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| -rw-r--r-- | runtime/syntax/erlang.vim | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/runtime/syntax/erlang.vim b/runtime/syntax/erlang.vim new file mode 100644 index 0000000..0b25619 --- /dev/null +++ b/runtime/syntax/erlang.vim @@ -0,0 +1,266 @@ +" Vim syntax file +" Language: Erlang (http://www.erlang.org) +" Maintainer: Csaba Hoch <csaba.hoch@gmail.com> +" Contributor: Adam Rutkowski <hq@mtod.org> +" Last Update: 2022-Sep-06 +" License: Vim license +" URL: https://github.com/vim-erlang/vim-erlang-runtime + +" Acknowledgements: This script was originally created by Kresimir Marzic [1]. +" The script was then revamped by Csaba Hoch [2]. During the revamp, the new +" highlighting style and some code was taken from the Erlang syntax script +" that is part of vimerl [3], created by Oscar Hellström [4] and improved by +" Ricardo Catalinas Jiménez [5]. + +" [1]: Kreąimir Marľić (Kresimir Marzic) <kmarzic@fly.srk.fer.hr> +" [2]: Csaba Hoch <csaba.hoch@gmail.com> +" [3]: https://github.com/jimenezrick/vimerl +" [4]: Oscar Hellström <oscar@oscarh.net> (http://oscar.hellstrom.st) +" [5]: Ricardo Catalinas Jiménez <jimenezrick@gmail.com> + +" Customization: +" +" To use the old highlighting style, add this to your .vimrc: +" +" let g:erlang_old_style_highlight = 1 +" +" To highlight further module attributes, add them to +" ~/.vim/after/syntax/erlang.vim: +" +" syn keyword erlangAttribute myattr1 myattr2 contained + +" quit when a syntax file was already loaded +if exists("b:current_syntax") + finish +endif + +let s:cpo_save = &cpo +set cpo&vim + +" Case sensitive +syn case match + +setlocal iskeyword+=$,@-@ + +" Comments +syn match erlangComment '%.*$' contains=erlangCommentAnnotation,erlangTodo +syn match erlangCommentAnnotation ' \@<=@\%(clear\|docfile\|end\|headerfile\|todo\|TODO\|type\|author\|copyright\|doc\|reference\|see\|since\|title\|version\|deprecated\|hidden\|param\|private\|equiv\|spec\|throws\)' contained +syn match erlangCommentAnnotation /`[^']*'/ contained +syn keyword erlangTodo TODO FIXME XXX contained + +" Numbers (minimum base is 2, maximum is 36.) +syn match erlangNumberInteger '\<\d\+\>' +syn match erlangNumberInteger '\<\%([2-9]\|[12]\d\|3[0-6]\)\+#[[:alnum:]]\+\>' +syn match erlangNumberFloat '\<\d\+\.\d\+\%([eE][+-]\=\d\+\)\=\>' + +" Strings, atoms, characters +syn region erlangString start=/"/ end=/"/ contains=erlangStringModifier +syn region erlangQuotedAtom start=/'/ end=/'/ contains=erlangQuotedAtomModifier +syn match erlangStringModifier '\\\%(\o\{1,3}\|x\x\x\|x{\x\+}\|\^.\|.\)\|\~\%([ni~]\|\%(-\=\d\+\|\*\)\=\.\=\%(\*\|\d\+\)\=\%(\..\)\=[tl]*[cfegswpWPBX#bx+]\)' contained +syn match erlangQuotedAtomModifier '\\\%(\o\{1,3}\|x\x\x\|x{\x\+}\|\^.\|.\)' contained +syn match erlangModifier '\$\%([^\\]\|\\\%(\o\{1,3}\|x\x\x\|x{\x\+}\|\^.\|.\)\)' + +" Operators, separators +syn match erlangOperator '==\|=:=\|/=\|=/=\|<\|=<\|>\|>=\|=>\|:=\|?=\|++\|--\|=\|!\|<-\|+\|-\|\*\|\/' +syn match erlangEqualsBinary '=<<\%(<\)\@!' +syn keyword erlangOperator div rem or xor bor bxor bsl bsr and band not bnot andalso orelse +syn match erlangBracket '{\|}\|\[\|]\||\|||' +syn match erlangPipe '|' +syn match erlangRightArrow '->' + +" Atoms, function calls (order is important) +syn match erlangAtom '\<\l[[:alnum:]_@]*' contains=erlangBoolean +syn keyword erlangBoolean true false contained +syn match erlangLocalFuncCall '\<\a[[:alnum:]_@]*\>\%(\%(\s\|\n\|%.*\n\)*(\)\@=' contains=erlangBIF +syn match erlangLocalFuncRef '\<\a[[:alnum:]_@]*\>\%(\%(\s\|\n\|%.*\n\)*/\)\@=' +syn match erlangGlobalFuncCall '\<\%(\a[[:alnum:]_@]*\%(\s\|\n\|%.*\n\)*\.\%(\s\|\n\|%.*\n\)*\)*\a[[:alnum:]_@]*\%(\s\|\n\|%.*\n\)*:\%(\s\|\n\|%.*\n\)*\a[[:alnum:]_@]*\>\%(\%(\s\|\n\|%.*\n\)*(\)\@=' contains=erlangComment,erlangVariable +syn match erlangGlobalFuncRef '\<\%(\a[[:alnum:]_@]*\%(\s\|\n\|%.*\n\)*\.\%(\s\|\n\|%.