feat: optimize symbol/number parse and reduce library size

grammar.js

@@ -1,10 +1,6 @@
 const PREC = {
   first: $ => prec(100, $),
   last: $ => prec(-1, $),
-  number: $ => prec(2, $),
-  symbol: $ => prec(1, $),
-  left: prec.left,
-  right: prec.right,
 };
 
 const LEAF = {
@@ -164,17 +160,16 @@ module.exports = grammar({
     // string }}}
 
     number: _ =>
-      PREC.number(
-        token(
-          choice(
-            extflonum(2),
-            extflonum(8),
-            extflonum(10),
-            extflonum(16),
-            number_base(2),
-            number_base(8),
-            number_base(10),
-            number_base(16)))),
+      token(
+        choice(
+          extflonum(2),
+          extflonum(8),
+          extflonum(10),
+          extflonum(16),
+          number_base(2),
+          number_base(8),
+          number_base(10),
+          number_base(16))),
 
     decimal: _ => /[0-9]+/,
 
@@ -191,13 +186,12 @@ module.exports = grammar({
             /./))),
 
     symbol: _ =>
-      PREC.symbol(
-        token(
-          choice(
-            /#[cC][iIsS]/, // read-case-sensitive parameter
-            seq(
-              LEAF.symbol_start,
-              repeat(LEAF.symbol_remain))))),
+      token(
+        choice(
+          /#[cC][iIsS]/, // read-case-sensitive parameter
+          seq(
+            LEAF.symbol_start,
+            repeat(LEAF.symbol_remain)))),
 
     keyword: _ =>
       token(

src/node-types.json

@@ -530,11 +530,6 @@
       ]
     }
   },
-  {
-    "type": "number",
-    "named": true,
-    "fields": {}
-  },
   {
     "type": "program",
     "named": true,
@@ -1159,11 +1154,6 @@
       ]
     }
   },
-  {
-    "type": "symbol",
-    "named": true,
-    "fields": {}
-  },
   {
     "type": "syntax",
     "named": true,
@@ -1898,6 +1888,14 @@
     "type": "lang_name",
     "named": true
   },
+  {
+    "type": "number",
+    "named": true
+  },
+  {
+    "type": "symbol",
+    "named": true
+  },
   {
     "type": "{",
     "named": false