build: upgrade ESLint core to v9 (gh54 part VI)

eslint.flat.config.js

@@ -22,18 +22,26 @@
 
 // MODULES //
 
+var path = require( 'path' );
 var globals = require( 'globals' );
+var tsParser = require( '@typescript-eslint/parser' );
+var tsPlugin = require( '@typescript-eslint/eslint-plugin' );
+var stylisticTs = require( '@stylistic/eslint-plugin-ts' );
 var pluginN = require( 'eslint-plugin-n' );
 var pluginCspell = require( '@cspell/eslint-plugin' );
 var pluginJsdoc = require( 'eslint-plugin-jsdoc' );
+var pluginImport = require( 'eslint-plugin-import' );
+var pluginExpectType = require( 'eslint-plugin-expect-type' );
 var assign = require( './lib/node_modules/@stdlib/object/assign' );
 var stdlibPlugin = require( './lib/node_modules/@stdlib/_tools/eslint/rules/scripts/plugin.js' );
 var restrictedSyntaxConfig = require( './etc/eslint/overrides/restricted_syntax.js' );
 var rules = require( './etc/eslint/rules' );
+var tsRules = require( './etc/eslint/rules/typescript.js' );
 
 
 // VARIABLES //
 
+var tsGlobalVars;
 var globalVars;
 var config;
 
@@ -42,6 +50,7 @@
 
 globalVars = assign( {}, globals.browser, globals.node );
 globalVars = assign( globalVars, globals.commonjs, globals.worker );
+tsGlobalVars = assign( {}, globals.browser, globals.node );
 
 config = [
 	// Global ignores:
@@ -50,7 +59,10 @@
 			'**/build/',
 			'**/reports/',
 			'dist/',
-			'.git*'
+			'.git*',
+
+			// Un-ignore stdlib source (nested `node_modules` directories remain ignored by ESLint's defaults):
+			'!lib/node_modules/'
 		]
 	},
 
@@ -122,6 +134,36 @@
 			}],
 			'no-restricted-syntax': restrictedSyntaxConfig
 		}
+	},
+
+	// TypeScript declarations:
+	{
+		'files': [ '**/*.d.ts' ],
+		'languageOptions': {
+			'parser': tsParser,
+			'sourceType': 'module',
+			'parserOptions': {
+				'project': path.join( __dirname, 'tsconfig.json' )
+			},
+			'globals': tsGlobalVars
+		},
+		'plugins': {
+			'@typescript-eslint': tsPlugin,
+			'@stylistic/ts': stylisticTs,
+			'jsdoc': pluginJsdoc,
+			'import': pluginImport,
+			'expect-type': pluginExpectType,
+			'stdlib': stdlibPlugin
+		},
+		'rules': tsRules
+	},
+
+	// TypeScript test files:
+	{
+		'files': [ '**/test/**/*.ts' ],
+		'rules': {
+			'jsdoc/require-jsdoc': 'off'
+		}
 	}
 ];
 

