Support ARRAY[] syntax in Redshift

Refs #884

Author: nene

src/languages/redshift/redshift.formatter.ts

@@ -157,6 +157,7 @@ export const redshift: DialectOptions = {
     reservedKeywords: keywords,
     reservedDataTypes: dataTypes,
     reservedFunctionNames: functions,
+    extraParens: ['[]'],
     stringTypes: ["''-qq"],
     identTypes: [`""-qq`],
     identChars: { first: '#' },

src/languages/redshift/redshift.functions.ts

@@ -16,7 +16,7 @@ export const functions: string[] = [
   'VAR_POP',
 
   // https://docs.aws.amazon.com/redshift/latest/dg/c_Array_Functions.html
-  'array',
+  // 'array',
   'array_concat',
   'array_flatten',
   'get_array_length',

test/redshift.test.ts

@@ -21,6 +21,7 @@ import supportsUpdate from './features/update.js';
 import supportsParams from './options/param.js';
 import supportsDataTypeCase from './options/dataTypeCase.js';
 import supportsNumbers from './features/numbers.js';
+import supportsArrayLiterals from './features/arrayLiterals.js';
 
 describe('RedshiftFormatter', () => {
   const language = 'redshift';
@@ -54,6 +55,7 @@ describe('RedshiftFormatter', () => {
   supportsParams(format, { numbered: ['$'] });
   supportsLimiting(format, { limit: true, offset: true });
   supportsDataTypeCase(format);
+  supportsArrayLiterals(format, { withArrayPrefix: true });
 
   it('formats type-cast operator without spaces', () => {
     expect(format('SELECT 2 :: numeric AS foo;')).toBe(dedent`