@truenine/eslint9-config/dist/rules/code-style/no-separator-comment.cjs

ESLint 9 configuration package for Compose Client projects with TypeScript, Vue, and modern JavaScript support

//#region src/rules/code-style/no-separator-comment.ts
const rule = {
	meta: {
		type: "layout",
		docs: {
			description: "Remove comments containing repeated characters (===, ---, +++, ###, etc.) used as separators",
			recommended: false
		},
		fixable: "code",
		messages: { noSeparatorComment: "Separator comments with repeated characters are not allowed and will be removed." },
		schema: []
	},
	create(context) {
		const { sourceCode } = context;
		const separatorPattern = /(.)\1{2,}/;
		return { Program() {
			const comments = sourceCode.getAllComments();
			for (const comment of comments) if (separatorPattern.test(comment.value)) context.report({
				loc: comment.loc,
				messageId: "noSeparatorComment",
				fix(fixer) {
					if (!comment.range || !comment.loc) return null;
					const startLine = comment.loc.start.line;
					const endLine = comment.loc.end.line;
					const lineStart = sourceCode.getIndexFromLoc({
						line: startLine,
						column: 0
					});
					const lineEnd = sourceCode.lines[endLine - 1].length + sourceCode.getIndexFromLoc({
						line: endLine,
						column: 0
					});
					const contentBefore = sourceCode.text.slice(lineStart, comment.range[0]);
					const contentAfter = sourceCode.text.slice(comment.range[1], lineEnd);
					if (contentBefore.trim() !== "" && contentAfter.trim() === "") return fixer.remove(comment);
					if (endLine === sourceCode.lines.length) return fixer.removeRange([lineStart, lineEnd]);
					const nextLineStart = sourceCode.getIndexFromLoc({
						line: endLine + 1,
						column: 0
					});
					return fixer.removeRange([lineStart, nextLineStart]);
				}
			});
		} };
	}
};

//#endregion
module.exports = rule;
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