nvim-treesitter/queries/latex/highlights.scm
Christian Clason 1ae9b0e455 feat!: align standard captures with upstream
Problem: Sharing highlight queries with upstream tree-sitter and
Helix is difficult.

Solution: Where reasonable, use capture names in tree-sitter's standard
list or Helix's Atom-style hierarchy.

Specifically:

* tree-sitter "standard capture names"
  (3f44b89685/highlight/src/lib.rs (L20-L72)):

  - `@parameter` -> `@variable.parameter`
  - `@field` -> `@variable.member`
  - `@namespace` -> `@module`
  - `@float` -> `@number.float`
  - `@symbol` -> `@string.special.symbol`
  - `@string.regex` -> `@string.regexp`
  - `@text.*` -> `@markup.*` (`strong`, `italic`, `link`, `strikethrough`; with exceptions; see below)
  - `@text.title` -> `@markup.heading`
  - `@text.literal` -> `@markup.raw`
  - `@text.reference` -> `@markup.link`
  - `@text.uri` -> `@markup.link.url` (in markup links)
  - `@string.special` -> `@markup.link.label` (non-url links)
  - `@punctuation.special` -> `@markup.list` (markdown lists only; move subitems from `@text.todo`)

* Helix captures
  (https://docs.helix-editor.com/master/themes.html#syntax-highlighting):

  - `@method` -> `@function.method`
  - `@method.call` -> `@function.method.call`
  - `@text.{todo,warning,note,danger}` -> `@comment.{error,warning,hint,info,todo}`
  - `@text.diff.{add,delete,}` -> `@diff.{plus,minus,delta}`
  - `@text.uri` -> `@string.special.url` (outside markup)
  - `@preproc` -> `@keyword.directive`
  - `@define` -> `@keyword.directive`(`.define`?)
  - `@storageclass` -> `@keyword.storage`
  - `@conditional` -> `@keyword.conditional`
  - `@debug` -> `@keyword.debug`
  - `@exception` -> `@keyword.exception`
  - `@include` -> `@keyword.import`
  - `@repeat` -> `@keyword.repeat`

* cleanup

  - remove some redundant `@conceal` (but still allow it for conceal-only patterns)
  - remove obsolete `@error` (syntax linting is out of scope for this repo)
  - sort, cleanup capture list in `CONTRIBUTING.md`
2024-01-19 16:58:37 +01:00

