Add Razor language support for .razor and .cshtml

README.md

@@ -1,6 +1,6 @@
 # Zed C#
 
-A [C#](https://learn.microsoft.com/en-us/dotnet/csharp/) extension for [Zed](https://zed.dev).
+A [C#](https://learn.microsoft.com/en-us/dotnet/csharp/) extension for [Zed](https://zed.dev), with syntax highlighting for Razor (`.razor`, `.cshtml`).
 
 ## Development
 

extension.toml

@@ -29,3 +29,11 @@ commit = "485f0bae0274ac9114797fc10db6f7034e4086e3"
 repository = "https://github.com/tree-sitter-grammars/tree-sitter-xml"
 commit = "863dbc381f44f6c136a399e684383b977bb2beaa"
 path = "xml"
+
+[grammars.razor]
+repository = "https://github.com/Meeksoft/tree-sitter-razor"
+commit = "97ce5a575798a7737b53a2bf2745ab8bd73c792d"
+
+[grammars.html_razor]
+repository = "https://github.com/Meeksoft/tree-sitter-html"
+commit = "bb3ca3e7b0bb79079030fe9af9c1175bcd099839"

languages/html-razor/config.toml

@@ -0,0 +1,4 @@
+name = "html-razor"
+grammar = "html_razor"
+hidden = true
+block_comment = ["<!-- ", " -->"]

languages/html-razor/highlights.scm

@@ -0,0 +1,25 @@
+(tag_name) @tag
+
+(doctype) @tag.doctype
+
+(attribute_name) @attribute
+
+[
+  "\""
+  "'"
+  (attribute_value)
+] @string
+
+(comment) @comment
+
+(entity) @string.special
+
+"=" @punctuation.delimiter.html
+
+[
+  "<"
+  ">"
+  "<!"
+  "</"
+  "/>"
+] @punctuation.bracket.html

languages/html-razor/injections.scm

@@ -0,0 +1,24 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))
+
+(script_element
+  (raw_text) @injection.content
+  (#set! injection.language "javascript"))
+
+(style_element
+  (raw_text) @injection.content
+  (#set! injection.language "css"))
+
+(attribute
+  (attribute_name) @_attribute_name
+  (#match? @_attribute_name "^style$")
+  (quoted_attribute_value
+    (attribute_value) @injection.content)
+  (#set! injection.language "css"))
+
+(attribute
+  (attribute_name) @_attribute_name
+  (#match? @_attribute_name "^on[a-z]+$")
+  (quoted_attribute_value
+    (attribute_value) @injection.content)
+  (#set! injection.language "javascript"))

languages/razor/brackets.scm

@@ -0,0 +1,14 @@
+("(" @open
+  ")" @close)
+
+("[" @open
+  "]" @close)
+
+("{" @open
+  "}" @close)
+
+("<" @open
+  ">" @close)
+
+("\"" @open
+  "\"" @close)

languages/razor/config.toml

@@ -0,0 +1,7 @@
+name = "Razor"
+code_fence_block_name = "razor"
+grammar = "razor"
+path_suffixes = ["razor", "cshtml"]
+block_comment = ["<!-- ", " -->"]
+word_characters = ["@"]
+tab_size = 4