Add typst language and lsp (helix-editor#7474)

Co-authored-by: Michael Davis <[email protected]>

book/src/generated/lang-support.md

@@ -163,6 +163,7 @@
 | tsx | ✓ | ✓ | ✓ | `typescript-language-server` |
 | twig | ✓ |  |  |  |
 | typescript | ✓ | ✓ | ✓ | `typescript-language-server` |
+| typst | ✓ |  |  | `typst-lsp` |
 | ungrammar | ✓ |  |  |  |
 | unison | ✓ |  |  |  |
 | uxntal | ✓ |  |  |  |

languages.toml

@@ -88,6 +88,7 @@ wgsl_analyzer = { command = "wgsl_analyzer" }
 yaml-language-server = { command = "yaml-language-server", args = ["--stdio"] }
 zls = { command = "zls" }
 blueprint-compiler = { command = "blueprint-compiler", args = ["lsp"] }
+typst-lsp = { command = "typst-lsp" }
 
 [language-server.ansible-language-server]
 command = "ansible-language-server"
@@ -2912,6 +2913,27 @@ roots = []
 indent = { tab-width = 2, unit = "  " }
 grammar = "html"
 
+[[language]]
+name = "typst"
+scope = "source.typst"
+injection-regex = "typst"
+file-types = ["typst", "typ"]
+roots = []
+comment-token = "//"
+language-servers = ["typst-lsp"]
+indent = { tab-width = 2, unit = "  " }
+
+[language.auto-pairs]
+'(' = ')'
+'{' = '}'
+'[' = ']'
+'$' = '$'
+'"' = '"'
+
+[[grammar]]
+name = "typst"
+source = { git = "https://github.com/uben0/tree-sitter-typst", rev = "e35aa22395fdde82bbc4b5700c324ce346dfc9e5" }
+
 [[language]]
 name = "nunjucks"
 scope = "text.html.nunjucks"

runtime/queries/typst/highlights.scm

@@ -0,0 +1,77 @@
+(call
+  item: (ident) @function)
+(call
+  item: (field field: (ident) @function.method))
+(tagged field: (ident) @tag)
+(field field: (ident) @tag)
+(comment) @comment
+
+; CONTROL
+(let "let" @keyword.storage.type)
+(branch ["if" "else"] @keyword.control.conditional)
+(while "while" @keyword.control.repeat)
+(for ["for" "in"] @keyword.control.repeat)
+(import "import" @keyword.control.import)
+(as "as" @keyword.operator)
+(include "include" @keyword.control.import)
+(show "show" @keyword.control)
+(set "set" @keyword.control)
+(return "return" @keyword.control)
+(flow ["break" "continue"] @keyword.control)
+
+; OPERATOR
+(in ["in" "not"] @keyword.operator)
+(and "and" @keyword.operator)
+(or "or" @keyword.operator)
+(not "not" @keyword.operator)
+(sign ["+" "-"] @operator)
+(add "+" @operator)
+(sub "-" @operator)
+(mul "*" @operator)
+(div "/" @operator)
+(cmp ["==" "<=" ">=" "!=" "<" ">"] @operator)
+(fraction "/" @operator)
+(fac "!" @operator)
+(attach ["^" "_"] @operator)
+(wildcard) @operator
+
+; VALUE
+(raw_blck "```" @operator) @markup.raw.block
+(raw_span "`" @operator) @markup.raw.block
+(raw_blck lang: (ident) @tag)
+(label) @tag
+(ref) @tag
+(number) @constant.numeric
+(string) @string
+(content ["[" "]"] @operator)
+(bool) @constant.builtin.boolean
+(builtin) @constant.builtin
+(none) @constant.builtin
+(auto) @constant.builtin
+(ident) @variable
+(call
+  item: (builtin) @function.builtin)
+
+; MARKUP
+(item "-" @markup.list)
+(term ["/" ":"] @markup.list)
+(heading ["=" "==" "===" "====" "====="] @markup.heading.marker) @markup.heading
+(url) @tag
+(emph) @markup.italic
+(strong) @markup.bold
+(symbol) @constant.character
+(shorthand) @constant.builtin
+(quote) @markup.quote
+(align) @operator
+(letter) @constant.character
+(linebreak) @constant.builtin
+
+(math "$" @operator)
+"#" @operator
+"end" @operator
+
+(escape) @constant.character.escape
+["(" ")" "{" "}"] @punctuation.bracket
+["," ";" ".." ":" "sep"] @punctuation.delimiter
+"assign" @punctuation
+(field "." @punctuation)

runtime/queries/typst/injections.scm

@@ -0,0 +1,6 @@
+(raw_blck
+  (blob) @injection.shebang @injection.content)
+
+(raw_blck
+	lang: (ident) @injection.language
+  (blob) @injection.content)