Add erlang support

1 files changed, 126 insertions, 0 deletions

diff --git a/syntax/erlang.vim b/syntax/erlang.vim
new file mode 100644
index 00000000..4b683edc
--- /dev/null
+++ b/syntax/erlang.vim
@@ -0,0 +1,126 @@
+" Vim syntax file
+" Language:     Erlang
+" Author:       Oscar Hellström <oscar@oscarh.net> (http://oscar.hellstrom.st)
+" Contributors: Ricardo Catalinas Jiménez <jimenezrick@gmail.com>
+" License:      Vim license
+" Version:      2012/05/07
+
+if exists("b:current_syntax")
+	finish
+else
+	let b:current_syntax = "erlang"
+endif
+
+if !exists("g:erlang_highlight_bif")
+	let g:erlang_highlight_bif = 1
+endif
+
+" Erlang is case sensitive
+syn case match
+
+" Match groups
+syn match erlangStringModifier               /\\./ contained
+syn match erlangStringModifier               /\~\%(-\?[0-9*]\+\)\?\%(\.[0-9*]*\%(\..\?t\?\)\?\)\?\%(\~\|c\|f\|e\|g\|s\|w\|p\|W\|P\|B\|X\|#\|b\|x\|+\|n\|i\)/ contained
+syn match erlangModifier                     /\$\\\?./
+
+syn match erlangInteger                      /\<\%([0-9]\+#[0-9a-fA-F]\+\|[0-9]\+\)\>/
+syn match erlangFloat                        /\<[0-9]\+\.[0-9]\+\%(e-\?[0-9]\+\)\?\>/
+
+syn keyword erlangTodo                       TODO FIXME XXX contained
+syn match   erlangComment                    /%.*$/ contains=@Spell,erlangTodo,erlangAnnotation
+syn match   erlangAnnotation                 /\%(%\s\)\@<=@\%(author\|clear\|copyright\|deprecated\|doc\|docfile\|end\|equiv\|headerfile\|hidden\|private\|reference\|see\|since\|spec\|throws\|title\|todo\|TODO\|type\|version\)/ contained
+syn match   erlangAnnotation                 /`[^']\+'/ contained
+
+syn keyword erlangKeyword                    band bor bnot bsl bsr bxor div rem xor
+syn keyword erlangKeyword                    try catch begin receive after cond fun let query
+
+syn keyword erlangConditional                case if of end
+syn keyword erlangConditional                not and or andalso orelse
+syn keyword erlangConditional                when
+
+syn keyword erlangBoolean                    true false
+
+syn keyword erlangGuard                      is_list is_alive is_atom is_binary is_bitstring is_boolean is_tuple is_number is_integer is_float is_function is_constant is_pid is_port is_reference is_record is_process_alive
+
+syn match   erlangOperator                   /\/\|*\|+\|-\|++\|--/
+syn match   erlangOperator                   /->\|<-\|||\||\|!\|=/
+syn match   erlangOperator                   /=:=\|==\|\/=\|=\/=\|<\|>\|=<\|>=/
+syn keyword erlangOperator                   div rem
+
+syn region erlangString                      start=/"/ end=/"/ skip=/\\/ contains=@Spell,erlangStringModifier
+
+syn match erlangVariable                     /\<[A-Z_]\w*\>/
+syn match erlangAtom                         /\%(\%(^-\)\|#\)\@<!\<[a-z][A-Za-z0-9_]*\>\%(\s*[(:]\)\@!/
+syn match erlangAtom                         /\\\@<!'[^']*\\\@<!'/
+
+syn match erlangRecord                       /#\w\+/
+
+syn match erlangTuple                        /{\|}/
+syn match erlangList                         /\[\|\]/
+
+syn match erlangAttribute                    /^-\%(vsn\|author\|copyright\|compile\|deprecated\|module\|export\|import\|behaviour\|behavior\|export_type\|ignore_xref\|on_load\|mode\)\s*(\@=/
+syn match erlangInclude                      /^-include\%(_lib\)\?\s*(\@=/
+syn match erlangRecordDef                    /^-record\s*(\@=/
+syn match erlangDefine                       /^-\%(define\|undef\)\s*(\@=/
+syn match erlangPreCondit                    /^-\%(ifdef\|ifndef\|else\|endif\)\%(\s*(\@=\)\?/
+
+syn match erlangType                         /^-\%(spec\|type\|opaque\|callback\)[( ]\@=/
+
+syn match erlangMacro                        /\%(-define(\)\@<=\w\+/
+syn match erlangMacro                        /?\??\w\+/
+
+syn match erlangBitType                      /\%(\/\|-\)\@<=\%(bits\|bitstring\|binary\|integer\|float\|unit\)\>/