etc/eslint/eslint.flat.config.markdown.js

@@ -0,0 +1,132 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var assign = require( './../../lib/node_modules/@stdlib/object/assign' );
+var defaults = require( './../../eslint.flat.config.js' );
+
+
+// VARIABLES //
+
+var config;
+var entry;
+var i;
+
+
+// MAIN //
+
+/**
+* ESLint flat configuration for linting Markdown code blocks.
+*/
+config = [
+	// Allow linting code blocks belonging to files residing under `node_modules` directories (e.g., package files residing under `lib/node_modules`), which ESLint unconditionally ignores by default:
+	{
+		'ignores': [ '!**/node_modules/' ]
+	}
+];
+
+// Include the default configuration, ensuring that Markdown files are matched, as code blocks are linted using the path of the containing Markdown file:
+for ( i = 0; i < defaults.length; i++ ) {
+	entry = defaults[ i ];
+	if ( entry.files && entry.files.indexOf( '**/*.js' ) !== -1 ) {
+		entry = assign( {}, entry );
+		entry.files = entry.files.concat( [ '**/*.md' ] );
+	}
+	config.push( entry );
+}
+
+// Append configuration specific to Markdown code blocks:
+config.push({
+	'linterOptions': {
+		// Do not flag unused disable directives, as the remark plugin unconditionally injects a `stdlib/require-order` disable directive when prepending the main `require` statement to subsequent code blocks:
+		'reportUnusedDisableDirectives': 'off'
+	},
+	'rules': {
+		// Allow variables to be declared as needed:
+		'vars-on-top': 'off',
+
+		// Allow using synchronous methods:
+		'n/no-sync': 'off',
+
+		// Allow using `console`:
+		'no-console': 'off',
+
+		// Do not require `use strict` pragma:
+		'strict': 'off',
+
+		// Do not require an end-of-line character in code blocks:
+		'eol-last': 'off',
+
+		// Require `4` space indentation:
+		'indent': [ 'error', 4, {
+			'SwitchCase': 0,
+			'VariableDeclarator': 1,
+			'outerIIFEBody': 1,
+			'MemberExpression': 1,
+			'FunctionDeclaration': {
+				'body': 1,
+				'parameters': 'off'
+			},
+			'FunctionExpression': {
+				'body': 1,
+				'parameters': 'off'
+			},
+			'CallExpression': {
+				'arguments': 'off'
+			},
+			'ArrayExpression': 1,
+			'ObjectExpression': 1,
+			'flatTernaryExpressions': true
+		}],
+
+		// Never allow tabs:
+		'no-tabs': 'error',
+
+		// Do not require JSDoc comments:
+		'jsdoc/require-jsdoc': 'off',
+
+		// Do not require `@private` annotations:
+		'stdlib/jsdoc-private-annotation': 'off',
+
+		// Do not lint return annotation values in JSDoc comments (FIXME: remove this once we can reliably lint Markdown code blocks):
+		'stdlib/jsdoc-return-annotations-values': 'off',
+
+		// Do not enforce disallowing empty lines between module-level require statements:
+		'stdlib/no-empty-lines-between-requires': 'off',
+
+		// Allow requiring the package as a whole even though only a single property is used:
+		'stdlib/no-single-property-require': 'off',
+
+		// Allow use of undeclared variables, as variables may be defined in previous code blocks or be implied:
+		'no-undef': 'off',
+
+		// Allow unused variables, as variables may be illustrative or used in subsequent code blocks:
+		'no-unused-vars': 'off',
+
+		// Allow unpublished packages to be required in example code:
+		'n/no-unpublished-require': 'off'
+	}
+});
+
+
+// EXPORTS //
+
+module.exports = config;

