" Vim syntax file
"
" Language: Logtalk
" Maintainer: Paulo Moura <pmoura@logtalk.org>
" Last Change: February 24, 2006
" Quit when a syntax file was already loaded:
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
" Logtalk is case sensitive:
syn case match
" Logtalk variables
syn match logtalkVariable "\<\(\u\|_\)\(\w\)*\>"
" Logtalk clause functor
syn match logtalkOperator ":-"
" Logtalk quoted atoms and strings
syn region logtalkString start=+"+ skip=+\\"+ end=+"+
syn region logtalkAtom start=+'+ skip=+\\'+ end=+'+
" Logtalk message sending operators
syn match logtalkOperator "::"
syn match logtalkOperator "\^\^"
" Logtalk external call
syn region logtalkExtCall matchgroup=logtalkExtCallTag start="{" matchgroup=logtalkExtCallTag end="}" contains=ALL
" Logtalk opening entity directives
syn region logtalkOpenEntityDir matchgroup=logtalkOpenEntityDirTag start=":- object(" matchgroup=logtalkOpenEntityDirTag end=")\." contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkEntityRel
syn region logtalkOpenEntityDir matchgroup=logtalkOpenEntityDirTag start=":- protocol(" matchgroup=logtalkOpenEntityDirTag end=")\." contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkEntityRel
syn region logtalkOpenEntityDir matchgroup=logtalkOpenEntityDirTag start=":- category(" matchgroup=logtalkOpenEntityDirTag end=")\." contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator,logtalkEntityRel
" Logtalk closing entity directives
syn match logtalkCloseEntityDir ":- end_object\."
syn match logtalkCloseEntityDir ":- end_protocol\."
syn match logtalkCloseEntityDir ":- end_category\."
" Logtalk entity relations
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="instantiates(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="specializes(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="extends(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="imports(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator contained
syn region logtalkEntityRel matchgroup=logtalkEntityRelTag start="implements(" matchgroup=logtalkEntityRelTag end=")" contains=logtalkEntity,logtalkVariable,logtalkNumber,logtalkOperator contained
" Logtalk directives
syn region logtalkDir matchgroup=logtalkDirTag start=":- alias(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- encoding(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- initialization(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- info(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- mode(" matchgroup=logtalkDirTag end=")\." contains=logtalkOperator, logtalkAtom
syn region logtalkDir matchgroup=logtalkDirTag start=":- dynamic(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn match logtalkDirTag ":- dynamic\."
syn region logtalkDir matchgroup=logtalkDirTag start=":- discontiguous(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- multifile(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- public(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- protected(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- private(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- metapredicate(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- op(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- calls(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- uses(" matchgroup=logtalkDirTag end=")\." contains=ALL
" Module directives
syn region logtalkDir matchgroup=logtalkDirTag start=":- module(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- export(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- meta_predicate(" matchgroup=logtalkDirTag end=")\." contains=ALL
syn region logtalkDir matchgroup=logtalkDirTag start=":- use_module(" matchgroup=logtalkDirTag end=")\." contains=ALL
" Logtalk built-in predicates
syn match logtalkBuiltIn "\<\(abolish\|c\(reate\|urrent\)\)_\(object\|protocol\|category\)\ze("
syn match logtalkBuiltIn "\<\(object\|protocol\|category\)_property\ze("
syn match logtalkBuiltIn "\<extends_\(object\|protocol\)\ze("
syn match logtalkBuiltIn "\<imp\(orts_category\|lements_protocol\)\ze("
syn match logtalkBuiltIn "\<\(instantiates\|specializes\)_class\ze("
syn match logtalkBuiltIn "\<\(abolish\|define\)_events\ze("
syn match logtalkBuiltIn "\<current_event\ze("
syn match logtalkBuiltIn "\<\(current\|set\)_logtalk_flag\ze("
syn match logtalkBuiltIn "\<logtalk_\(compile\|l\(ibrary_path\|oad\)\)\ze("
syn match logtalkBuiltIn "\<\(for\|retract\)all\ze("
" Logtalk built-in methods
syn match logtalkBuiltInMethod "\<parameter\ze("
syn match logtalkBuiltInMethod "\<se\(lf\|nder\)\ze("
syn match logtalkBuiltInMethod "\<this\ze("
syn match logtalkBuiltInMethod "\<current_predicate\ze("
syn match logtalkBuiltInMethod "\<predicate_property\ze("
syn match logtalkBuiltInMethod "\<a\(bolish\|ssert\(a\|z\)\)\ze("
syn match logtalkBuiltInMethod "\<clause\ze("
syn match logtalkBuiltInMethod "\<retract\(all\)\?\ze("
syn match logtalkBuiltInMethod "\<\(bag\|set\)of\ze("
syn match logtalkBuiltInMethod "\<f\(ind\|or\)all\ze("
syn match logtalkBuiltInMethod "\<before\ze("
syn match logtalkBuiltInMethod "\<after\ze("
syn match logtalkBuiltInMethod "\<expand_term\ze("
syn match logtalkBuiltInMethod "\<term_expansion\ze("
syn match logtalkBuiltInMethod "\<phrase\ze("
" Mode operators
syn match logtalkOperator "?"