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Scheme

;; General syntax
(command_name) @function
(text_mode "\\text" @function)
(caption
command: _ @function)
(key_value_pair
key: (_) @variable.parameter
value: (_))
[
(line_comment)
(block_comment)
(comment_environment)
] @comment @spell
((line_comment) @keyword.directive
(#lua-match? @keyword.directive "^%% !TeX"))
[
(brack_group)
(brack_group_argc)
] @variable.parameter
[(operator) "="] @operator
"\\item" @punctuation.special
((word) @punctuation.delimiter
(#eq? @punctuation.delimiter "&"))
["[" "]" "{" "}"] @punctuation.bracket ; "(" ")" has no syntactical meaning in LaTeX
;; General environments
(begin
command: _ @markup.environment
name: (curly_group_text (text) @markup.environment.name))
(end
command: _ @markup.environment
name: (curly_group_text (text) @markup.environment.name))
;; Definitions and references
(new_command_definition
command: _ @function.macro
declaration: (curly_group_command_name (_) @function))
(old_command_definition
command: _ @function.macro
declaration: (_) @function)
(let_command_definition
command: _ @function.macro
declaration: (_) @function)
(environment_definition
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(theorem_definition
command: _ @function.macro
name: (curly_group_text (_) @markup.environment.name))
(paired_delimiter_definition
command: _ @function.macro
declaration: (curly_group_command_name (_) @function))
(label_definition
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(label_reference_range
command: _ @function.macro
from: (curly_group_text (_) @markup.link)
to: (curly_group_text (_) @markup.link))
(label_reference
command: _ @function.macro
names: (curly_group_text_list (_) @markup.link))
(label_number
command: _ @function.macro
name: (curly_group_text (_) @markup.link)
number: (_) @markup.link)
(citation
command: _ @function.macro
keys: (curly_group_text_list) @markup.link)
(glossary_entry_definition
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(glossary_entry_reference
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(acronym_definition
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(acronym_reference
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(color_definition
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
(color_reference
command: _ @function.macro
name: (curly_group_text (_) @markup.link))
;; Math
[
(displayed_equation)
(inline_formula)
] @markup.math
(math_environment
(begin
command: _ @markup.math
name: (curly_group_text (text) @markup.math)))
(math_environment
(text) @markup.math)
(math_environment
(end
command: _ @markup.math
name: (curly_group_text (text) @markup.math)))
;; Sectioning
(title_declaration
command: _ @module
options: (brack_group (_) @markup.heading.1)?
text: (curly_group (_) @markup.heading.1))
(author_declaration
command: _ @module
authors: (curly_group_author_list
((author)+ @markup.heading.1)))
(chapter
command: _ @module
toc: (brack_group (_) @markup.heading.2)?
text: (curly_group (_) @markup.heading.2))
(part
command: _ @module
toc: (brack_group (_) @markup.heading.2)?
text: (curly_group (_) @markup.heading.2))
(section
command: _ @module
toc: (brack_group (_) @markup.heading.3)?
text: (curly_group (_) @markup.heading.3))
(subsection
command: _ @module
toc: (brack_group (_) @markup.heading.4)?
text: (curly_group (_) @markup.heading.4))
(subsubsection
command: _ @module
toc: (brack_group (_) @markup.heading.5)?
text: (curly_group (_) @markup.heading.5))
(paragraph
command: _ @module
toc: (brack_group (_) @markup.heading.6)?
text: (curly_group (_) @markup.heading.6))
(subparagraph
command: _ @module
toc: (brack_group (_) @markup.heading.6)?
text: (curly_group (_) @markup.heading.6))
;; Beamer frames
(generic_environment
(begin
name: (curly_group_text
(text) @markup.environment.name)
(#any-of? @markup.environment.name "frame"))
.
(curly_group (_) @markup.heading))
((generic_command
command: (command_name) @_name
arg: (curly_group
(text) @markup.heading))
(#eq? @_name "\\frametitle"))
;; Formatting
(text_mode
content: (curly_group (_) @none @spell))
((generic_command
command: (command_name) @_name
arg: (curly_group (_) @markup.italic))
(#eq? @_name "\\emph"))
((generic_command
command: (command_name) @_name
arg: (curly_group (_) @markup.italic))
(#any-of? @_name "\\textit" "\\mathit"))
((generic_command
command: (command_name) @_name
arg: (curly_group (_) @markup.strong))
(#any-of? @_name "\\textbf" "\\mathbf"))
((generic_command
command: (command_name) @_name
.
arg: (curly_group (_) @markup.link.url))
(#any-of? @_name "\\url" "\\href"))
;; File inclusion commands
(class_include
command: _ @keyword.import
path: (curly_group_path) @string)
(package_include
command: _ @keyword.import
paths: (curly_group_path_list) @string)
(latex_include
command: _ @keyword.import
path: (curly_group_path) @string)
(import_include
command: _ @keyword.import
directory: (curly_group_path) @string
file: (curly_group_path) @string)
(bibtex_include
command: _ @keyword.import
path: (curly_group_path) @string)
(biblatex_include
"\\addbibresource" @keyword.import
glob: (curly_group_glob_pattern) @string.regexp)
(graphics_include
command: _ @keyword.import
path: (curly_group_path) @string)
(tikz_library_import
command: _ @keyword.import
paths: (curly_group_path_list) @string)
(text) @spell
(inline_formula) @nospell
(displayed_equation) @nospell
(key_value_pair) @nospell
(generic_environment
begin: _ @nospell
end: _ @nospell)
(citation
keys: _ @nospell)
(command_name) @nospell
(label_definition) @nospell
(label_reference) @nospell
(label_reference_range) @nospell