etc/npm/deps.txt

@@ -1 +1 @@
-acorn@"^8.1.0" acorn-loose@"^8.0.2" acorn-walk@"^8.0.2" d3-format@"^1.0.0" d3-scale@"^1.0.0" d3-shape@"^1.0.0" d3-time-format@"^2.0.0" debug@"^2.6.9" glob@"^7.0.5" minimist@"^1.2.0" readable-stream@"^2.1.4" resolve@"^1.1.7" vdom-to-html@"^2.3.0" virtual-dom@"^2.1.1" 0x@"^4.10.2" @cspell/eslint-plugin@"^8.8.0" @commitlint/cli@"^17.4.4" @commitlint/cz-commitlint@"^17.4.4" @conventional-commits/parser@"^0.4.1" @kaciras/deasync@"^1.0.1" @types/node@"^13.9.0" @typescript-eslint/parser@"^8.57.0" @typescript-eslint/eslint-plugin@"^8.57.0" ajv@"^5.2.2" browser-pack-flat@"^3.0.0" browserify@"^17.0.0" bundle-collapser@"^1.3.0" c8@"^7.12.0" chai@"^3.5.0" cheerio@"^1.0.0-rc.12" commitizen@"^4.3.0" common-shakeify@"^0.6.0" conventional-changelog-conventionalcommits@"^5.0.0" doctrine@"^3.0.0" editorconfig-checker@"^6.0.0" envify@"^4.0.0" @stylistic/eslint-plugin-ts@"^2.13.0" eslint@"^8.57.0" eslint-plugin-n@"^17.17.0" eslint-plugin-expect-type@"^0.2.3" eslint-plugin-import@"^2.29.0" eslint-plugin-jsdoc@"^46.8.2" eslint-plugin-stdlib@"file:./etc/eslint/plugin" globals@"^16.1.0" exorcist@"^2.0.0" factor-bundle@"^2.5.0" gh-pages@"git+https://github.com/Planeshifter/gh-pages.git#main" inquirer@"^8.0.0" jscodeshift@"^0.15.0" jsdoc@"^3.4.0" lunr@"^2.3.9" mathjax-node@"^2.0.1" mathjax-node-sre@"^3.0.0" mkdirp@"^0.5.1" mustache@"^4.0.0" parse-link-header@"^1.0.1" plato@"^1.5.0" process@"^0.11.10" proxyquire@"^2.0.0" proxyquire-universal@"^2.0.0" proxyquireify@"^3.1.1" read-installed@"^4.0.3" rehype@"^9.0.0" rehype-highlight@"^3.0.0" remark@"^11.0.1" remark-cli@"^7.0.0" remark-frontmatter@"^1.2.0" remark-html@"^10.0.0" remark-lint@"^6.0.0" remark-lint-blockquote-indentation@"^1.0.0" remark-lint-checkbox-character-style@"^1.0.0" remark-lint-checkbox-content-indent@"^1.0.0" remark-lint-code-block-style@"^1.0.0" remark-lint-definition-case@"^1.0.0" remark-lint-definition-spacing@"^1.0.0" remark-lint-emphasis-marker@"^1.0.0" remark-lint-fenced-code-flag@"^1.0.0" remark-lint-fenced-code-marker@"^1.0.0" remark-lint-file-extension@"^1.0.0" remark-lint-final-definition@"^1.0.0" remark-lint-final-newline@"^1.0.0" remark-lint-first-heading-level@"^1.1.0" remark-lint-hard-break-spaces@"^1.0.1" remark-lint-heading-increment@"^1.0.0" remark-lint-heading-style@"^1.0.0" remark-lint-linebreak-style@"^1.0.0" remark-lint-link-title-style@"^1.0.0" remark-lint-list-item-bullet-indent@"^1.0.0" remark-lint-list-item-content-indent@"^1.0.0" remark-lint-list-item-indent@"^1.0.0" remark-lint-list-item-spacing@"^1.1.0" remark-lint-maximum-heading-length@"^1.0.0" remark-lint-maximum-line-length@"^1.0.0" remark-lint-no-auto-link-without-protocol@"^1.0.0" remark-lint-no-blockquote-without-marker@"^2.0.0" remark-lint-no-consecutive-blank-lines@"^1.0.0" remark-lint-no-duplicate-definitions@"^1.0.0" remark-lint-no-duplicate-headings@"^1.0.0" remark-lint-no-duplicate-headings-in-section@"^1.0.0" remark-lint-no-emphasis-as-heading@"^1.0.0" remark-lint-no-empty-url@"^1.0.1" remark-lint-no-file-name-articles@"^1.0.0" remark-lint-no-file-name-consecutive-dashes@"^1.0.0" remark-lint-no-file-name-irregular-characters@"^1.0.0" remark-lint-no-file-name-mixed-case@"^1.0.0" remark-lint-no-file-name-outer-dashes@"^1.0.1" remark-lint-no-heading-content-indent@"^1.0.0" remark-lint-no