Improve boolean highlighting. Closes: #4

Wilfred · Apr 15, 2022 · b63e81b · b63e81b
1 parent f6d7384
commit b63e81b
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Showing 7 changed files with 12,080 additions and 11,366 deletions.
diff --git a/grammar.js b/grammar.js
@@ -371,6 +371,7 @@ module.exports = grammar({
     distinct_from: $ => prec.left(seq(kw("DISTINCT FROM"), $._expression)),
     boolean_expression: $ =>
       choice(
+        prec.left(5, seq(kw("NOT"), $._expression)),
         prec.left(4, seq($._expression, kw("AND"), $._expression)),
         prec.left(3, seq($._expression, kw("OR"), $._expression)),
       ),

diff --git a/queries/highlights.scm b/queries/highlights.scm
@@ -61,6 +61,7 @@
 ] @keyword
 
 [
+  "AND"
   "AS"
   "CREATE"
   "CREATE_DOMAIN"
@@ -77,20 +78,23 @@
   "INNER"
   "INSERT"
   "INTO"
+  "IN"
   "JOIN"
   "LANGUAGE"
   "LEFT"
+  "LOCAL"
+  "NOT"
   "ON"
+  "OR"
   "ORDER_BY"
   "OUTER"
   "PRIMARY_KEY"
   "PUBLIC"
   "RETURNS"
   "SCHEMA"
   "SELECT"
-  "SET"
-  "LOCAL"
   "SESSION"
+  "SET"
   "TABLE"
   "TO"
   "UNIQUE"

diff --git a/src/grammar.json b/src/grammar.json
@@ -3042,6 +3042,28 @@
     "boolean_expression": {
       "type": "CHOICE",
       "members": [
+        {
+          "type": "PREC_LEFT",
+          "value": 5,
+          "content": {
+            "type": "SEQ",
+            "members": [
+              {
+                "type": "ALIAS",
+                "content": {
+                  "type": "PATTERN",
+                  "value": "[nN][oO][tT]"
+                },
+                "named": false,
+                "value": "NOT"
+              },
+              {
+                "type": "SYMBOL",
+                "name": "_expression"
+              }
+            ]
+          }
+        },
         {
           "type": "PREC_LEFT",
           "value": 4,