@felixgeelhaar/cclint/dist/rules/codeblock/validators/GoValidator.js

Catch CLAUDE.md drift before Claude misbehaves. Lints CLAUDE.md, skills, subagents, and hooks for Claude Code projects.

import { Violation } from '../../../domain/Violation.js';
import { Location } from '../../../domain/Location.js';
import { Severity } from '../../../domain/Severity.js';
/**
 * Validates Go code blocks for unhandled errors after `:=` assignments and
 * `panic()` usage in example code.
 */
export class GoValidator {
    validate(block, context) {
        const violations = [];
        const lines = block.getLines();
        for (let i = 0; i < lines.length; i++) {
            const line = lines[i];
            const lineNumber = block.location.line + i;
            // Check for error handling
            if (/err\s*:=/.test(line)) {
                // Check if error is handled in next few lines
                const nextLines = lines.slice(i + 1, i + 5).join('\n');
                if (!nextLines.includes('if err != nil')) {
                    violations.push(new Violation(context.ruleId, `Error not handled after assignment (line ${lineNumber})`, Severity.ERROR, new Location(lineNumber, 1)));
                }
            }
            // Check for panic in example code
            if (!block.metadata.isAntiPattern && /\bpanic\s*\(/.test(line)) {
                violations.push(new Violation(context.ruleId, `Avoid using panic() in example code (line ${lineNumber})`, Severity.WARNING, new Location(lineNumber, 1)));
            }
        }
        return violations;
    }
}
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