23995741899

Committed 05 Apr 2026 06:14AM UTC coverage: 77.093% (+0.002%) from 77.091%

Build # 23995741899

Build Type

push

github

Committed by

web-flow

Commit Message

Upgrade to TypeScript 6 and Prettier improvements (#1936)

* Upgrade TypeScript to v6

* Fix import source

* Fix tsconfig

* Fix preexisting type errors

* Remove scm-slang

* Bump node types

* Fix tsconfig

* Fix node types specifier

* Enable trailing commas

* Enable semicolons

* Check and commit files with changed line numbers

* Update Yarn to 4.13.0

* Remove unneeded sicp package deps

Coverage Stats

3112 of 4282 branches covered (72.68%)

Branch coverage included in aggregate %.

3761 of 5218 new or added lines in 152 files covered. (72.08%)

26 existing lines in 9 files now uncovered.

7136 of 9011 relevant lines covered (79.19%)

175254.05 hits per line

Source File
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85.71

/src/parser/source/rules/noExportNamedDeclarationWithDefault.ts

import type { ExportNamedDeclaration } from 'estree';
import { defaultExportLookupName } from '../../../stdlib/localImport.prelude';
import { mapAndFilter } from '../../../utils/misc';
import { RuleError } from '../../errors';
import type { Rule } from '../../types';
import syntaxBlacklist from '../syntax';

export class NoExportNamedDeclarationWithDefaultError extends RuleError<ExportNamedDeclaration> {
  public explain() {
    return 'Export default declarations are not allowed.';
  }

  public elaborate() {
    return 'You are trying to use an export default declaration, which is not allowed (yet).';
  }
}

const noExportNamedDeclarationWithDefault: Rule<ExportNamedDeclaration> = {
  name: 'no-declare-mutable',
  disableFromChapter: syntaxBlacklist['ExportDefaultDeclaration'],

  checkers: {
    ExportNamedDeclaration(node) {
      return mapAndFilter(node.specifiers, specifier =>
        specifier.exported.name === defaultExportLookupName
          ? new NoExportNamedDeclarationWithDefaultError(node)
          : undefined,
      );
    },
  },
};

export default noExportNamedDeclarationWithDefault;

1	import type { ExportNamedDeclaration } from 'estree';
2	import { defaultExportLookupName } from '../../../stdlib/localImport.prelude';
3	import { mapAndFilter } from '../../../utils/misc';
4	import { RuleError } from '../../errors';
5	import type { Rule } from '../../types';
6	import syntaxBlacklist from '../syntax';
7
8	export class NoExportNamedDeclarationWithDefaultError extends RuleError<ExportNamedDeclaration> {
9	public explain() {
10	return 'Export default declarations are not allowed.';	2✔
11	}
12
13	public elaborate() {
NEW 14	return 'You are trying to use an export default declaration, which is not allowed (yet).';	×
15	}
16	}
17
18	const noExportNamedDeclarationWithDefault: Rule<ExportNamedDeclaration> = {	65✔
19	name: 'no-declare-mutable',
20	disableFromChapter: syntaxBlacklist['ExportDefaultDeclaration'],
21
22	checkers: {
23	ExportNamedDeclaration(node) {
24	return mapAndFilter(node.specifiers, specifier =>	30✔
25	specifier.exported.name === defaultExportLookupName	10✔
26	? new NoExportNamedDeclarationWithDefaultError(node)
27	: undefined,
28	);
29	},
30	},
31	};
32
33	export default noExportNamedDeclarationWithDefault;

source-academy / js-slang / 23995741899

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