-heading-indent@"^1.0.0" remark-lint-no-heading-like-paragraph@"^1.0.0" remark-lint-no-heading-punctuation@"^1.0.0" remark-lint-no-html@"^1.0.0" remark-lint-no-inline-padding@"^1.0.0" remark-lint-no-literal-urls@"^1.0.0" remark-lint-no-missing-blank-lines@"^1.0.0" remark-lint-no-multiple-toplevel-headings@"^1.0.0" remark-lint-no-paragraph-content-indent@"^1.0.1" remark-lint-no-reference-like-url@"^1.0.0" remark-lint-no-shell-dollars@"^1.0.0" remark-lint-no-shortcut-reference-image@"^1.0.0" remark-lint-no-shortcut-reference-link@"^1.0.1" remark-lint-no-table-indentation@"^1.0.0" remark-lint-no-tabs@"^1.0.0" remark-lint-no-trailing-spaces@"^3.0.2" remark-lint-no-undefined-references@"^1.0.0" remark-lint-no-unused-definitions@"^1.0.0" remark-lint-ordered-list-marker-style@"^1.0.0" remark-lint-ordered-list-marker-value@"^1.0.0" remark-lint-rule-style@"^1.0.0" remark-lint-strong-marker@"^1.0.0" remark-lint-table-cell-padding@"^1.0.0" remark-lint-table-pipe-alignment@"^1.0.0" remark-lint-table-pipes@"^1.0.0" remark-lint-unordered-list-marker-style@"^1.0.0" remark-slug@"^5.0.0" remark-unlink@"^2.0.0" remark-validate-links@"^9.0.1" remark-vdom@"^8.0.0" semver@"^6.0.0" source-map-explorer@"^2.5.3" spdx-license-ids@"^3.0.0" tap-min@"git+https://github.com/Planeshifter/tap-min.git" tap-spec@"5.x.x" tap-summary@"^4.0.0" tap-xunit@"^2.2.0" tape@"git+https://github.com/kgryte/tape.git#fix/globby" to-vfile@"^6.0.0" typedoc@"git+https://github.com/kgryte/typedoc.git#0.16.11-patch" typescript@"4.9.5" uglify-js@"^3.17.4" uglifyify@"^5.0.0" unified-lint-rule@"^1.0.1" unist-util-visit@"^2.0.0" unist-util-visit-parents@"^3.1.1" yaml@"^1.0.0" node-gyp@"^9.3.1"
+acorn@"^8.1.0" acorn-loose@"^8.0.2" acorn-walk@"^8.0.2" d3-format@"^1.0.0" d3-scale@"^1.0.0" d3-shape@"^1.0.0" d3-time-format@"^2.0.0" debug@"^2.6.9" glob@"^7.0.5" minimist@"^1.2.0" readable-stream@"^2.1.4" resolve@"^1.1.7" vdom-to-html@"^2.3.0" virtual-dom@"^2.1.1" 0x@"^4.10.2" @cspell/eslint-plugin@"^8.8.0" @commitlint/cli@"^17.4.4" @commitlint/cz-commitlint@"^17.4.4" @conventional-commits/parser@"^0.4.1" @kaciras/deasync@"^1.0.1" @types/node@"^13.9.0" @typescript-eslint/parser@"^8.57.0" @typescript-eslint/eslint-plugin@"^8.57.0" ajv@"^5.2.2" browser-pack-flat@"^3.0.0" browserify@"^17.0.0" bundle-collapser@"^1.3.0" c8@"^7.12.0" chai@"^3.5.0" cheerio@"^1.0.0-rc.12" commitizen@"^4.3.0" common-shakeify@"^0.6.0" conventional-changelog-conventionalcommits@"^5.0.0" doctrine@"^3.0.0" editorconfig-checker@"^6.0.0" envify@"^4.0.0" @stylistic/eslint-plugin-ts@"^2.13.0" eslint@"^9.0.0" eslint-plugin-n@"^17.17.0" eslint-plugin-expect-type@"^0.6.2" eslint-plugin-import@"^2.29.0" eslint-plugin-jsdoc@"^46.8.2" eslint-plugin-stdlib@"file:./etc/eslint/plugin" globals@"^16.1.0" exorcist@"^2.0.0" factor-bundle@"^2.5.0" gh-pages@"git+https://github.com/Planeshifter/gh-pages.git#main" inquirer@"^8.0.0" jscodeshift@"^0.15.0" jsdoc@"^3.4.0" lunr@"^2.3.9" mathjax-node@"^2.0.1" mathjax-node-sre@"^3.0.0" mkdirp@"^0.5.1" mustache@"^4.0.0" parse-link-header@"^1.0.1" plato@"^1.5.0" process@"^0.11.10" proxyquire@"^2.0.0" proxyquire-universal@"^2.0.0" proxyquireify@"^3.1.1" read-installed@"^4.0.3" rehype@"^9.0.0" rehype-highlight@"^3.0.0" remark@"^11.0.1" remark-cli@"^7.0.0" remark-frontmatter@"^1.2.0" remark-html@"^10.0.0" remark-lint@"^