call AlternateOpenFileUnderCursor("v<bang>", <f-args>)
|
|
comm! -nargs=? -bang IHT call AlternateOpenFileUnderCursor("t<bang>", <f-args>)
|
|
comm! -nargs=? -bang IHN call AlternateOpenNextFile("<bang>")
|
|
imap <Leader>ih <ESC>:IHS<CR>
|
|
nmap <Leader>ih :IHS<CR>
|
|
imap <Leader>is <ESC>:IHS<CR>:A<CR>
|
|
nmap <Leader>is :IHS<CR>:A<CR>
|
|
imap <Leader>ihn <ESC>:IHN<CR>
|
|
nmap <Leader>ihn :IHN<CR>
|
|
|
|
"function! <SID>PrintList(theList)
|
|
" let n = 1
|
|
" let oneFile = <SID>GetNthItemFromList(a:theList, n)
|
|
" while (oneFile != "")
|
|
" let n = n + 1
|
|
" let oneFile = <SID>GetNthItemFromList(a:theList, n)
|
|
" endwhile
|
|
"endfunction
|
|
|
|
" Function : NextAlternate (PUBLIC)
|
|
" Purpose : Used to cycle through any other alternate file which existed on
|
|
" the search path.
|
|
" Args : bang (IN) - used to implement the AN vs AN! functionality
|
|
" Returns : nothing
|
|
" Author : Michael Sharpe <feline@irendi.com>
|
|
function! NextAlternate(bang)
|
|
if (exists('b:AlternateAllFiles'))
|
|
let currentFile = expand("%")
|
|
let n = 1
|
|
let onefile = <SID>GetNthItemFromList(b:AlternateAllFiles, n)
|
|
while (onefile != "" && !<SID>EqualFilePaths(fnamemodify(onefile,":p"), fnamemodify(currentFile,":p")))
|
|
let n = n + 1
|
|
let onefile = <SID>GetNthItemFromList(b:AlternateAllFiles, n)
|
|
endwhile
|
|
|
|
if (onefile != "")
|
|
let stop = n
|
|
let n = n + 1
|
|
let foundAlternate = 0
|
|
let nextAlternate = ""
|
|
while (n != stop)
|
|
let nextAlternate = <SID>GetNthItemFromList(b:AlternateAllFiles, n)
|
|
if (nextAlternate == "")
|
|
let n = 1
|
|
continue
|
|
endif
|
|
let n = n + 1
|
|
if (<SID>EqualFilePaths(fnamemodify(nextAlternate, ":p"), fnamemodify(currentFile, ":p")))
|
|
continue
|
|
endif
|
|
if (filereadable(nextAlternate))
|
|
" on cygwin filereadable("foo.H") returns true if "foo.h" exists
|
|
if (has("unix") && $WINDIR != "" && fnamemodify(nextAlternate, ":p") ==? fnamemodify(currentFile, ":p"))
|
|
continue
|
|
endif
|
|
let foundAlternate = 1
|
|
break
|
|
endif
|
|
endwhile
|
|
if (foundAlternate == 1)
|
|
let s:AlternateAllFiles = b:AlternateAllFiles
|
|
"silent! execute ":e".a:bang." " . nextAlternate
|
|
call <SID>FindOrCreateBuffer(nextAlternate, "n".a:bang, 0)
|
|
let b:AlternateAllFiles = s:AlternateAllFiles
|
|
else
|
|
echo "Only this alternate file exists"
|
|
endif
|
|
else
|
|
echo "Could not find current file in alternates list"
|
|
endif
|
|
else
|
|
echo "No other alternate files exist"
|
|
endif
|
|
endfunction
|
|
|
|
comm! -nargs=? -bang A call AlternateFile("n<bang>", <f-args>)
|
|
comm! -nargs=? -bang AS call AlternateFile("h<bang>", <f-args>)
|
|
comm! -nargs=? -bang AV call AlternateFile("v<bang>", <f-args>)
|
|
comm! -nargs=? -bang AT call AlternateFile("t<bang>", <f-args>)
|
|
comm! -nargs=? -bang AN call NextAlternate("<bang>")
|
|
|
|
" Function : BufferOrFileExists (PRIVATE)
|
|
" Purpose : determines if a buffer or a readable file exists
|
|
" Args : fileName (IN) - name of the file to check
|
|
" Returns : 2 if it exists in memory, 1 if it exists, 0 otherwise
|
|
" Author : Michael Sharpe <feline@irendi.com>
|
|
" History : Updated code to handle buffernames using just the
|
|
" filename and not the path.
