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Diffstat (limited to '')
-rw-r--r-- | runtime/autoload/dist/script.vim | 470 |
1 files changed, 470 insertions, 0 deletions
diff --git a/runtime/autoload/dist/script.vim b/runtime/autoload/dist/script.vim new file mode 100644 index 0000000..f58899a --- /dev/null +++ b/runtime/autoload/dist/script.vim @@ -0,0 +1,470 @@ +vim9script + +# Vim function for detecting a filetype from the file contents. +# Invoked from "scripts.vim" in 'runtimepath' +# +# Maintainer: The Vim Project <https://github.com/vim/vim> +# Last Change: 2023 Aug 10 +# Former Maintainer: Bram Moolenaar <Bram@vim.org> + +export def DetectFiletype() + var line1 = getline(1) + if line1[0] == '#' && line1[1] == '!' + # File that starts with "#!". + DetectFromHashBang(line1) + else + # File does not start with "#!". + DetectFromText(line1) + endif +enddef + +# Called for a script that has "#!" in the first line. +def DetectFromHashBang(firstline: string) + var line1 = firstline + + # Check for a line like "#!/usr/bin/env {options} bash". Turn it into + # "#!/usr/bin/bash" to make matching easier. + # Recognize only a few {options} that are commonly used. + if line1 =~ '^#!\s*\S*\<env\s' + line1 = substitute(line1, '\S\+=\S\+', '', 'g') + line1 = substitute(line1, '\(-[iS]\|--ignore-environment\|--split-string\)', '', '') + line1 = substitute(line1, '\<env\s\+', '', '') + endif + + # Get the program name. + # Only accept spaces in PC style paths: "#!c:/program files/perl [args]". + # If the word env is used, use the first word after the space: + # "#!/usr/bin/env perl [path/args]" + # If there is no path use the first word: "#!perl [path/args]". + # Otherwise get the last word after a slash: "#!/usr/bin/perl [path/args]". + var name: string + if line1 =~ '^#!\s*\a:[/\\]' + name = substitute(line1, '^#!.*[/\\]\(\i\+\).*', '\1', '') + elseif line1 =~ '^#!.*\<env\>' + name = substitute(line1, '^#!.*\<env\>\s\+\(\i\+\).*', '\1', '') + elseif line1 =~ '^#!\s*[^/\\ ]*\>\([^/\\]\|$\)' + name = substitute(line1, '^#!\s*\([^/\\ ]*\>\).*', '\1', '') + else + name = substitute(line1, '^#!\s*\S*[/\\]\(\f\+\).*', '\1', '') + endif + + # tcl scripts may have #!/bin/sh in the first line and "exec wish" in the + # third line. Suggested by Steven Atkinson. + if getline(3) =~ '^exec wish' + name = 'wish' + endif + + var ft = Exe2filetype(name, line1) + if ft != '' + exe 'setl ft=' .. ft + endif +enddef + +# Returns the filetype name associated with program "name". +# "line1" is the #! line at the top of the file. Use the same as "name" if +# not available. +# Returns an empty string when not recognized. +export def Exe2filetype(name: string, line1: string): string + # Bourne-like shell scripts: bash bash2 dash ksh ksh93 sh + if name =~ '^\(bash\d*\|dash\|ksh\d*\|sh\)\>' + return dist#ft#SetFileTypeSH(line1, false) + + # csh scripts + elseif name =~ '^csh\>' + return dist#ft#SetFileTypeShell(exists("g:filetype_csh") ? g:filetype_csh : 'csh', false) + + # tcsh scripts + elseif name =~ '^tcsh\>' + return dist#ft#SetFileTypeShell("tcsh", false) + + # Z shell scripts + elseif name =~ '^zsh\>' + return 'zsh' + + # TCL scripts + elseif name =~ '^\(tclsh\|wish\|expectk\|itclsh\|itkwish\)\>' + return 'tcl' + + # Expect scripts + elseif name =~ '^expect\>' + return 'expect' + + # Gnuplot scripts + elseif name =~ '^gnuplot\>' + return 'gnuplot' + + # Makefiles + elseif name =~ 'make\>' + return 'make' + + # Pike + elseif name =~ '^pike\%(\>\|[0-9]\)' + return 'pike' + + # Lua + elseif name =~ 'lua' + return 'lua' + + # Perl + elseif name =~ 'perl' + return 'perl' + + # PHP + elseif name =~ 'php' + return 'php' + + # Python + elseif name =~ 'python' + return 'python' + + # Groovy + elseif name =~ '^groovy\>' + return 'groovy' + + # Raku + elseif name =~ 'raku' + return 'raku' + + # Ruby + elseif name =~ 'ruby' + return 'ruby' + + # JavaScript + elseif name =~ 'node\(js\)\=\>\|js\>' || name =~ 'rhino\>' + return 'javascript' + + # BC calculator + elseif name =~ '^bc\>' + return 'bc' + + # sed + elseif name =~ 'sed\>' + return 'sed' + + # OCaml-scripts + elseif name =~ 'ocaml' + return 'ocaml' + + # Awk scripts; also finds "gawk" + elseif name =~ 'awk\>' + return 'awk' + + # Website MetaLanguage + elseif name =~ 'wml' + return 'wml' + + # Scheme scripts + elseif name =~ 'scheme' + return 'scheme' + + # CFEngine scripts + elseif name =~ 'cfengine' + return 'cfengine' + + # Erlang scripts + elseif name =~ 'escript' + return 'erlang' + + # Haskell + elseif name =~ 'haskell' + return 'haskell' + + # Scala + elseif name =~ 'scala\>' + return 'scala' + + # Clojure + elseif name =~ 'clojure' + return 'clojure' + + # Free Pascal + elseif name =~ 'instantfpc\>' + return 'pascal' + + # Fennel + elseif name =~ 'fennel\>' + return 'fennel' + + # MikroTik RouterOS script + elseif name =~ 'rsc\>' + return 'routeros' + + # Fish shell + elseif name =~ 'fish\>' + return 'fish' + + # Gforth + elseif name =~ 'gforth\>' + return 'forth' + + # Icon + elseif name =~ 'icon\>' + return 'icon' + + # Guile + elseif name =~ 'guile' + return 'scheme' + + # Nix + elseif name =~ 'nix-shell' + return 'nix' + + # Crystal + elseif name =~ '^crystal\>' + return 'crystal' + + # Rexx + elseif name =~ '^\%(rexx\|regina\)\>' + return 'rexx' + + # Janet + elseif name =~ '^janet\>' + return 'janet' + + # Dart + elseif name =~ '^dart\>' + return 'dart' + + # Execline (s6) + elseif name =~ '^execlineb\>' + return 'execline' + + endif + + return '' +enddef + + +# Called for a script that does not have "#!" in the first line. +def DetectFromText(line1: string) + var line2 = getline(2) + var line3 = getline(3) + var line4 = getline(4) + var line5 = getline(5) + + # Bourne-like shell scripts: sh ksh bash bash2 + if line1 =~ '^:$' + call dist#ft#SetFileTypeSH(line1) + + # Z shell scripts + elseif line1 =~ '^#compdef\>' + || line1 =~ '^#autoload\>' + || "\n" .. line1 .. "\n" .. line2 .. "\n" .. line3 .. + "\n" .. line4 .. "\n" .. line5 + =~ '\n\s*emulate\s\+\%(-[LR]\s\+\)\=[ckz]\=sh\>' + setl ft=zsh + + # ELM Mail files + elseif line1 =~ '^From \([a-zA-Z][a-zA-Z_0-9\.