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78 lines
3.5 KiB
Plaintext
78 lines
3.5 KiB
Plaintext
# http://ocaml.org
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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# Detection
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# ‾‾‾‾‾‾‾‾‾
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hook global BufCreate .*\.mli? %{
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set-option buffer filetype ocaml
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}
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# Initialization
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# ‾‾‾‾‾‾‾‾‾‾‾‾‾‾
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hook global WinSetOption filetype=ocaml %{
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require-module ocaml
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set-option window static_words %opt{ocaml_static_words}
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}
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hook -group ocaml-highlight global WinSetOption filetype=ocaml %{
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add-highlighter window/ocaml ref ocaml
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hook -once -always window WinSetOption filetype=.* %{ remove-highlighter window/ocaml }
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}
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provide-module ocaml %{
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# Highlighters
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# ‾‾‾‾‾‾‾‾‾‾‾‾
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add-highlighter shared/ocaml regions
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add-highlighter shared/ocaml/code default-region group
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add-highlighter shared/ocaml/string region (?<!')" (?<!\\)(\\\\)*" fill string
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add-highlighter shared/ocaml/quotedstring region -match-capture %"\{(\w*)\|" %"\|(\w*)\}" fill string
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add-highlighter shared/ocaml/comment region -recurse \Q(* \Q(* \Q*) fill comment
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add-highlighter shared/ocaml/code/char regex %{\B'([^'\\]|(\\[\\"'nrtb])|(\\\d{3})|(\\x[a-fA-F0-9]{2})|(\\o[0-7]{3}))'\B} 0:value
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# integer literals
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add-highlighter shared/ocaml/code/ regex \b[0-9][0-9_]*([lLn]?)\b 0:value
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add-highlighter shared/ocaml/code/ regex \b0[xX][A-Fa-f0-9][A-Fa-f0-9_]*([lLn]?)\b 0:value
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add-highlighter shared/ocaml/code/ regex \b0[oO][0-7][0-7_]*([lLn]?)\b 0:value
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add-highlighter shared/ocaml/code/ regex \b0[bB][01][01_]*([lLn]?)\b 0:value
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# float literals
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add-highlighter shared/ocaml/code/ regex \b[0-9][0-9_]*(\.[0-9_]*)?([eE][+-]?[0-9][0-9_]*)? 0:value
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add-highlighter shared/ocaml/code/ regex \b0[xX][A-Fa-f0-9][A-Fa-f0-9]*(\.[a-fA-F0-9_]*)?([pP][+-]?[0-9][0-9_]*)? 0:value
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# constructors. must be put before any module name highlighter, as a fallback for capitalized identifiers
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add-highlighter shared/ocaml/code/ regex \b[A-Z][a-zA-Z0-9_]*\b 0:value
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# the module name in a module path, e.g. 'M' in 'M.x'
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add-highlighter shared/ocaml/code/ regex (\b[A-Z][a-zA-Z0-9_]*[\h\n]*)(?=\.) 0:module
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# (simple) module declarations
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add-highlighter shared/ocaml/code/ regex (?<=module)([\h\n]+[A-Z][a-zA-Z0-9_]*) 0:module
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# (simple) signature declarations. 'type' is also highlighted, due to the lack of quantifiers in lookarounds.
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# Hence we must put keyword highlighters after this to recover proper highlight for 'type'
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add-highlighter shared/ocaml/code/ regex (?<=module)([\h\n]+type[\h\n]+[A-Z][a-zA-Z0-9_]*) 0:module
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# (simple) open statements
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add-highlighter shared/ocaml/code/ regex (?<=open)([\h\n]+[A-Z][a-zA-Z0-9_]*) 0:module
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# operators
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add-highlighter shared/ocaml/code/ regex [@!$%%^&*\-+=|<>/?]+ 0:operator
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# Macro
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# ‾‾‾‾‾
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evaluate-commands %sh{
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keywords="and|as|asr|assert|begin|class|constraint|do|done|downto|else|end|exception|external|false"
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keywords="${keywords}|for|fun|function|functor|if|in|include|inherit|initializer|land|lazy|let|lor"
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keywords="${keywords}|lsl|lsr|lxor|match|method|mod|module|mutable|new|nonrec|object|of|open|or"
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keywords="${keywords}|private|rec|sig|struct|then|to|true|try|type|val|virtual|when|while|with"
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printf %s\\n "declare-option str-list ocaml_static_words ${keywords}" | tr '|' ' '
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# must be put at last, since we have highlighted some keywords ('type' in 'module type') to other things
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printf %s "
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add-highlighter shared/ocaml/code/ regex \b(${keywords})\b 0:keyword
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"
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}
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}
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