|
|
function! <SID>BufferOrFileExists(fileName)
|
|
let result = 0
|
|
|
|
let lastBuffer = bufnr("$")
|
|
let i = 1
|
|
while i <= lastBuffer
|
|
if <SID>EqualFilePaths(expand("#".i.":p"), a:fileName)
|
|
let result = 2
|
|
break
|
|
endif
|
|
let i = i + 1
|
|
endwhile
|
|
|
|
if (!result)
|
|
let bufName = fnamemodify(a:fileName,":t")
|
|
let memBufName = bufname(bufName)
|
|
if (memBufName != "")
|
|
let memBufBasename = fnamemodify(memBufName, ":t")
|
|
if (bufName == memBufBasename)
|
|
let result = 2
|
|
endif
|
|
endif
|
|
|
|
if (!result)
|
|
let result = bufexists(bufName) || bufexists(a:fileName) || filereadable(a:fileName)
|
|
endif
|
|
endif
|
|
|
|
if (!result)
|
|
let result = filereadable(a:fileName)
|
|
endif
|
|
return result
|
|
endfunction
|
|
|
|
" Function : FindOrCreateBuffer (PRIVATE)
|
|
" Purpose : searches the buffer list (:ls) for the specified filename. If
|
|
" found, checks the window list for the buffer. If the buffer is in
|
|
" an already open window, it switches to the window. If the buffer
|
|
" was not in a window, it switches to that buffer. If the buffer did
|
|
" not exist, it creates it.
|
|
" Args : filename (IN) -- the name of the file
|
|
" doSplit (IN) -- indicates whether the window should be split
|
|
" ("v", "h", "n", "v!", "h!", "n!", "t", "t!")
|
|
" findSimilar (IN) -- indicate weather existing buffers should be
|
|
" prefered
|
|
" Returns : nothing
|
|
" Author : Michael Sharpe <feline@irendi.com>
|
|
" History : + bufname() was not working very well with the possibly strange
|
|
" paths that can abound with the search path so updated this
|
|
" slightly. -- Bindu
|
|
" + updated window switching code to make it more efficient -- Bindu
|
|
" Allow ! to be applied to buffer/split/editing commands for more
|
|
" vim/vi like consistency
|
|
" + implemented fix from Matt Perry
|
|
function! <SID>FindOrCreateBuffer(fileName, doSplit, findSimilar)
|
|
" Check to see if the buffer is already open before re-opening it.
|
|
let FILENAME = escape(a:fileName, ' ')
|
|
let bufNr = -1
|
|
let lastBuffer = bufnr("$")
|
|
let i = 1
|
|
if (a:findSimilar)
|
|
while i <= lastBuffer
|
|
if <SID>EqualFilePaths(expand("#".i.":p"), a:fileName)
|
|
let bufNr = i
|
|
break
|
|
endif
|
|
let i = i + 1
|
|
endwhile
|
|
|
|
if (bufNr == -1)
|
|
let bufName = bufname(a:fileName)
|
|
let bufFilename = fnamemodify(a:fileName,":t")
|
|
|
|
if (bufName == "")
|
|
let bufName = bufname(bufFilename)
|
|
endif
|
|
|
|
if (bufName != "")
|
|
let tail = fnamemodify(bufName, ":t")
|
|
if (tail != bufFilename)
|
|
let bufName = ""
|
|
endif
|
|
endif
|
|
if (bufName != "")
|
|
let bufNr = bufnr(bufName)
|
|
let FILENAME = bufName
|
|
endif
|
|
endif
|
|
endif
|
|
|
|
if (g:alternateRelativeFiles == 1)
|
|
let FILENAME = fnamemodify(FILENAME, ":p:.")
