Add tests for v5

Author: t2t2

.eslintignore

@@ -1,3 +1,4 @@
+coverage
 dist
 samples
 # until re-enabled later

.eslintrc.cjs

@@ -1,6 +1,3 @@
-/* eslint-disable @typescript-eslint/no-var-requires, @typescript-eslint/no-require-imports, @typescript-eslint/no-unsafe-assignment, @typescript-eslint/no-unsafe-return, @typescript-eslint/no-unsafe-call */
-const xoTypescript = require('eslint-config-xo-typescript');
-
 /** @type {import('eslint').Linter.Config} */
 module.exports = {
 	extends: [
@@ -13,21 +10,94 @@ module.exports = {
 	},
 	rules: {
 		'@typescript-eslint/naming-convention': [
-			// Allow for OBS in class/interface name
-			...xoTypescript.rules['@typescript-eslint/naming-convention'].map(
-				options => {
-					console.log({options});
-					if (options.selector === 'typeLike' || options.selector === 'interface') {
-						return {
-							...options,
-							format: ['PascalCase'],
-						};
-					}
-
-					return options;
+			// Allow for OBS in class/interface name, UPPER_CASE const
+			'error',
+			{
+				// selector: ['variableLike', 'memberLike', 'property', 'method'],
+				// Note: Leaving out `parameter` and `typeProperty` because of the mentioned known issues.
+				// Note: We are intentionally leaving out `enumMember` as it's usually pascal-case or upper-snake-case.
+				selector: ['function', 'classProperty', 'objectLiteralProperty', 'parameterProperty', 'classMethod', 'objectLiteralMethod', 'typeMethod', 'accessor'],
+				format: [
+					'strictCamelCase',
+				],
+				// We allow double underscope because of GraphQL type names and some React names.
+				leadingUnderscore: 'allowSingleOrDouble',
+				trailingUnderscore: 'allow',
+				// Ignore `{'Retry-After': retryAfter}` type properties.
+				filter: {
+					regex: '[- ]',
+					match: false,
 				},
-			),
+			},
+			// MOD: Variable separately to allow for UPPER_CASE const
+			{
+				selector: ['variable'],
+				modifiers: ['const'],
+				format: ['strictCamelCase', 'UPPER_CASE'],
+			},
+			{
+				selector: ['variable'],
+				format: [
+					'strictCamelCase',
+				],
+				// We allow double underscope because of GraphQL type names and some React names.
+				leadingUnderscore: 'allowSingleOrDouble',
+				trailingUnderscore: 'allow',
+			},
+			{
+				selector: 'typeLike',
+				format: [
+					// MOD: Allow for OBS
+					'PascalCase',
+				],
+			},
+			{
+				selector: 'variable',
+				types: [
+					'boolean',
+				],
+				format: [
+					'StrictPascalCase',
+				],
+				prefix: [
+					'is',
+					'has',
+					'can',
+					'should',
+					'will',
+					'did',
+				],
+			},
+			{
+				// Interface name should not be prefixed with `I`.
+				selector: 'interface',
+				filter: /^(?!I)[A-Z]/.source,
+				format: [
+					// MOD: Allow for OBS
+					'PascalCase',
+				],
+			},
+			{
+				// Type parameter name should either be `T` or a descriptive name.
+				selector: 'typeParameter',
+				filter: /^T$|^[A-Z][a-zA-Z]+$/.source,
+				format: [
+					'StrictPascalCase',
+				],
+			},
+			// Allow these in non-camel-case when quoted.
+			{
+				selector: [
+					'classProperty',
+					'objectLiteralProperty',
+				],
+				format: null,
+				modifiers: [
+					'requiresQuotes',
+				],
+			},
 		],
+		'capitalized-comments': 'off',
 	},
 	overrides: [
 		{