feat(wxml): add parser and queries

SUPPORTED_LANGUAGES.md

@@ -326,6 +326,7 @@ jsx (queries only)[^jsx] | unstable | `HFIJ ` |   | @steelsojka
 [wgsl_bevy](https://github.com/tree-sitter-grammars/tree-sitter-wgsl-bevy) | unstable | `HFI  ` |   | @theHamsta
 [wing](https://github.com/winglang/tree-sitter-wing) | unstable | `HF JL` |   | @gshpychka, @MarkMcCulloh
 [wit](https://github.com/bytecodealliance/tree-sitter-wit) | unstable | `HF J ` |   | @mkatychev
+[wxml](https://github.com/BlockLune/tree-sitter-wxml) | unstable | `HFIJ ` |   | @BlockLune
 [xcompose](https://github.com/tree-sitter-grammars/tree-sitter-xcompose) | unstable | `H  JL` |   | @ObserverOfTime
 [xml](https://github.com/tree-sitter-grammars/tree-sitter-xml) | unstable | `HFIJL` |   | @ObserverOfTime
 [xresources](https://github.com/ValdezFOmar/tree-sitter-xresources) | unstable | `HF JL` |   | @ValdezFOmar

lua/nvim-treesitter/parsers.lua

@@ -2587,6 +2587,14 @@ return {
     maintainers = { '@mkatychev' },
     tier = 2,
   },
+  wxml = {
+    install_info = {
+      revision = '81bd97fa3bbc43516ad0e7ea5518d72651d954bf',
+      url = 'https://github.com/BlockLune/tree-sitter-wxml',
+    },
+    maintainers = { '@BlockLune' },
+    tier = 2,
+  },
   xcompose = {
     install_info = {
       revision = 'a51d6366f041dbefec4da39a7eb3168a9b1cbc0e',

runtime/queries/wxml/folds.scm

@@ -0,0 +1,7 @@
+[
+  (element)
+  (block_element)
+  (slot_element)
+  (template_element)
+  (wxs_element)
+] @fold

runtime/queries/wxml/highlights.scm

@@ -0,0 +1,70 @@
+; Comments
+(comment) @comment @spell
+
+; Text
+(text) @spell
+
+; Tag names
+(tag_name) @tag
+
+((tag_name) @tag.builtin
+  (#any-of? @tag.builtin "wxs" "template" "import" "include" "slot" "block"))
+
+; Attributes
+(attribute_name) @tag.attribute
+
+(attribute_value) @string
+
+(quoted_attribute_value) @string
+
+; WeChat specific attributes
+((attribute_name) @keyword.directive
+  (#lua-match? @keyword.directive "^wx:"))
+
+((attribute_name) @keyword.conditional
+  (#any-of? @keyword.conditional "wx:if" "wx:elif" "wx:else"))
+
+((attribute_name) @keyword.repeat
+  (#any-of? @keyword.repeat "wx:for" "wx:for-index" "wx:for-item"))
+
+((attribute_name) @keyword
+  (#match? @keyword "^(bind|catch|mut-bind):?"))
+
+((attribute_name) @keyword
+  (#match? @keyword "^(model:|data-)"))
+
+((attribute
+  (attribute_name) @_attr
+  (quoted_attribute_value) @string.special.url)
+  (#any-of? @_attr "href" "src")
+  (#set! @string.special.url url @string.special.url))
+
+; Entity references
+(entity) @string.escape
+
+; Raw text (primarily for wxs JavaScript content)
+(raw_text) @markup.raw
+
+; Interpolation expressions
+(interpolation) @markup.strong
+
+(expression) @markup.raw
+
+; Import and include statements
+(import_statement) @keyword.import
+
+(include_statement) @keyword.import
+
+[
+  "<"
+  ">"
+  "</"
+  "/>"
+] @punctuation.bracket
+
+[
+  "\""
+  "'"
+] @punctuation.delimiter
+
+"=" @operator

runtime/queries/wxml/indents.scm

@@ -0,0 +1,32 @@
+; inherits: html_tags
+
+(block_element) @indent.begin
+
+(template_element) @indent.begin
+
+(wxs_element) @indent.begin
+
+(block_element
+  (block_end_tag
+    ">" @indent.end))
+
+(template_element
+  (template_end_tag
+    ">" @indent.end))
+
+(wxs_element
+  (wxs_end_tag
+    ">" @indent.end))
+
+(block_element
+  (block_end_tag) @indent.branch)
+
+(template_element
+  (template_end_tag) @indent.branch)
+
+(wxs_element
+  (wxs_end_tag) @indent.branch)
+
+(import_statement) @indent.ignore
+
+(include_statement) @indent.ignore

runtime/queries/wxml/injections.scm

@@ -0,0 +1,7 @@
+((raw_text) @injection.content
+  (#set! injection.language "javascript")
+  (#set! injection.include-children))
+
+((expression) @injection.content
+  (#set! injection.language "javascript")
+  (#set! injection.include-children))