lintmesh

Testing & Quality

Run multiple linters (eslint, oxlint, tsgo) in parallel with unified JSON output. Use when linting code, checking for errors before commits, or debugging lint failures. Triggers on "lint", "check code", "run linters", or after editing JS/TS files.

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How to use this skill

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Source SKILL.md: https://github.com/majiayu000/claude-skill-registry/blob/HEAD/skills/data/lintmesh/SKILL.md

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Lintmesh

Unified linter runner. One command, JSON output, all issues sorted by file:line.

Usage

# Lint everything (default: eslint + oxlint + tsgo)
lintmesh --quiet

# Lint specific paths
lintmesh --quiet src/

# Select linters
lintmesh --quiet --linters eslint,oxlint

Always use --quiet to suppress stderr progress.

Output Schema

{
  issues: Array<{
    path: string;           // Relative to cwd
    line: number;           // 1-indexed
    column: number;
    severity: "error" | "warning" | "info";
    ruleId: string;         // "eslint/no-unused-vars", "oxlint/no-debugger", "tsgo/TS2322"
    message: string;
    source: string;         // Which linter
    fix?: {                 // Present if autofixable
      replacements: Array<{ startOffset: number; endOffset: number; text: string }>;
    };
  }>;
  summary: { total: number; errors: number; warnings: number; fixable: number };
  linters: Array<{ name: string; success: boolean; error?: string }>;
}

Exit Codes

Code	Meaning
0	No errors (warnings OK)
1	Errors found
2	Tool failure

CLI Options

Flag	Default	Purpose
`--linters <list>`	`eslint,oxlint,tsgo`	Which linters
`--fail-on <level>`	`error`	Exit 1 threshold
`--timeout <ms>`	`30000`	Per-linter timeout
`--quiet`	`false`	No stderr

Patterns

# Error count
lintmesh --quiet | jq '.summary.errors'

# Files with issues
lintmesh --quiet | jq -r '.issues[].path' | sort -u

# Only errors
lintmesh --quiet | jq '[.issues[] | select(.severity == "error")]'

# Check if clean
lintmesh --quiet && echo "No errors"

When to Use

After editing code: catch issues early
Before committing: verify no regressions
Debugging CI: reproduce locally with same format