" Vim syntax file
" Language: readline(3) configuration file
" Maintainer: Nikolai Weibull <[email protected]>
" Latest Revision: 2012-04-25
" readline_has_bash - if defined add support for bash specific
" settings/functions

if exists('b:current_syntax')
finish
endif

let s:cpo_save = &cpo
set cpo&vim

setlocal iskeyword+=-

syn match readlineKey contained
\ '\S'
\ nextgroup=readlineKeyTerminator

syn match readlineBegin display '^'
\ nextgroup=readlineComment,
\ readlineConditional,
\ readlineInclude,
\ readlineKeyName,
\ readlineKey,
\ readlineKeySeq,
\ readlineKeyword
\ skipwhite

syn region readlineComment contained display oneline
\ start='#'
\ end='$'
\ contains=readlineTodo,
\ @Spell

syn keyword readlineTodo contained
\ TODO
\ FIXME
\ XXX
\ NOTE

syn match readlineConditional contained
\ '$if\>'
\ nextgroup=readlineTest,
\ readlineTestApp
\ skipwhite

syn keyword readlineTest contained
\ mode
\ nextgroup=readlineTestModeEq

syn match readlineTestModeEq contained
\ '='
\ nextgroup=readlineEditingMode

syn keyword readlineTest contained
\ term
\ nextgroup=readlineTestTermEq

syn match readlineTestTermEq contained
\ '='
\ nextgroup=readlineTestTerm

syn match readlineTestTerm contained
\ '\S\+'

syn match readlineTestApp contained
\ '\S\+'

syn match readlineConditional contained display
\ '$\%(else\|endif\)\>'

syn match readlineInclude contained display
\ '$include\>'
\ nextgroup=readlinePath

syn match readlinePath contained display
\ '.\+'

syn case ignore
syn match readlineKeyName contained display
\ nextgroup=readlineKeySeparator,
\ readlineKeyTerminator
\ '\%(Control\|Del\|Esc\|Escape\|LFD\|Meta\|Newline\|Ret\|Return\|Rubout\|Space\|Spc\|Tab\)'
syn case match

syn match readlineKeySeparator contained
\ '-'
\ nextgroup=readlineKeyName,
\ readlineKey

syn match readlineKeyTerminator contained
\ ':'
\ nextgroup=readlineFunction
\ skipwhite

syn region readlineKeySeq contained display oneline
\ start=+"+
\ skip=+\\\\\|\\"+
\ end=+"+
\ contains=readlineKeyEscape
\ nextgroup=readlineKeyTerminator

syn match readlineKeyEscape contained display
\ +\\\([CM]-\|[e\\"'abdfnrtv]\|\o\{3}\|x\x\{2}\)+

syn keyword readlineKeyword contained
\ set
\ nextgroup=readlineVariable
\ skipwhite

syn keyword readlineVariable contained
\ nextgroup=readlineBellStyle
\ skipwhite
\ bell-style

syn keyword readlineVariable contained
\ nextgroup=readlineBoolean
\ skipwhite
\ bind-tty-special-chars
\ completion-ignore-case
\ completion-map-case
\ convert-meta
\ disable-completion
\ echo-control-characters
\ enable-keypad
\ enable-meta-key
\ expand-tilde
\ history-preserve-point
\ horizontal-scroll-mode
\ input-meta
\ meta-flag
\ mark-directories
\ mark-modified-lines
\ mark-symlinked-directories
\ match-hidden-files
\ menu-complete-display-prefix
\ output-meta
\ page-completions
\ print-completions-horizontally
\ revert-all-at-newline
\ show-all-if-ambiguous
\ show-all-if-unmodified
\ skip-completed-text
\ visible-stats

syn keyword readlineVariable contained
\ nextgroup=readlineString
\ skipwhite
\ comment-begin
\ isearch-terminators

syn keyword readlineVariable contained
\ nextgroup=readlineNumber
\ skipwhite
\ completion-display-width
\ completion-prefix-display-length
\ completion-query-items
\ history-size

syn keyword readlineVariable contained
\ nextgroup=readlineEditingMode
\ skipwhite
\ editing-mode

syn keyword readlineVariable contained
\ nextgroup=readlineKeymap
\ skipwhite
\ keymap

syn keyword readlineBellStyle contained
\ audible
\ visible
\ none

syn case ignore
syn keyword readlineBoolean contained
\ on
\ off
syn case match

syn region readlineString contained display oneline
\ matchgroup=readlineStringDelimiter
\ start=+"+
\ skip=+\\\\\|\\"+
\ end=+"+

syn match readlineNumber contained display
\ '[+-]\d\+\>'

syn keyword readlineEditingMode contained
\ emacs
\ vi

syn match readlineKeymap contained display
\ 'emacs\%(-\%(standard\|meta\|ctlx\)\)\=\|vi\%(-\%(move\|command\|insert\)\)\='