*\n\)*\)*\a[[:alnum:]_@]*\%(\s\|\n\|%.*\n\)*:\%(\s\|\n\|%.*\n\)*\a[[:alnum:]_@]*\>\%(\%(\s\|\n\|%.*\n\)*/\)\@=' contains=erlangComment,erlangVariable + +" Variables, macros, records, maps +syn match erlangVariable '\<[A-Z][[:alnum:]_@]*' +syn match erlangAnonymousVariable '\<_[[:alnum:]_@]*' +syn match erlangMacro '??\=[[:alnum:]_@]\+' +syn match erlangMacro '\%(-define(\)\@<=[[:alnum:]_@]\+' +syn region erlangQuotedMacro start=/??\=\s*'/ end=/'/ contains=erlangQuotedAtomModifier +syn match erlangMap '#' +syn match erlangRecord '#\s*\l[[:alnum:]_@]*' +syn region erlangQuotedRecord start=/#\s*'/ end=/'/ contains=erlangQuotedAtomModifier + +" Shebang (this line has to be after the ErlangMap) +syn match erlangShebang '^#!.*' + +" Bitstrings +syn match erlangBitType '\%(\/\%(\s\|\n\|%.*\n\)*\)\@<=\%(integer\|float\|binary\|bytes\|bitstring\|bits\|binary\|utf8\|utf16\|utf32\|signed\|unsigned\|big\|little\|native\|unit\)\%(\%(\s\|\n\|%.*\n\)*-\%(\s\|\n\|%.*\n\)*\%(integer\|float\|binary\|bytes\|bitstring\|bits\|binary\|utf8\|utf16\|utf32\|signed\|unsigned\|big\|little\|native\|unit\)\)*' contains=erlangComment + +" Constants and Directives +syn match erlangUnknownAttribute '^\s*-\%(\s\|\n\|%.*\n\)*\l[[:alnum:]_@]*' contains=erlangComment +syn match erlangAttribute '^\s*-\%(\s\|\n\|%.*\n\)*\%(behaviou\=r\|compile\|export\(_type\)\=\|file\|import\|module\|author\|copyright\|doc\|vsn\|on_load\|optional_callbacks\|feature\)\>' contains=erlangComment +syn match erlangInclude '^\s*-\%(\s\|\n\|%.*\n\)*\%(include\|include_lib\)\>' contains=erlangComment +syn match erlangRecordDef '^\s*-\%(\s\|\n\|%.*\n\)*record\>' contains=erlangComment +syn match erlangDefine '^\s*-\%(\s\|\n\|%.*\n\)*\%(define\|undef\)\>' contains=erlangComment +syn match erlangPreCondit '^\s*-\%(\s\|\n\|%.*\n\)*\%(ifdef\|ifndef\|else\|endif\)\>' contains=erlangComment +syn match erlangType '^\s*-\%(\s\|\n\|%.*\n\)*\%(spec\|type\|opaque\|callback\)\>' contains=erlangComment + +" Keywords +syn keyword erlangKeyword after begin case catch cond end fun if let of else +syn keyword erlangKeyword receive when try maybe + +" Build-in-functions (BIFs) +syn keyword erlangBIF abs alive apply atom_to_binary atom_to_list contained +syn keyword erlangBIF binary_part binary_to_atom contained +syn keyword erlangBIF binary_to_existing_atom binary_to_float contained +syn keyword erlangBIF binary_to_integer bitstring_to_list contained +syn keyword erlangBIF binary_to_list binary_to_term bit_size contained +syn keyword erlangBIF byte_size check_old_code check_process_code contained +syn keyword erlangBIF concat_binary date delete_module demonitor contained +syn keyword erlangBIF disconnect_node element erase error exit contained +syn keyword erlangBIF float float_to_binary float_to_list contained +syn keyword erlangBIF garbage_collect get get_keys group_leader contained +syn keyword erlangBIF halt hd integer_to_binary integer_to_list contained +syn keyword erlangBIF iolist_to_binary iolist_size is_alive contained +syn keyword erlangBIF is_atom is_binary is_bitstring is_boolean contained +syn keyword erlangBIF is_float is_function is_integer is_list is_map is_map_key contained +syn keyword erlangBIF is_number is_pid is_port is_process_alive contained +syn keyword erlangBIF is_record is_reference is_tuple length link contained +syn keyword erlangBIF list_to_atom list_to_binary contained +syn keyword erlangBIF list_to_bitstring list_to_existing_atom contained +syn keyword erlangBIF list_to_float list_to_integer list_to_pid contained +syn keyword erlangBIF list_to_tuple load_module make_ref map_size max contained +syn keyword erlangBIF min module_loaded monitor monitor_node node contained +syn keyword erlangBIF nodes now open_port pid_to_list port_close contained +syn keyword erlangBIF port_command port_connect pre_loaded contained +syn keyword erlangBIF process_flag process_flag process_info contained +syn keyword erlangBIF process purge_module