=-]*\(@[^ ]*\)\=\|-\) .* \(19\|20\)\d\d$' + setl ft=mail + + # Mason + elseif line1 =~ '^<[%&].*>' + setl ft=mason + + # Vim scripts (must have '" vim' as the first line to trigger this) + elseif line1 =~ '^" *[vV]im$' + setl ft=vim + + # libcxx and libstdc++ standard library headers like "iostream" do not have + # an extension, recognize the Emacs file mode. + elseif line1 =~? '-\*-.*C++.*-\*-' + setl ft=cpp + + # MOO + elseif line1 =~ '^\*\* LambdaMOO Database, Format Version \%([1-3]\>\)\@!\d\+ \*\*$' + setl ft=moo + + # Diff file: + # - "diff" in first line (context diff) + # - "Only in " in first line + # - "--- " in first line and "+++ " in second line (unified diff). + # - "*** " in first line and "--- " in second line (context diff). + # - "# It was generated by makepatch " in the second line (makepatch diff). + # - "Index: <filename>" in the first line (CVS file) + # - "=== ", line of "=", "---", "+++ " (SVK diff) + # - "=== ", "--- ", "+++ " (bzr diff, common case) + # - "=== (removed|added|renamed|modified)" (bzr diff, alternative) + # - "# HG changeset patch" in first line (Mercurial export format) + elseif 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\)' + || (line1 =~ '^--- ' && line2 =~ '^+++ ') + || (line1 =~ '^\* looking for ' && line2 =~ '^\* comparing to ') + || (line1 =~ '^\*\*\* ' && line2 =~ '^--- ') + || (line1 =~ '^=== ' && ((line2 =~ '^=\{66\}' && line3 =~ '^--- ' && line4 =~ '^+++') || (line2 =~ '^--- ' && line3 =~ '^+++ '))) + || (line1 =~ '^=== \(removed\|added\|renamed\|modified\)') + setl ft=diff + + # PostScript Files (must have %!PS as the first line, like a2ps output) + elseif line1 =~ '^%![ \t]*PS' + setl ft=postscr + + # M4 scripts: Guess there is a line that starts with "dnl". + elseif line1 =~ '^\s*dnl\>' + || line2 =~ '^\s*dnl\>' + || line3 =~ '^\s*dnl\>' + || line4 =~ '^\s*dnl\>' + || line5 =~ '^\s*dnl\>' + setl ft=m4 + + # AmigaDos scripts + elseif $TERM == "amiga" && (line1 =~ "^;" || line1 =~? '^\.bra') + setl ft=amiga + + # SiCAD scripts (must have procn or procd as the first line to trigger this) + elseif line1 =~? '^ *proc[nd] *$' + setl ft=sicad + + # Purify log files start with "**** Purify" + elseif line1 =~ '^\*\*\*\* Purify' + setl ft=purifylog + + # XML + elseif line1 =~ '<?\s*xml.*?>' + setl ft=xml + + # XHTML (e.g.: PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN") + elseif line1 =~ '\<DTD\s\+XHTML\s' + setl ft=xhtml + + # HTML (e.g.: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN") + # Avoid "doctype html", used by slim. + elseif line1 =~? '<!DOCTYPE\s\+html\>' + setl ft=html + + # PDF + elseif line1 =~ '^%PDF-' + setl ft=pdf + + # XXD output + elseif line1 =~ '^\x\{7}: \x\{2} \=\x\{2} \=\x\{2} \=\x\{2} ' + setl ft=xxd + + # RCS/CVS log output + elseif line1 =~ '^RCS file:' || line2 =~ '^RCS file:' + setl ft=rcslog + + # CVS commit + elseif line2 =~ '^CVS:' || getline("$") =~ '^CVS: ' + setl ft=cvs + + # Prescribe + elseif line1 =~ '^!R!' + setl ft=prescribe + + # Send-pr + elseif line1 =~ '^SEND-PR:' + setl ft=sendpr + + # SNNS files + elseif line1 =~ '^SNNS network definition file' + setl ft=snnsnet + elseif line1 =~ '^SNNS pattern definition file' + setl ft=snnspat + elseif line1 =~ '^SNNS result file' + setl ft=snnsres + + # Virata + elseif line1 =~ '^%.