syn match logtalkOperator "@"
" Control constructs
syn match logtalkKeyword "\<true\>"
syn match logtalkKeyword "\<fail\>"
syn match logtalkKeyword "\<ca\(ll\|tch\)\ze("
syn match logtalkOperator "!"
" syn match logtalkOperator ","
syn match logtalkOperator ";"
syn match logtalkOperator "-->"
syn match logtalkOperator "->"
syn match logtalkKeyword "\<throw\ze("
" Term unification
syn match logtalkOperator "="
syn match logtalkKeyword "\<unify_with_occurs_check\ze("
syn match logtalkOperator "\\="
" Term testing
syn match logtalkKeyword "\<var\ze("
syn match logtalkKeyword "\<atom\(ic\)\?\ze("
syn match logtalkKeyword "\<integer\ze("
syn match logtalkKeyword "\<float\ze("
syn match logtalkKeyword "\<compound\ze("
syn match logtalkKeyword "\<n\(onvar\|umber\)\ze("
" Term comparison
syn match logtalkOperator "@=<"
syn match logtalkOperator "=="
syn match logtalkOperator "\\=="
syn match logtalkOperator "@<"
syn match logtalkOperator "@>"
syn match logtalkOperator "@>="
" Term creation and decomposition
syn match logtalkKeyword "\<functor\ze("
syn match logtalkKeyword "\<arg\ze("
syn match logtalkOperator "=\.\."
syn match logtalkKeyword "\<copy_term\ze("
" Arithemtic evaluation
syn match logtalkOperator "\<is\>"
" Arithemtic comparison
syn match logtalkOperator "=:="
syn match logtalkOperator "=\\="
syn match logtalkOperator "<"
syn match logtalkOperator "=<"
syn match logtalkOperator ">"
syn match logtalkOperator ">="
" Stream selection and control
syn match logtalkKeyword "\<\(current\|set\)_\(in\|out\)put\ze("
syn match logtalkKeyword "\<open\ze("
syn match logtalkKeyword "\<close\ze("
syn match logtalkKeyword "\<flush_output\ze("
syn match logtalkKeyword "\<flush_output\>"
syn match logtalkKeyword "\<stream_property\ze("
syn match logtalkKeyword "\<at_end_of_stream\ze("
syn match logtalkKeyword "\<at_end_of_stream\>"
syn match logtalkKeyword "\<set_stream_position\ze("
" Character and byte input/output
syn match logtalkKeyword "\<\(get\|p\(eek\|ut\)\)_\(c\(har\|ode\)\|byte\)\ze("
syn match logtalkKeyword "\<nl\ze("
syn match logtalkKeyword "\<nl\>"
" Term input/output
syn match logtalkKeyword "\<read\(_term\)\?\ze("
syn match logtalkKeyword "\<write\(q\|_\(canonical\|term\)\)\?\ze("
syn match logtalkKeyword "\<\(current_\)\?op\ze("
syn match logtalkKeyword "\<\(current\)\?char_conversion\ze("
" Logic and control
syn match logtalkOperator "\\+"
syn match logtalkKeyword "\<once\ze("
syn match logtalkKeyword "\<repeat\>"
" Atomic term processing
syn match logtalkKeyword "\<atom_\(length\|c\(hars\|o\(ncat\|des\)\)\)\ze("
syn match logtalkKeyword "\<sub_atom\ze("
syn match logtalkKeyword "\<char_code\ze("
syn match logtalkKeyword "\<number_\(c\(hars\|odes\)\)\ze("
" Implementation defined hooks functions
syn match logtalkKeyword "\<\(current\|set\)_prolog_flag\ze("
syn match logtalkKeyword "\<halt\ze("
syn match logtalkKeyword "\<halt\>"
" Evaluable functors
syn match logtalkOperator "+"
syn match logtalkOperator "-"
syn match logtalkOperator "\*"
