forked from aniani/vim
426 lines
11 KiB
VimL
426 lines
11 KiB
VimL
" Vim support file to detect file types in scripts
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"
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" Maintainer: Bram Moolenaar <Bram@vim.org>
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" Last change: 2021 Jan 22
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" This file is called by an autocommand for every file that has just been
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" loaded into a buffer. It checks if the type of file can be recognized by
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" the file contents. The autocommand is in $VIMRUNTIME/filetype.vim.
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"
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" Note that the pattern matches are done with =~# to avoid the value of the
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" 'ignorecase' option making a difference. Where case is to be ignored use
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" =~? instead. Do not use =~ anywhere.
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" Only do the rest when the FileType autocommand has not been triggered yet.
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if did_filetype()
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finish
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endif
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" Load the user defined scripts file first
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" Only do this when the FileType autocommand has not been triggered yet
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if exists("myscriptsfile") && filereadable(expand(myscriptsfile))
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execute "source " . myscriptsfile
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if did_filetype()
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finish
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endif
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endif
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" Line continuation is used here, remove 'C' from 'cpoptions'
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let s:cpo_save = &cpo
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set cpo&vim
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let s:line1 = getline(1)
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if s:line1 =~# "^#!"
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" A script that starts with "#!".
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" Check for a line like "#!/usr/bin/env {options} bash". Turn it into
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" "#!/usr/bin/bash" to make matching easier.
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" Recognize only a few {options} that are commonly used.
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if s:line1 =~# '^#!\s*\S*\<env\s'
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let s:line1 = substitute(s:line1, '\S\+=\S\+', '', 'g')
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let s:line1 = substitute(s:line1, '\(-[iS]\|--ignore-environment\|--split-string\)', '', '')
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let s:line1 = substitute(s:line1, '\<env\s\+', '', '')
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endif
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" Get the program name.
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" Only accept spaces in PC style paths: "#!c:/program files/perl [args]".
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" If the word env is used, use the first word after the space:
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" "#!/usr/bin/env perl [path/args]"
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" If there is no path use the first word: "#!perl [path/args]".
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" Otherwise get the last word after a slash: "#!/usr/bin/perl [path/args]".
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if s:line1 =~# '^#!\s*\a:[/\\]'
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let s:name = substitute(s:line1, '^#!.*[/\\]\(\i\+\).*', '\1', '')
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elseif s:line1 =~# '^#!.*\<env\>'
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let s:name = substitute(s:line1, '^#!.*\<env\>\s\+\(\i\+\).*', '\1', '')
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elseif s:line1 =~# '^#!\s*[^/\\ ]*\>\([^/\\]\|$\)'
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let s:name = substitute(s:line1, '^#!\s*\([^/\\ ]*\>\).*', '\1', '')
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else
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let s:name = substitute(s:line1, '^#!\s*\S*[/\\]\(\i\+\).*', '\1', '')
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endif
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" tcl scripts may have #!/bin/sh in the first line and "exec wish" in the
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" third line. Suggested by Steven Atkinson.
