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99 lines
3.9 KiB
Plaintext
99 lines
3.9 KiB
Plaintext
# http://ponylang.org
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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# Detection
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# ‾‾‾‾‾‾‾‾‾
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hook global BufCreate .*[.](pony) %{
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set-option buffer filetype pony
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}
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# Initialization
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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hook global WinSetOption filetype=pony %{
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require-module pony
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set-option window static_words %opt{pony_static_words}
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hook window InsertChar \n -group pony-indent pony-indent-on-new-line
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# cleanup trailing whitespaces on current line insert end
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hook window ModeChange insert:.* -group pony-trim-indent %{ try %{ execute-keys -draft \; <a-x> s ^\h+$ <ret> d } }
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hook -once -always window WinSetOption filetype=.* %{ remove-hooks window pony-.+ }
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}
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hook -group pony-highlight global WinSetOption filetype=pony %{
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add-highlighter window/pony ref pony
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hook -once -always window WinSetOption filetype=.* %{ remove-highlighter pony }
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}
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provide-module pony %{
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# Highlighters & Completion
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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add-highlighter shared/pony regions
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add-highlighter shared/pony/code default-region group
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add-highlighter shared/pony/triple_string region '"""' '"""' fill string
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add-highlighter shared/pony/double_string region '"' (?<!\\)(\\\\)*" fill string
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add-highlighter shared/pony/comment region '/\*' '\*/' fill comment
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add-highlighter shared/pony/line_comment region '//' '$' fill comment
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evaluate-commands %sh{
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# Grammar
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values="true|false|None|this"
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meta='use'
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# Keyword list is collected using `keyword.kwlist` from `keyword`
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keywords="and|as|or|break|match|continue|else|try|in|return|end|for|is"
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keywords="${keywords}|recover|consume|error|do|then|if|while"
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func_decl="new|fun|be|lambda"
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capabilities="iso|ref|box|tag|val|trn"
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struct="class|actor|interface|trait|primitive|type|var|let|embed"
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# Add the language's grammar to the static completion list
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static_words="${values} ${meta} ${keywords} ${types_decl} ${capabilities}"
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static_words="${static_words} ${struct}"
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printf %s\\n "declare-option str-list pony_static_words ${static_words}" | tr '|' ' '
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# Highlight keywords
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printf %s "
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add-highlighter shared/pony/code/ regex '\b(${values})\b' 0:value
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add-highlighter shared/pony/code/ regex '\b(${meta})\b' 0:meta
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add-highlighter shared/pony/code/ regex '\b(${func_decl})(\s+(${capabilities}))?(\s+\w+)\(' 1:type 3:builtin 4:builtin
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add-highlighter shared/pony/code/ regex '\b(${func_decl})\b' 0:type
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add-highlighter shared/pony/code/ regex '=>' 0:type
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add-highlighter shared/pony/code/ regex '\b(${keywords})\b' 0:keyword
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add-highlighter shared/pony/code/ regex ';' 0:keyword
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add-highlighter shared/pony/code/ regex '^\s*|' 0:keyword
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add-highlighter shared/pony/code/ regex '\b(${struct})\b' 0:variable
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add-highlighter shared/pony/code/ regex '\b(${capabilities})\b(!|^)?' 1:builtin 2:builtin
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"
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# Highlight types and attributes
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printf %s "
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add-highlighter shared/pony/code/ regex '@[\w_]+\b' 0:attribute
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"
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}
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# Commands
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# ‾‾‾‾‾‾‾‾
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define-command -hidden pony-indent-on-new-line %{
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evaluate-commands -draft -itersel %{
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# preserve previous line indent
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try %{ execute-keys -draft <space> K <a-&> }
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# cleanup trailing whitespaces from previous line
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try %{ execute-keys -draft k <a-x> s \h+$ <ret> d }
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# copy '//' comment prefix and following white spaces
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# try %{ execute-keys -draft k x s ^\h*//\h* <ret> y jgh P }
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# indent after line ending with :
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try %{ execute-keys -draft <space> k x <a-k> (do|try|then|else|:|=>)$ <ret> j <a-gt> }
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# else, end are always de-indented
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try %{ execute-keys -draft <space> k x <a-k> (else|end):$ <ret> k x s ^\h* <ret> y j x <a-k> ^<c-r>" <ret> J <a-lt> }
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}
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}
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}
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