+syn match erlangBitSize                      /:\@<=[0-9]\+/
+
+syn match erlangBinary                       /<<\|>>/
+
+" BIFs
+syn match erlangBIF                          /\%([^:0-9A-Za-z_]\|\<erlang:\|^\)\@<=\%(abs\|apply\|atom_to_binary\|atom_to_list\|binary_part\|binary_to_atom\|binary_to_existing_atom\|binary_to_list\|binary_to_term\|bit_size\|bitstring_to_list\|byte_size\|check_process_code\|date\|delete_module\|demonitor\|disconnect_node\|element\|erase\|error\|exit\|float\|float_to_list\|garbage_collect\|get\|get_keys\|group_leader\|halt\|hd\|integer_to_list\|iolist_size\|iolist_to_binary\|is_alive\|is_atom\|is_binary\|is_bitstring\|is_boolean\|is_float\|is_function\|is_integer\|is_list\|is_number\|is_pid\|is_port\|is_process_alive\|is_record\|is_reference\|is_tuple\|length\|link\|list_to_atom\|list_to_binary\|list_to_bitstring\|list_to_existing_atom\|list_to_float\|list_to_integer\|list_to_pid\|list_to_tuple\|load_module\|make_ref\|max\|min\|module_loaded\|monitor\|monitor_node\|node\|nodes\|now\|open_port\|pid_to_list\|port_close\|port_command\|port_connect\|port_control\|pre_loaded\|processes\|process_flag\|process_info\|purge_module\|put\|register\|registered\|round\|self\|setelement\|size\|spawn\|spawn_link\|spawn_monitor\|spawn_opt\|split_binary\|statistics\|term_to_binary\|throw\|time\|tl\|trunc\|tuple_size\|tuple_to_list\|unlink\|unregister\|whereis\)\%((\|\/[0-9]\)\@=/
+syn match erlangBIF                          /\%(\<erlang:\)\@<=\%(append_element\|bump_reductions\|cancel_timer\|decode_packet\|display\|function_exported\|fun_info\|fun_to_list\|get_cookie\|get_stacktrace\|hash\|is_builtin\|loaded\|load_nif\|localtime\|localtime_to_universaltime\|make_tuple\|memory\|monitor_node\|phash\|port_call\|port_info\|ports\|port_to_list\|process_display\|read_timer\|ref_to_list\|resume_process\|send\|send_after\|send_nosuspend\|set_cookie\|start_timer\|suspend_process\|system_flag\|system_info\|system_monitor\|system_profile\|trace\|trace_delivered\|trace_info\|trace_pattern\|universaltime\|universaltime_to_localtime\|yield\)(\@=/
+syn match erlangGBIF                         /\<erlang\%(:\w\)\@=/
+
+" Link Erlang stuff to Vim groups
+hi def link erlangTodo           Todo
+hi def link erlangString         String
+hi def link erlangNoSpellString  String
+hi def link erlangModifier       SpecialChar
+hi def link erlangStringModifier SpecialChar
+hi def link erlangComment        Comment
+hi def link erlangAnnotation     Special
+hi def link erlangVariable       Identifier
+hi def link erlangInclude        Include
+hi def link erlangRecordDef      Keyword
+hi def link erlangAttribute      Keyword
+hi def link erlangKeyword        Keyword
+hi def link erlangMacro          Macro
+hi def link erlangDefine         Define
+hi def link erlangPreCondit      PreCondit
+hi def link erlangPreProc        PreProc
+hi def link erlangDelimiter      Delimiter
+hi def link erlangBitDelimiter   Normal
+hi def link erlangOperator       Operator
+hi def link erlangConditional    Conditional
+hi def link erlangGuard          Conditional
+hi def link erlangBoolean        Boolean
+hi def link erlangAtom           Constant
+hi def link erlangRecord         Structure
+hi def link erlangInteger        Number
+hi def link erlangFloat          Number
+hi def link erlangFloat          Number
+hi def link erlangFloat          Number
+hi def link erlangFloat          Number
+hi def link erlangHex            Number
+hi def link erlangFun            Keyword
+hi def link erlangList           Delimiter
+hi def link erlangTuple          Delimiter
+hi def link erlangBinary         Keyword
+hi def link erlangBitVariable    Identifier
+hi def link erlangBitType        Type
+hi def link erlangType           Type
+hi def link erlangBitSize        Number
+
+" Optional highlighting
+if g:erlang_highlight_bif
+	hi def link erlangBIF    Keyword
+	hi def link erlangGBIF   Keyword
+endif