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if getline(3) =~# '^exec wish'
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let s:name = 'wish'
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endif
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" Bourne-like shell scripts: bash bash2 ksh ksh93 sh
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if s:name =~# '^\(bash\d*\|\|ksh\d*\|sh\)\>'
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call dist#ft#SetFileTypeSH(s:line1) " defined in filetype.vim
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" csh scripts
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elseif s:name =~# '^csh\>'
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if exists("g:filetype_csh")
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call dist#ft#SetFileTypeShell(g:filetype_csh)
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else
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call dist#ft#SetFileTypeShell("csh")
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endif
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" tcsh scripts
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elseif s:name =~# '^tcsh\>'
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call dist#ft#SetFileTypeShell("tcsh")
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" Z shell scripts
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elseif s:name =~# '^zsh\>'
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set ft=zsh
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" TCL scripts
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elseif s:name =~# '^\(tclsh\|wish\|expectk\|itclsh\|itkwish\)\>'
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set ft=tcl
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" Expect scripts
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elseif s:name =~# '^expect\>'
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set ft=expect
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" Gnuplot scripts
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elseif s:name =~# '^gnuplot\>'
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set ft=gnuplot
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" Makefiles
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elseif s:name =~# 'make\>'
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set ft=make
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" Pike
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elseif s:name =~# '^pike\%(\>\|[0-9]\)'
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set ft=pike
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" Lua
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elseif s:name =~# 'lua'
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set ft=lua
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" Perl
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elseif s:name =~# 'perl'
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set ft=perl
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" PHP
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elseif s:name =~# 'php'
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set ft=php
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" Python
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elseif s:name =~# 'python'
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set ft=python
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" Groovy
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elseif s:name =~# '^groovy\>'
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set ft=groovy
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" Raku
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elseif s:name =~# 'raku'
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set ft=raku
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" Ruby
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elseif s:name =~# 'ruby'
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set ft=ruby
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" JavaScript
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elseif s:name =~# 'node\(js\)\=\>\|js\>' || s:name =~# 'rhino\>'
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set ft=javascript
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" BC calculator
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elseif s:name =~# '^bc\>'
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set ft=bc
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" sed
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elseif s:name =~# 'sed\>'
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set ft=sed
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" OCaml-scripts
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elseif s:name =~# 'ocaml'
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set ft=ocaml
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" Awk scripts; also finds "gawk"
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elseif s:name =~# 'awk\>'
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set ft=awk
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" Website MetaLanguage
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elseif s:name =~# 'wml'
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set ft=wml
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" Scheme scripts
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elseif s:name =~# 'scheme'
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set ft=scheme
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" CFEngine scripts
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elseif s:name =~# 'cfengine'
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set ft=cfengine
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" Erlang scripts
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elseif s:name =~# 'escript'
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set ft=erlang
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" Haskell
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elseif s:name =~# 'haskell'
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set ft=haskell
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" Scala
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elseif s:name =~# 'scala\>'
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set ft=scala
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" Clojure
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elseif s:name =~# 'clojure'
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set ft=clojure
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" Free Pascal
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elseif s:name =~# 'instantfpc\>'
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set ft=pascal
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" Fennel
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elseif s:name =~# 'fennel\>'
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set ft=fennel
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endif
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unlet s:name
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else
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" File does not start with "#!".
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let s:line2 = getline(2)
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let s:line3 = getline(3)
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let s:line4 = getline(4)
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let s:line5 = getline(5)
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" Bourne-like shell scripts: sh ksh bash bash2
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if s:line1 =~# '^:$'
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call dist#ft#SetFileTypeSH(s:line1) " defined in filetype.vim
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" Z shell scripts
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elseif s:line1 =~# '^#compdef\>' || s:line1 =~# '^#autoload\>' ||
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\ "\n".s:line1."\n".s:line2."\n".s:line3."\n".s:line4."\n".s:line5 =~# '\n\s*emulate\s\+\%(-[LR]\s\+\)\=[ckz]\=sh\>'
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set ft=zsh
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" ELM Mail files
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elseif s:line1 =~# '^From \([a-zA-Z][a-zA-Z_0-9\.=-]*\(@[^ ]*\)\=\|-\) .* \(19\|20\)\d\d$'
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set ft=mail
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" Mason
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elseif s:line1 =~# '^<[%&].*>'
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set ft=mason
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" Vim scripts (must have '" vim' as the first line to trigger this)
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elseif s:line1 =~# '^" *[vV]im$'
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set ft=vim
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" libcxx and libstdc++ standard library headers like "iostream" do not have
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" an extension, recognize the Emacs file mode.
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elseif s:line1 =~? '-\*-.*C++.*-\*-'
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set ft=cpp
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" MOO
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elseif s:line1 =~# '^\*\* LambdaMOO Database, Format Version \%([1-3]\>\)\@!\d\+ \*\*$'
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set ft=moo
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" Diff file:
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" - "diff" in first line (context diff)
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" - "Only in " in first line
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" - "--- " in first line and "+++ " in second line (unified diff).