6.0.0" remark-lint-blockquote-indentation@"^1.0.0" remark-lint-checkbox-character-style@"^1.0.0" remark-lint-checkbox-content-indent@"^1.0.0" remark-lint-code-block-style@"^1.0.0" remark-lint-definition-case@"^1.0.0" remark-lint-definition-spacing@"^1.0.0" remark-lint-emphasis-marker@"^1.0.0" remark-lint-fenced-code-flag@"^1.0.0" remark-lint-fenced-code-marker@"^1.0.0" remark-lint-file-extension@"^1.0.0" remark-lint-final-definition@"^1.0.0" remark-lint-final-newline@"^1.0.0" remark-lint-first-heading-level@"^1.1.0" remark-lint-hard-break-spaces@"^1.0.1" remark-lint-heading-increment@"^1.0.0" remark-lint-heading-style@"^1.0.0" remark-lint-linebreak-style@"^1.0.0" remark-lint-link-title-style@"^1.0.0" remark-lint-list-item-bullet-indent@"^1.0.0" remark-lint-list-item-content-indent@"^1.0.0" remark-lint-list-item-indent@"^1.0.0" remark-lint-list-item-spacing@"^1.1.0" remark-lint-maximum-heading-length@"^1.0.0" remark-lint-maximum-line-length@"^1.0.0" remark-lint-no-auto-link-without-protocol@"^1.0.0" remark-lint-no-blockquote-without-marker@"^2.0.0" remark-lint-no-consecutive-blank-lines@"^1.0.0" remark-lint-no-duplicate-definitions@"^1.0.0" remark-lint-no-duplicate-headings@"^1.0.0" remark-lint-no-duplicate-headings-in-section@"^1.0.0" remark-lint-no-emphasis-as-heading@"^1.0.0" remark-lint-no-empty-url@"^1.0.1" remark-lint-no-file-name-articles@"^1.0.0" remark-lint-no-file-name-consecutive-dashes@"^1.0.0" remark-lint-no-file-name-irregular-characters@"^1.0.0" remark-lint-no-file-name-mixed-case@"^1.0.0" remark-lint-no-file-name-outer-dashes@"^1.0.1" remark-lint-no-heading-content-indent@"^1.0.0" remark-lint-no-heading-indent@"^1.0.0" remark-lint-no-heading-like-paragraph@"^1.0.0" remark-lint-no-heading-punctuation@"^1.0.0" remark-lint-no-html@"^1.0.0" remark-lint-no-inline-padding@"^1.0.0" remark-lint-no-literal-urls@"^1.0.0" remark-lint-no-missing-blank-lines@"^1.0.0" remark-lint-no-multiple-toplevel-headings@"^1.0.0" remark-lint-no-paragraph-content-indent@"^1.0.1" remark-lint-no-reference-like-url@"^1.0.0" remark-lint-no-shell-dollars@"^1.0.0" remark-lint-no-shortcut-reference-image@"^1.0.0" remark-lint-no-shortcut-reference-link@"^1.0.1" remark-lint-no-table-indentation@"^1.0.0" remark-lint-no-tabs@"^1.0.0" remark-lint-no-trailing-spaces@"^3.0.2" remark-lint-no-undefined-references@"^1.0.0" remark-lint-no-unused-definitions@"^1.0.0" remark-lint-ordered-list-marker-style@"^1.0.0" remark-lint-ordered-list-marker-value@"^1.0.0" remark-lint-rule-style@"^1.0.0" remark-lint-strong-marker@"^1.0.0" remark-lint-table-cell-padding@"^1.0.0" remark-lint-table-pipe-alignment@"^1.0.0" remark-lint-table-pipes@"^1.0.0" remark-lint-unordered-list-marker-style@"^1.0.0" remark-slug@"^5.0.0" remark-unlink@"^2.0.0" remark-validate-links@"^9.0.1" remark-vdom@"^8.0.0" semver@"^6.0.0" source-map-explorer@"^2.5.3" spdx-license-ids@"^3.0.0" tap-min@"git+https://github.com/Planeshifter/tap-min.git" tap-spec@"5.x.x" tap-summary@"^4.0.0" tap-xunit@"^2.2.0" tape@"git+https://github.com/kgryte/tape.git#fix/globby" to-vfile@"^6.0.0" typedoc@"git+https://github.com/kgryte/typedoc.git#0.16.11-patch" typescript@"4.9.5" uglify-js@"^3.17.4" uglifyify@"^5.0.0" unified-lint-rule@"^1.0.1" unist-util-visit@"^2.0.0" unist-util-visit-parents@"^3.1.1" yaml@"^1.0.0" node-gyp@"^9.3.1"