\{-}[Vv]irata' + || line2 =~ '^%.\{-}[Vv]irata' + || line3 =~ '^%.\{-}[Vv]irata' + || line4 =~ '^%.\{-}[Vv]irata' + || line5 =~ '^%.\{-}[Vv]irata' + setl ft=virata + + # Strace + # inaccurate fast match first, then use accurate slow match + elseif (line1 =~ 'execve(' && line1 =~ '^[0-9:. ]*execve(') + || line1 =~ '^__libc_start_main' + setl ft=strace + + # VSE JCL + elseif line1 =~ '^\* $$ JOB\>' || line1 =~ '^// *JOB\>' + setl ft=vsejcl + + # TAK and SINDA + elseif line4 =~ 'K & K Associates' || line2 =~ 'TAK 2000' + setl ft=takout + elseif line3 =~ 'S Y S T E M S I M P R O V E D ' + setl ft=sindaout + elseif getline(6) =~ 'Run Date: ' + setl ft=takcmp + elseif getline(9) =~ 'Node File 1' + setl ft=sindacmp + + # DNS zone files + elseif line1 .. line2 .. line3 .. line4 =~ '^; <<>> DiG [0-9.]\+.* <<>>\|$ORIGIN\|$TTL\|IN\s\+SOA' + setl ft=bindzone + + # BAAN + elseif line1 =~ '|\*\{1,80}' && line2 =~ 'VRC ' + || line2 =~ '|\*\{1,80}' && line3 =~ 'VRC ' + setl ft=baan + + # Valgrind + elseif line1 =~ '^==\d\+== valgrind' || line3 =~ '^==\d\+== Using valgrind' + setl ft=valgrind + + # Go docs + elseif line1 =~ '^PACKAGE DOCUMENTATION$' + setl ft=godoc + + # Renderman Interface Bytestream + elseif line1 =~ '^##RenderMan' + setl ft=rib + + # Scheme scripts + elseif line1 =~ 'exec\s\+\S*scheme' || line2 =~ 'exec\s\+\S*scheme' + setl ft=scheme + + # Git output + elseif line1 =~ '^\(commit\|tree\|object\) \x\{40,\}\>\|^tag \S\+$' + setl ft=git + + # Gprof (gnu profiler) + elseif line1 == 'Flat profile:' + && line2 == '' + && line3 =~ '^Each sample counts as .* seconds.$' + setl ft=gprof + + # Erlang terms + # (See also: http://www.gnu.org/software/emacs/manual/html_node/emacs/Choosing-Modes.html#Choosing-Modes) + elseif line1 =~? '-\*-.*erlang.*-\*-' + setl ft=erlang + + # YAML + elseif line1 =~ '^%YAML' + setl ft=yaml + + # MikroTik RouterOS script + elseif line1 =~ '^#.*by RouterOS.*$' + setl ft=routeros + + # Sed scripts + # #ncomment is allowed but most likely a false positive so require a space + # before any trailing comment text + elseif line1 =~ '^#n\%($\|\s\)' + setl ft=sed + + else + var lnum = 1 + while getline(lnum) =~ "^? " && lnum < line("$") + lnum += 1 + endwhile + if getline(lnum) =~ '^Index:\s\+\f\+$' + # CVS diff + setl ft=diff + + # locale input files: Formal Definitions of Cultural Conventions + # filename must be like en_US, fr_FR@euro or en_US.UTF-8 + elseif expand("%") =~ '\a\a_\a\a\($\|[.@]\)\|i18n$\|POSIX$\|translit_' + lnum = 1 + while lnum < 100 && lnum < line("$") + if getline(lnum) =~ '^LC_\(IDENTIFICATION\|CTYPE\|COLLATE\|MONETARY\|NUMERIC\|TIME\|MESSAGES\|PAPER\|TELEPHONE\|MEASUREMENT\|NAME\|ADDRESS\)$' + setf fdcc + break + endif + lnum += 1 + endwhile + endif + endif +enddef |