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" - "*** " in first line and "--- " in second line (context diff).
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" - "# It was generated by makepatch " in the second line (makepatch diff).
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" - "Index: <filename>" in the first line (CVS file)
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" - "=== ", line of "=", "---", "+++ " (SVK diff)
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" - "=== ", "--- ", "+++ " (bzr diff, common case)
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" - "=== (removed|added|renamed|modified)" (bzr diff, alternative)
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" - "# HG changeset patch" in first line (Mercurial export format)
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elseif s:line1 =~# '^\(diff\>\|Only in \|\d\+\(,\d\+\)\=[cda]\d\+\>\|# It was generated by makepatch \|Index:\s\+\f\+\r\=$\|===== \f\+ \d\+\.\d\+ vs edited\|==== //\f\+#\d\+\|# HG changeset patch\)'
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\ || (s:line1 =~# '^--- ' && s:line2 =~# '^+++ ')
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\ || (s:line1 =~# '^\* looking for ' && s:line2 =~# '^\* comparing to ')
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\ || (s:line1 =~# '^\*\*\* ' && s:line2 =~# '^--- ')
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\ || (s:line1 =~# '^=== ' && ((s:line2 =~# '^=\{66\}' && s:line3 =~# '^--- ' && s:line4 =~# '^+++') || (s:line2 =~# '^--- ' && s:line3 =~# '^+++ ')))
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\ || (s:line1 =~# '^=== \(removed\|added\|renamed\|modified\)')
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set ft=diff
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" PostScript Files (must have %!PS as the first line, like a2ps output)
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elseif s:line1 =~# '^%![ \t]*PS'
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set ft=postscr
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" M4 scripts: Guess there is a line that starts with "dnl".
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elseif s:line1 =~# '^\s*dnl\>'
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\ || s:line2 =~# '^\s*dnl\>'
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\ || s:line3 =~# '^\s*dnl\>'
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\ || s:line4 =~# '^\s*dnl\>'
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\ || s:line5 =~# '^\s*dnl\>'
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set ft=m4
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" AmigaDos scripts
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elseif $TERM == "amiga"
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\ && (s:line1 =~# "^;" || s:line1 =~? '^\.bra')
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set ft=amiga
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" SiCAD scripts (must have procn or procd as the first line to trigger this)
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elseif s:line1 =~? '^ *proc[nd] *$'
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set ft=sicad
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" Purify log files start with "**** Purify"
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elseif s:line1 =~# '^\*\*\*\* Purify'
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set ft=purifylog
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" XML
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elseif s:line1 =~# '<?\s*xml.*?>'
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set ft=xml
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" XHTML (e.g.: PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN")
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elseif s:line1 =~# '\<DTD\s\+XHTML\s'
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set ft=xhtml
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" HTML (e.g.: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN")
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" Avoid "doctype html", used by slim.
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elseif s:line1 =~? '<!DOCTYPE\s\+html\>'
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set ft=html
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" PDF
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elseif s:line1 =~# '^%PDF-'
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set ft=pdf
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" XXD output
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elseif s:line1 =~# '^\x\{7}: \x\{2} \=\x\{2} \=\x\{2} \=\x\{2} '
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set ft=xxd
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" RCS/CVS log output
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elseif s:line1 =~# '^RCS file:' || s:line2 =~# '^RCS file:'
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set ft=rcslog
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" CVS commit
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elseif s:line2 =~# '^CVS:' || getline("$") =~# '^CVS: '
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set ft=cvs
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" Prescribe
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elseif s:line1 =~# '^!R!'
