Only include syntax layers specified by build tags; lazy-load syntax layers

2026-09-05 08:27:19 -04:00 · 2025-06-14 09:37:24 -04:00
parent 4966337b1f
commit a427b4a907
3 changed files with 36 additions and 10 deletions
@@ -0,0 +1,74 @@
+//go:build stxGo
+
+package syntax
+
+func init() {
+	syntaxMap["go"] = &lazySyntax{init: func() []byte {
+		return []byte(`filetype: go
+
+detect:
+    filename: "\\.go$"
+    header: "(^package\\s.*)"
+
+rules:
+    # Conditionals and control flow
+    - special: "\\b(break|case|continue|default|go|goto|range|return)\\b"
+    - statement: "\\b(else|for|if|switch)\\b"
+    - preproc: "\\b(package|import|const|var|type|struct|func|go|defer|iota)\\b"
+    - symbol.operator: "[-+/*=<>!~%&|^]|:="
+
+      # Types
+    - special: "[a-zA-Z0-9]*\\("
+    - symbol: "(,|\\.)"
+    - type: "\\b(u?int(8|16|32|64)?|float(32|64)|complex(64|128))\\b"
+    - type: "\\b(uintptr|byte|rune|string|interface|bool|map|chan|error)\\b"
+      ##I'm... not sure, but aren't structs a type?
+    - type.keyword: "\\b(struct)\\b"
+    - constant.bool: "\\b(true|false|nil)\\b"
+
+      # Brackets
+    - symbol.brackets: "(\\{|\\})"
+    - symbol.brackets: "(\\(|\\))"
+    - symbol.brackets: "(\\[|\\])"
+
+      # Numbers and strings
+    - constant.number: "\\b([0-9]+|0x[0-9a-fA-F]*)\\b|'.'"
+
+    - constant.string:
+        start: "\""
+        end: "\""
+        skip: "\\\\."
+        rules:
+            - constant.specialChar: "%."
+            - constant.specialChar: "\\\\[abfnrtv'\\\"\\\\]"
+            - constant.specialChar: "\\\\([0-7]{3}|x[A-Fa-f0-9]{2}|u[A-Fa-f0-9]{4}|U[A-Fa-f0-9]{8})"
+
+    - constant.string:
+        start: "'"
+        end: "'"
+        skip: "\\\\."
+        rules:
+            - error: "..+"
+            - constant.specialChar: "%."
+            - constant.specialChar: "\\\\[abfnrtv'\\\"\\\\]"
+            - constant.specialChar: "\\\\([0-7]{3}|x[A-Fa-f0-9]{2}|u[A-Fa-f0-9]{4}|U[A-Fa-f0-9]{8})"
+
+    - constant.string:
+        start: "` + "`" + `"
+        end: "` + "`" + `"
+        rules: []
+
+    - comment:
+        start: "//"
+        end: "$"
+        rules:
+            - todo: "(TODO|XXX|FIXME):?"
+
+    - comment:
+        start: "/\\*"
+        end: "\\*/"
+        rules:
+            - todo: "(TODO|XXX|FIXME):?"
+`)
+	}}
+}