|
|
endif
|
|
|
|
let splitType = a:doSplit[0]
|
|
let bang = a:doSplit[1]
|
|
if (bufNr == -1)
|
|
" Buffer did not exist....create it
|
|
let v:errmsg=""
|
|
if (splitType == "h")
|
|
silent! execute ":split".bang." " . FILENAME
|
|
elseif (splitType == "v")
|
|
silent! execute ":vsplit".bang." " . FILENAME
|
|
elseif (splitType == "t")
|
|
silent! execute ":tab split".bang." " . FILENAME
|
|
else
|
|
silent! execute ":e".bang." " . FILENAME
|
|
endif
|
|
if (v:errmsg != "")
|
|
echo v:errmsg
|
|
endif
|
|
else
|
|
|
|
" Find the correct tab corresponding to the existing buffer
|
|
let tabNr = -1
|
|
" iterate tab pages
|
|
for i in range(tabpagenr('$'))
|
|
" get the list of buffers in the tab
|
|
let tabList = tabpagebuflist(i + 1)
|
|
let idx = 0
|
|
" iterate each buffer in the list
|
|
while idx < len(tabList)
|
|
" if it matches the buffer we are looking for...
|
|
if (tabList[idx] == bufNr)
|
|
" ... save the number
|
|
let tabNr = i + 1
|
|
break
|
|
endif
|
|
let idx = idx + 1
|
|
endwhile
|
|
if (tabNr != -1)
|
|
break
|
|
endif
|
|
endfor
|
|
" switch the the tab containing the buffer
|
|
if (tabNr != -1)
|
|
execute "tabn ".tabNr
|
|
endif
|
|
|
|
" Buffer was already open......check to see if it is in a window
|
|
let bufWindow = bufwinnr(bufNr)
|
|
if (bufWindow == -1)
|
|
" Buffer was not in a window so open one
|
|
let v:errmsg=""
|
|
if (splitType == "h")
|
|
silent! execute ":sbuffer".bang." " . FILENAME
|
|
elseif (splitType == "v")
|
|
silent! execute ":vert sbuffer " . FILENAME
|
|
elseif (splitType == "t")
|
|
silent! execute ":tab sbuffer " . FILENAME
|
|
else
|
|
silent! execute ":buffer".bang." " . FILENAME
|
|
endif
|
|
if (v:errmsg != "")
|
|
echo v:errmsg
|
|
endif
|
|
else
|
|
" Buffer is already in a window so switch to the window
|
|
execute bufWindow."wincmd w"
|
|
if (bufWindow != winnr())
|
|
" something wierd happened...open the buffer
|
|
let v:errmsg=""
|
|
if (splitType == "h")
|
|
silent! execute ":split".bang." " . FILENAME
|
|
elseif (splitType == "v")
|
|
silent! execute ":vsplit".bang." " . FILENAME
|
|
elseif (splitType == "t")
|
|
silent! execute ":tab split".bang." " . FILENAME
|
|
else
|
|
silent! execute ":e".bang." " . FILENAME
|
|
endif
|
|
if (v:errmsg != "")
|
|
echo v:errmsg
|
|
endif
|
|
endif
|
|
endif
|
|
endif
|
|
endfunction
|
|
|
|
" Function : EqualFilePaths (PRIVATE)
|
|
" Purpose : Compares two paths. Do simple string comparison anywhere but on
|
|
" Windows. On Windows take into account that file paths could differ
|
|
" in usage of separators and the fact that case does not matter.
|
|
" "c:\WINDOWS" is the same path as "c:/windows". has("win32unix") Vim
|
|
" version does not count as one having Windows path rules.
|
|
" Args : path1 (IN) -- first path
|
|
" path2 (IN) -- second path
|
|
" Returns : 1 if path1 is equal to path2, 0 otherwise.
|
|
" Author : Ilya Bobir <ilya@po4ta.com>
|
|
function! <SID>EqualFilePaths(path1, path2)
|
|
if has("win16") || has("win32") || has("win64") || has("win95")
|
|
return substitute(a:path1, "\/", "\\", "g") ==? substitute(a:path2, "\/", "\\", "g")
|
|
else
|
|
return a:path1 == a:path2
|
|
endif
|
|
endfunction
|