etc/remark/plugins/eslint/index.js

@@ -27,15 +27,13 @@ var join = require( 'path' ).join;
 // VARIABLES //
 
 var etc = resolve( __dirname, '..', '..', '..' );
-var config = join( etc, 'eslint', '.eslintrc.markdown.js' );
+var config = join( etc, 'eslint', 'eslint.flat.config.markdown.js' );
 var eslint = resolve( etc, '..', 'lib', 'node_modules', '@stdlib', '_tools', 'remark', 'plugins', 'remark-lint-eslint' );
 var opts = {
 	'config': config,
 	'rules': {
 		'stdlib/doctest': 'error' // enable otherwise disabled lint rule
-	},
-	'ignore': false,
-	'useEslintrc': false
+	}
 };
 
 

lib/node_modules/@stdlib/_tools/eslint/rules/doctest-marker/lib/main.js

@@ -77,6 +77,10 @@ function checkComment( source, comment ) {
 		if ( !token ) {
 			return 'Encountered an orphaned return annotation without a preceding node';
 		}
+		// Ignore annotations on the same line as the preceding token:
+		if ( comment.loc.start.line === token.loc.end.line ) {
+			return null;
+		}
 		// Check for orphaned annotation (preceding token is not on the same or previous line):
 		if ( comment.loc.start.line - token.loc.end.line > 1 ) {
 			return 'Encountered an orphaned return annotation without a preceding node';

lib/node_modules/@stdlib/_tools/eslint/rules/doctest-quote-props/test/fixtures/valid.js

@@ -47,32 +47,6 @@ test = {
 };
 valid.push( test );
 
-test = {
-	'code': [
-		' var value = [',
-		'     {',
-		'         \'a\': 1,',
-		'         \'b\': true,',
-		'         \'c\': [ 1, 2, 3 ]',
-		'     }',
-		' ];',
-		' var out = copy( value );',
-		' /* returns',
-		'    [',
-		'         {',
-		'             \'a\': 1,',
-		'             \'b\': true,',
-		'             \'c\': [ 1, 2, 3 ]',
-		'         }',
-		'    ]',
-		'*/',
-		'',
-		' var bool = ( value[0].c === out[0].c );',
-		' // returns false'
-	].join( '\n' )
-};
-valid.push( test );
-
 test = {
 	'code': [
 		'var target = {',

lib/node_modules/@stdlib/_tools/eslint/rules/doctest/lib/main.js

@@ -25,6 +25,7 @@ var proc = require( 'process' );
 var join = require( 'path' ).join;
 var format = require( 'util' ).format;
 var dirname = require( 'path' ).dirname;
+var extname = require( 'path' ).extname;
 var logger = require( 'debug' );
 var rootDir = require( '@stdlib/_tools/utils/root-dir' );
 var Buffer = require( '@stdlib/buffer/ctor' );
@@ -162,6 +163,15 @@ function main( context ) {
 		'clearInterval': clearInterval,
 		'window': windowShim,
 		'Buffer': Buffer,
+
+		// Share the host realm's error constructors, as required modules are loaded in the host realm, meaning that, without sharing, `instanceof` checks on host-created errors would always fail within the sandbox:
+		'Error': Error,
+		'EvalError': EvalError,
+		'RangeError': RangeError,
+		'ReferenceError': ReferenceError,
+		'SyntaxError': SyntaxError,
+		'TypeError': TypeError,
+		'URIError': URIError,
 		'__dirname': dir,
 		'__filename': filename,
 		'console': {
@@ -327,7 +337,7 @@ function main( context ) {
 			};
 
 			// Do not report errors in `Markdown` fenced code blocks due to modules failing to load as implementations may not be available yet (readme-driven development):
-			if ( filename === '<text>' && contains( err.message, 'Cannot find module' ) ) {
+			if ( ( filename === '<text>' || extname( filename ) === '.md' ) && contains( err.message, 'Cannot find module' ) ) {
 				return;
 			}
 			report( loc, 'Encountered an error while running code: '+err.message );

lib/node_modules/@stdlib/_tools/eslint/rules/doctest/lib/scope_defaults.json

@@ -9,6 +9,13 @@
   "clearInterval",
   "window",
   "Buffer",
+  "Error",
+  "EvalError",
+  "RangeError",
+  "ReferenceError",
+  "SyntaxError",
+  "TypeError",
+  "URIError",
   "__dirname",
   "__filename",
   "console"

lib/node_modules/@stdlib/_tools/eslint/rules/format-args/test/fixtures/valid.js

@@ -105,7 +105,7 @@ test = {
 		'var args = [ \'foo\' ];',
 		'var str = format( \'%s %s\', ...args );'
 	].join( '\n' ),
-	'parserOptions': {
+	'languageOptions': {
 		'ecmaVersion': 2018
 	}
 };