syn match logtalkOperator "//"
syn match logtalkOperator "/"
syn match logtalkKeyword "\<r\(ound\|em\)\ze("
syn match logtalkKeyword "\<rem\>"
syn match logtalkKeyword "\<mod\ze("
syn match logtalkKeyword "\<mod\>"
syn match logtalkKeyword "\<abs\ze("
syn match logtalkKeyword "\<sign\ze("
syn match logtalkKeyword "\<flo\(or\|at\(_\(integer\|fractional\)_part\)\?\)\ze("
syn match logtalkKeyword "\<truncate\ze("
syn match logtalkKeyword "\<ceiling\ze("
" Other arithemtic functors
syn match logtalkOperator "\*\*"
syn match logtalkKeyword "\<s\(in\|qrt\)\ze("
syn match logtalkKeyword "\<cos\ze("
syn match logtalkKeyword "\<atan\ze("
syn match logtalkKeyword "\<exp\ze("
syn match logtalkKeyword "\<log\ze("
" Bitwise functors
syn match logtalkOperator ">>"
syn match logtalkOperator "<<"
syn match logtalkOperator "/\\"
syn match logtalkOperator "\\/"
syn match logtalkOperator "\\"
" Logtalk list operator
syn match logtalkOperator "|"
" Logtalk numbers
syn match logtalkNumber "\<\d\+\>"
syn match logtalkNumber "\<\d\+\.\d\+\>"
syn match logtalkNumber "\<\d\+[eE][-+]\=\d\+\>"
syn match logtalkNumber "\<\d\+\.\d\+[eE][-+]\=\d\+\>"
syn match logtalkNumber "\<0'.\>"
syn match logtalkNumber "\<0b[0-1]\+\>"
syn match logtalkNumber "\<0o\o\+\>"
syn match logtalkNumber "\<0x\x\+\>"
" Logtalk end-of-clause
syn match logtalkOperator "\."
" Logtalk comments
syn region logtalkBlockComment start="/\*" end="\*/" fold
syn match logtalkLineComment "%.*"
" Logtalk entity folding
syn region logtalkEntity transparent fold keepend start=":- object(" end=":- end_object\." contains=ALL
syn region logtalkEntity transparent fold keepend start=":- protocol(" end=":- end_protocol\." contains=ALL
syn region logtalkEntity transparent fold keepend start=":- category(" end=":- end_category\." contains=ALL
syn sync ccomment logtalkBlockComment maxlines=50
" Define the default highlighting.
" For version 5.7 and earlier: only when not done already
" For version 5.8 and later: only when an item doesn't have highlighting yet
if version >= 508 || !exists("did_logtalk_syn_inits")
if version < 508
let did_logtalk_syn_inits = 1
command -nargs=+ HiLink hi link <args>
else
command -nargs=+ HiLink hi def link <args>
endif
HiLink logtalkBlockComment Comment
HiLink logtalkLineComment Comment
HiLink logtalkOpenEntityDir Normal
HiLink logtalkOpenEntityDirTag PreProc
HiLink logtalkEntity Normal
HiLink logtalkEntityRel Normal
HiLink logtalkEntityRelTag PreProc
HiLink logtalkCloseEntityDir PreProc
HiLink logtalkDir Normal
HiLink logtalkDirTag PreProc
HiLink logtalkAtom String
HiLink logtalkString String
HiLink logtalkNumber Number
HiLink logtalkKeyword Keyword
HiLink logtalkBuiltIn Keyword
HiLink logtalkBuiltInMethod Keyword
HiLink logtalkOperator Operator
HiLink logtalkExtCall Normal
HiLink logtalkExtCallTag Operator
HiLink logtalkVariable Identifier
delcommand HiLink
endif
let b:current_syntax = "logtalk"
setlocal ts=4
setlocal fdm=syntax
setlocal fdc=2
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