put register registered contained +syn keyword erlangBIF round self setelement size spawn spawn_link contained +syn keyword erlangBIF spawn_monitor spawn_opt split_binary contained +syn keyword erlangBIF statistics term_to_binary throw time tl contained +syn keyword erlangBIF trunc tuple_size tuple_to_list unlink contained +syn keyword erlangBIF unregister whereis contained + +" Sync at the beginning of functions: if this is not used, multiline string +" are not always recognized, and the indentation script cannot use the +" "searchpair" (because it would not always skip strings and comments when +" looking for keywords and opening parens/brackets). +syn sync match erlangSync grouphere NONE "^[a-z]\s*(" +let b:erlang_syntax_synced = 1 + +" Define the default highlighting. See ":help group-name" for the groups and +" their colors. + +let s:old_style = (exists("g:erlang_old_style_highlight") && + \g:erlang_old_style_highlight == 1) + + +" Comments +hi def link erlangComment Comment +hi def link erlangCommentAnnotation Special +hi def link erlangTodo Todo +hi def link erlangShebang Comment + +" Numbers +hi def link erlangNumberInteger Number +hi def link erlangNumberFloat Float + +" Strings, atoms, characters +hi def link erlangString String + +if s:old_style +hi def link erlangQuotedAtom Type +else +hi def link erlangQuotedAtom String +endif + +hi def link erlangStringModifier Special +hi def link erlangQuotedAtomModifier Special +hi def link erlangModifier Special + +" Operators, separators +hi def link erlangOperator Operator +hi def link erlangEqualsBinary ErrorMsg +hi def link erlangRightArrow Operator +if s:old_style +hi def link erlangBracket Normal +hi def link erlangPipe Normal +else +hi def link erlangBracket Delimiter +hi def link erlangPipe Delimiter +endif + +" Atoms, functions, variables, macros +if s:old_style +hi def link erlangAtom Normal +hi def link erlangLocalFuncCall Normal +hi def link erlangLocalFuncRef Normal +hi def link erlangGlobalFuncCall Function +hi def link erlangGlobalFuncRef Function +hi def link erlangVariable Normal +hi def link erlangAnonymousVariable erlangVariable +hi def link erlangMacro Normal +hi def link erlangQuotedMacro Normal +hi def link erlangRecord Normal +hi def link erlangQuotedRecord Normal +hi def link erlangMap Normal +else +hi def link erlangAtom String +hi def link erlangLocalFuncCall Normal +hi def link erlangLocalFuncRef Normal +hi def link erlangGlobalFuncCall Normal +hi def link erlangGlobalFuncRef Normal +hi def link erlangVariable Identifier +hi def link erlangAnonymousVariable erlangVariable +hi def link erlangMacro Macro +hi def link erlangQuotedMacro Macro +hi def link erlangRecord Structure +hi def link erlangQuotedRecord Structure +hi def link erlangMap Structure +endif + +" Bitstrings +if !s:old_style +hi def link erlangBitType Type +endif + +" Constants and Directives +if s:old_style +hi def link erlangAttribute Type +hi def link erlangMacroDef Type +hi def link erlangUnknownAttribute Normal +hi def link erlangInclude Type +hi def link erlangRecordDef Type +hi def link erlangDefine Type +hi def link erlangPreCondit Type +hi def link erlangType Type +else +hi def link erlangAttribute Keyword +hi def link erlangMacroDef Macro +hi def link erlangUnknownAttribute Normal +hi def link erlangInclude Include +hi def link erlangRecordDef Keyword +hi def link erlangDefine Define +hi def link erlangPreCondit PreCondit +hi def link erlangType Type +endif + +" Keywords +hi def link erlangKeyword Keyword + +" Build-in-functions (BIFs) +hi def link erlangBIF Function + +if s:old_style +hi def link erlangBoolean Statement +hi def link erlangExtra Statement +hi def link erlangSignal Statement +else +hi def link erlangBoolean Boolean +hi def link erlangExtra Statement +hi def link erlangSignal Statement +endif + + +let b:current_syntax = "erlang" + +let &cpo = s:cpo_save +unlet s:cpo_save + +" vim: sw=2 et |