Don't treat sql-formatter-disable blocks as block-comments

Fixes #906

Author: nene

src/lexer/Tokenizer.ts

@@ -32,7 +32,7 @@ export default class Tokenizer {
   private buildRulesBeforeParams(cfg: TokenizerOptions): TokenRule[] {
     return this.validRules([
       {
-        type: TokenType.BLOCK_COMMENT,
+        type: TokenType.DISABLE_COMMENT,
         regex:
           /(\/\* *sql-formatter-disable *\*\/[\s\S]*?(?:\/\* *sql-formatter-enable *\*\/|$))/uy,
       },

test/features/disableComment.ts

@@ -28,6 +28,27 @@ export default function supportsDisableComment(format: FormatFn) {
     `);
   });
 
+  // Issue #906
+  it('preserves indentation between /* sql-formatter-disable */ and /* sql-formatter-enable */', () => {
+    const result = format(dedent`
+      /* sql-formatter-disable */
+      SELECT
+        foo
+          FROM
+            bar;
+      /* sql-formatter-enable */
+    `);
+
+    expect(result).toBe(dedent`
+      /* sql-formatter-disable */
+      SELECT
+        foo
+          FROM
+            bar;
+      /* sql-formatter-enable */
+    `);
+  });
+
   it('does not format text after /* sql-formatter-disable */ until end of file', () => {
     const result = format(dedent`
       SELECT foo FROM bar;