skylighting-format-typst-0.1/0000755000000000000000000000000007346545000014546 5ustar0000000000000000skylighting-format-typst-0.1/LICENSE0000644000000000000000000000273007346545000015555 0ustar0000000000000000Copyright (c) 2016-2018, John MacFarlane. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * The names of the contributors may not be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. skylighting-format-typst-0.1/README.md0000644000000000000000000000014507346545000016025 0ustar0000000000000000# skylighting-format-typst This package provides functions to render syntax-highlighting as typst. skylighting-format-typst-0.1/skylighting-format-typst.cabal0000644000000000000000000000231107346545000022532 0ustar0000000000000000name: skylighting-format-typst version: 0.1 synopsis: Typst formatter for skylighting syntax highlighting library description: This module allows tokens produced by skylighting-core to be rendered as Typst. homepage: https://github.com/jgm/skylighting license: BSD3 license-file: LICENSE author: John MacFarlane maintainer: jgm@berkeley.edu copyright: (C) 2024 John MacFarlane category: Text build-type: Simple extra-source-files: README.md cabal-version: >=1.10 source-repository head type: git location: https://github.com/jgm/skylighting.git library exposed-modules: Skylighting.Format.Typst other-extensions: CPP build-depends: base >= 4.8 && < 5.0, skylighting-core, text, containers hs-source-dirs: src ghc-prof-options: -fprof-auto-exported default-language: Haskell2010 ghc-options: -Wall if impl(ghc >= 8.4) ghc-options: -fhide-source-paths if impl(ghc >= 8.10) ghc-options: -Wunused-packages skylighting-format-typst-0.1/src/Skylighting/Format/0000755000000000000000000000000007346545000021061 5ustar0000000000000000skylighting-format-typst-0.1/src/Skylighting/Format/Typst.hs0000644000000000000000000000775507346545000022556 0ustar0000000000000000{-# LANGUAGE CPP #-} {-# LANGUAGE OverloadedStrings #-} {-# LANGUAGE ScopedTypeVariables #-} module Skylighting.Format.Typst ( formatTypstInline , formatTypstBlock , styleToTypst ) where import Control.Monad (mplus) import Data.List (sort) import qualified Data.Map as Map import Data.Text (Text) import qualified Data.Text as Text import Skylighting.Types import qualified Data.Map as M import Data.Maybe (fromMaybe) #if !MIN_VERSION_base(4,11,0) import Data.Semigroup #endif -- | Formats tokens as Typst using custom commands inside -- @|@ characters. Assumes that @|@ is defined as a short verbatim -- command by the macros produced by 'styleToTypst'. -- A @KeywordTok@ is rendered using @\\KeywordTok{..}@, and so on. formatTypstInline :: FormatOptions -> [SourceLine] -> Text formatTypstInline _opts = Text.intercalate newline . map sourceLineToTypst newline :: Text newline = "#EndLine()\n" sourceLineToTypst :: SourceLine -> Text sourceLineToTypst = mconcat . map tokenToTypst tokenToTypst :: Token -> Text tokenToTypst (toktype, txt) = "#" <> Text.pack (show toktype) <> "(" <> doubleQuoted txt <> ");" doubleQuoted :: Text -> Text doubleQuoted t = "\"" <> escape t <> "\"" where escape = Text.concatMap escapeChar escapeChar '\\' = "\\\\" escapeChar '"' = "\\\"" escapeChar c = Text.singleton c -- Typst -- | Format tokens as a Typst @Highlighting@ environment inside a -- Skylighting block that can be styled. @Skylighting@ is -- defined by the macros produced by 'styleToTypst'. formatTypstBlock :: FormatOptions -> [SourceLine] -> Text formatTypstBlock opts ls = "#Skylighting(" <> (if numberLines opts then "number: true, start: " <> Text.pack (show (startNumber opts)) <> ", " else "") <> "(" <> -- an array Text.intercalate "\n" (map (\ln -> "[" <> formatTypstInline opts [ln] <> "],") ls) <> "));" -- | Converts a 'Style' to a set of Typst macro definitions, -- which should be placed in the document's preamble. styleToTypst :: Style -> Text styleToTypst f = Text.unlines $ [ "/* Function definitions for syntax highlighting generated by skylighting: */" , "#let EndLine() = raw(\"\\n\")" , "#let Skylighting(fill: none, number: false, start: 1, sourcelines) = {" , " let blocks = []" , " let lnum = start - 1" , " let bgcolor = " <> maybe "none" toTypstColor (backgroundColor f) , " for ln in sourcelines {" , " if number {" , " lnum = lnum + 1" , " blocks = blocks + box(width: if start + sourcelines.len() > 999 { 30pt } else { 24pt }, text(" <> lineNumberFill <> "[ #lnum ]))" , " }" , " blocks = blocks + ln + EndLine()" , " }" , " block(fill: bgcolor, blocks)" , "}" ] <> sort (map (macrodef (defaultColor f) (Map.toList (tokenStyles f))) (enumFromTo KeywordTok NormalTok)) where toTypstColor c = "rgb(" <> Text.pack (show (fromColor c :: String)) <> ")" lineNumberFill = case lineNumberColor f of Nothing -> "" Just c -> "fill: " <> toTypstColor c <> ", " macrodef :: Maybe Color -> [(TokenType, TokenStyle)] -> TokenType -> Text macrodef defaultcol tokstyles' tokt = "#let " <> Text.pack (show tokt) <> "(s) = " <> (ul . bg . textstyle) ("raw(s)") where tokstyles = M.fromList tokstyles' tokf = fromMaybe defStyle $ M.lookup tokt tokstyles ul x = if tokenUnderline tokf then "underline(" <> x <> ")" else x bg x = case tokenBackground tokf of Nothing -> x Just _c -> x -- TODO? textstyle x = "text(" <> bf <> it <> co <> x <> ")" it = if tokenItalic tokf then "style: \"italic\"," else "" bf = if tokenBold tokf then "weight: \"bold\"," else "" co = case tokenColor tokf `mplus` defaultcol of Just c -> "fill: rgb(" <> Text.pack (show (fromColor c :: String)) <> ")," Nothing -> ""