render any character as @character, number as @numeric (not const…

…ant) (#16)

* render any character as `@character`, number as `@number` (not constant)

* prepare to merge

* (highlight) fix the category of "𝕊" (not as one of `specialname_F`)

* (highlight) fix the category of "⇐" (not as one of `ASGN`)

* update document

* Update ChangeLog.md

ChangeLog.md

@@ -1,5 +1,14 @@
 # Changelog and Loadmap
 
+### Release 0.2.3
+
+-(highlight) change some token categories
+  - '@' is `@character` (was `@constant.builtin`)
+  - `character` is `@character`(was `@constant.character`)
+  - `number` is `@numeric` (was `@constant.numeric`)
+  - `𝕊` in `HEAD` is `@function`
+  - `⇐` in `EXPORT` is `@keyword.directive`
+
 ### Release 0.2.2
 
 - (highlight) render modifiers as `@special`

README.md

@@ -1,7 +1,7 @@
 # tree-sitter-bqn
 Structual editing and highlighting [BQN](https://mlochbaum.github.io/BQN) programs with editors powered by [tree-sitter](https://tree-sitter.github.io/)
 
-![](https://user-images.githubusercontent.com/997855/242119630-cf9cc32c-f7ea-4e56-9de1-6366d21074c6.png)
+![](https://user-images.githubusercontent.com/997855/242257497-ec2578eb-45e2-46cd-9a52-cc761e1cdc11.png)
 
 ## Implementation memo
 

queries/highlights.scm

@@ -1,4 +1,4 @@
-["·" "@"] @constant.builtin
+["·"] @constant.builtin
 ["‿" "⟨" "⟩" "[" "]"] @operator
 ["(" ")" "{" "}"] @punctuation.bracket
 
@@ -8,12 +8,13 @@
   ";"
   ":"
   "⋄"
+  "⇐"
   (ASGN)
 ] @keyword.directive
 
 (comment) @comment
-(character) @constant.character
-(number) @constant.numeric
+["@" (character)] @character
+(number) @numeric
 (string) @string
 
 [
@@ -24,6 +25,7 @@
 
 [
   (specialname_F)
+  "𝕊"
   (symbol_Fl)
   (symbol_F)
   (system_F)