# http://complang.org/ragel # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾ # ragel.kak does not try to detect host language. # Detection # ‾‾‾‾‾‾‾‾‾ hook global BufCreate .*[.](ragel|rl) %{ set-option buffer filetype ragel } # Initialization # ‾‾‾‾‾‾‾‾‾‾‾‾‾‾ hook global WinSetOption filetype=ragel %{ require-module ragel hook window ModeChange insert:.* -group ragel-trim-indent ragel-trim-indent hook window InsertChar .* -group ragel-indent ragel-indent-on-char hook window InsertChar \n -group ragel-indent ragel-indent-on-new-line hook -once -always window WinSetOption filetype=.* %{ remove-hooks window ragel-.+ } } hook -group ragel-highlight global WinSetOption filetype=ragel %{ add-highlighter window/ragel ref ragel hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/ragel } } provide-module ragel %🦀 # Highlighters # ‾‾‾‾‾‾‾‾‾‾‾‾ add-highlighter shared/ragel regions add-highlighter shared/ragel/code default-region group add-highlighter shared/ragel/double_string region '"' (?' 0:variable add-highlighter shared/ragel/code/ regex :=|=>|->|:>|:>>|<: 0:operator add-highlighter shared/ragel/code/ regex \b(action|alnum|alpha|any|ascii|case|cntrl|contained|context|data|digit|empty|eof|err|error|exec|export|exports|extend|fblen|fbreak|fbuf|fc|fcall|fcurs|fentry|fexec|fgoto|fhold|first_final|fnext|fpc|fret|from|fstack|ftargs|graph|import|include|init|inwhen|lerr|lower|machine|nocs|noend|noerror|nofinal|noprefix|outwhen|postpop|prepush|print|punct|range|space|start|to|upper|when|write|xdigit|zlen)\b 0:keyword # Commands # ‾‾‾‾‾‾‾‾ define-command -hidden ragel-trim-indent %{ # remove trailing white spaces try %{ execute-keys -draft -itersel s \h+$ d } } define-command -hidden ragel-indent-on-char %< evaluate-commands -draft -itersel %< # align closer token to its opener when alone on a line try %< execute-keys -draft ^\h+[]})]$ m s \A|.\z 1 > try %< execute-keys -draft ^\h+ [*]$ [*]$ s \A|.\z 1 > > > define-command -hidden ragel-indent-on-new-line %< evaluate-commands -draft -itersel %< # copy _#_ comment prefix and following white spaces try %{ execute-keys -draft k s ^\h*\K#\h* y gh j P } # preserve previous line indent try %{ execute-keys -draft \; K } # filter previous line try %{ execute-keys -draft k : ragel-trim-indent } # indent after lines ending with opener token try %< execute-keys -draft k [[{(*]$ j > > > 🦀