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set ft=prescribe
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" Send-pr
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elseif s:line1 =~# '^SEND-PR:'
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set ft=sendpr
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" SNNS files
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elseif s:line1 =~# '^SNNS network definition file'
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set ft=snnsnet
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elseif s:line1 =~# '^SNNS pattern definition file'
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set ft=snnspat
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elseif s:line1 =~# '^SNNS result file'
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set ft=snnsres
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" Virata
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elseif s:line1 =~# '^%.\{-}[Vv]irata'
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\ || s:line2 =~# '^%.\{-}[Vv]irata'
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\ || s:line3 =~# '^%.\{-}[Vv]irata'
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\ || s:line4 =~# '^%.\{-}[Vv]irata'
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\ || s:line5 =~# '^%.\{-}[Vv]irata'
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set ft=virata
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" Strace
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elseif s:line1 =~# '[0-9:.]* *execve(' || s:line1 =~# '^__libc_start_main'
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set ft=strace
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" VSE JCL
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elseif s:line1 =~# '^\* $$ JOB\>' || s:line1 =~# '^// *JOB\>'
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set ft=vsejcl
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" TAK and SINDA
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elseif s:line4 =~# 'K & K Associates' || s:line2 =~# 'TAK 2000'
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set ft=takout
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elseif s:line3 =~# 'S Y S T E M S I M P R O V E D '
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set ft=sindaout
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elseif getline(6) =~# 'Run Date: '
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set ft=takcmp
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elseif getline(9) =~# 'Node File 1'
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set ft=sindacmp
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" DNS zone files
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elseif s:line1.s:line2.s:line3.s:line4 =~# '^; <<>> DiG [0-9.]\+.* <<>>\|$ORIGIN\|$TTL\|IN\s\+SOA'
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set ft=bindzone
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" BAAN
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elseif s:line1 =~# '|\*\{1,80}' && s:line2 =~# 'VRC '
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\ || s:line2 =~# '|\*\{1,80}' && s:line3 =~# 'VRC '
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set ft=baan
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" Valgrind
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elseif s:line1 =~# '^==\d\+== valgrind' || s:line3 =~# '^==\d\+== Using valgrind'
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set ft=valgrind
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" Go docs
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elseif s:line1 =~# '^PACKAGE DOCUMENTATION$'
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set ft=godoc
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" Renderman Interface Bytestream
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elseif s:line1 =~# '^##RenderMan'
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set ft=rib
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" Scheme scripts
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elseif s:line1 =~# 'exec\s\+\S*scheme' || s:line2 =~# 'exec\s\+\S*scheme'
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set ft=scheme
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" Git output
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elseif s:line1 =~# '^\(commit\|tree\|object\) \x\{40\}\>\|^tag \S\+$'
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set ft=git
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" Gprof (gnu profiler)
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elseif s:line1 == 'Flat profile:'
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\ && s:line2 == ''
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\ && s:line3 =~# '^Each sample counts as .* seconds.$'
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set ft=gprof
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" Erlang terms
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" (See also: http://www.gnu.org/software/emacs/manual/html_node/emacs/Choosing-Modes.html#Choosing-Modes)
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elseif s:line1 =~? '-\*-.*erlang.*-\*-'
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set ft=erlang
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" YAML
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elseif s:line1 =~# '^%YAML'
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set ft=yaml
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" CVS diff
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else
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let s:lnum = 1
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while getline(s:lnum) =~# "^? " && s:lnum < line("$")
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let s:lnum += 1
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endwhile
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if getline(s:lnum) =~# '^Index:\s\+\f\+$'
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set ft=diff
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" locale input files: Formal Definitions of Cultural Conventions
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" filename must be like en_US, fr_FR@euro or en_US.UTF-8
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elseif expand("%") =~# '\a\a_\a\a\($\|[.@]\)\|i18n$\|POSIX$\|translit_'
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let s:lnum = 1
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while s:lnum < 100 && s:lnum < line("$")
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if getline(s:lnum) =~# '^LC_\(IDENTIFICATION\|CTYPE\|COLLATE\|MONETARY\|NUMERIC\|TIME\|MESSAGES\|PAPER\|TELEPHONE\|MEASUREMENT\|NAME\|ADDRESS\)$'
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setf fdcc
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break
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endif
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let s:lnum += 1
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endwhile
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endif
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unlet s:lnum
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endif
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unlet s:line2 s:line3 s:line4 s:line5
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endif
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" Restore 'cpoptions'
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let &cpo = s:cpo_save
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unlet s:cpo_save s:line1
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