syn keyword readlineFunction contained
\ beginning-of-line
\ end-of-line
\ forward-char
\ backward-char
\ forward-word
\ backward-word
\ clear-screen
\ redraw-current-line
\
\ accept-line
\ previous-history
\ next-history
\ beginning-of-history
\ end-of-history
\ reverse-search-history
\ forward-search-history
\ non-incremental-reverse-search-history
\ non-incremental-forward-search-history
\ history-search-forward
\ history-search-backward
\ yank-nth-arg
\ yank-last-arg
\
\ delete-char
\ backward-delete-char
\ forward-backward-delete-char
\ quoted-insert
\ tab-insert
\ self-insert
\ transpose-chars
\ transpose-words
\ upcase-word
\ downcase-word
\ capitalize-word
\ overwrite-mode
\
\ kill-line
\ backward-kill-line
\ unix-line-discard
\ kill-whole-line
\ kill-word
\ backward-kill-word
\ unix-word-rubout
\ unix-filename-rubout
\ delete-horizontal-space
\ kill-region
\ copy-region-as-kill
\ copy-backward-word
\ copy-forward-word
\ yank
\ yank-pop
\
\ digit-argument
\ universal-argument
\
\ complete
\ possible-completions
\ insert-completions
\ menu-complete
\ menu-complete-backward
\ delete-char-or-list
\
\ start-kbd-macro
\ end-kbd-macro
\ call-last-kbd-macro
\
\ re-read-init-file
\ abort
\ do-uppercase-version
\ prefix-meta
\ undo
\ revert-line
\ tilde-expand
\ set-mark
\ exchange-point-and-mark
\ character-search
\ character-search-backward
\ skip-csi-sequence
\ insert-comment
\ dump-functions
\ dump-variables
\ dump-macros
\ emacs-editing-mode
\ vi-editing-mode
\
\ vi-eof-maybe
\ vi-movement-mode
\ vi-undo
\ vi-match
\ vi-tilde-expand
\ vi-complete
\ vi-char-search
\ vi-redo
\ vi-search
\ vi-arg-digit
\ vi-append-eol
\ vi-prev-word
\ vi-change-to
\ vi-delete-to
\ vi-end-word
\ vi-char-search
\ vi-fetch-history
\ vi-insert-beg
\ vi-search-again
\ vi-put
\ vi-replace
\ vi-subst
\ vi-char-search
\ vi-next-word
\ vi-yank-to
\ vi-first-print
\ vi-yank-arg
\ vi-goto-mark
\ vi-append-mode
\ vi-prev-word
\ vi-change-to
\ vi-delete-to
\ vi-end-word
\ vi-char-search
\ vi-insert-mode
\ vi-set-mark
\ vi-search-again
\ vi-put
\ vi-change-char
\ vi-subst
\ vi-char-search
\ vi-undo
\ vi-next-word
\ vi-delete
\ vi-yank-to
\ vi-column
\ vi-change-case

if exists("readline_has_bash")
syn keyword readlineFunction contained
\ shell-expand-line
\ history-expand-line
\ magic-space
\ alias-expand-line
\ history-and-alias-expand-line
\ insert-last-argument
\ operate-and-get-next
\ forward-backward-delete-char
\ delete-char-or-list
\ complete-filename
\ possible-filename-completions
\ complete-username
\ possible-username-completions
\ complete-variable
\ possible-variable-completions
\ complete-hostname
\ possible-hostname-completions
\ complete-command
\ possible-command-completions
\ dynamic-complete-history
\ complete-into-braces
\ glob-expand-word
\ glob-list-expansions
\ display-shell-version
\ glob-complete-word
\ edit-and-execute-command
endif

hi def link readlineKey readlineKeySeq
hi def link readlineComment Comment
hi def link readlineTodo Todo
hi def link readlineConditional Conditional
hi def link readlineTest Type
hi def link readlineDelimiter Delimiter
hi def link readlineTestModeEq readlineEq
hi def link readlineTestTermEq readlineEq
hi def link readlineTestTerm readlineString
hi def link readlineTestAppEq readlineEq
hi def link readlineTestApp readlineString
hi def link readlineInclude Include
hi def link readlinePath String
hi def link readlineKeyName SpecialChar
hi def link readlineKeySeparator readlineKeySeq
hi def link readlineKeyTerminator readlineDelimiter
hi def link readlineKeySeq String
hi def link readlineKeyEscape SpecialChar
hi def link readlineKeyword Keyword
hi def link readlineVariable Identifier
hi def link readlineBellStyle Constant
hi def link readlineBoolean Boolean
hi def link readlineString String
hi def link readlineStringDelimiter readlineString
hi def link readlineNumber Number
hi def link readlineEditingMode Constant
hi def link readlineKeymap Constant
hi def link readlineFunction Function

let b:current_syntax = 'readline'

let &cpo = s:cpo_save
unlet s:cpo_save