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refactor: remove duplicated code flagged by jscpd (mega-linter)#4898

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fix/jscpd-pre-existing-clones
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refactor: remove duplicated code flagged by jscpd (mega-linter)#4898
devantler wants to merge 3 commits into
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fix/jscpd-pre-existing-clones

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What & why

MegaLinter runs jscpd (COPYPASTE) with VALIDATE_ALL_CODEBASE: true and threshold: 0, so it full-scans the entire repo and fails on any clone. Seven pre-existing clones currently live in main, which makes the required 🧹 Lint - mega-linter check fail on every PR that touches a lintable file (e.g. #4897). This PR removes all seven so the check goes green for everyone.

These clones predate recent feature work; they surface now because mega-linter full-scans rather than diffing the PR.

Changes

Go

  • Add fsutil.ForEachYAMLFile — a canonicalized, non-recursive YAML directory walk with path-safe (ReadFileSafe) reads.
  • tenant.FindArgoCDRBACCM and talos.forEachYAMLFile now both use it, removing the duplicated walk loop (pkg/svc/tenant/argocd.gopkg/fsutil/configmanager/talos/manager.go). The talos path additionally gains containment-checked reads (dropping an os.ReadFile gosec exception); env-var expansion is preserved in its adapter.

vsce (TypeScript)

  • schemaClient.ts: extract getPropertySchema, shared by getEnumValues / getPropertyDescription.
  • clusters.ts: extract runClusterCommand / runNamedClusterCommand, shared by create/delete/start/stop/init/update.
  • prompts.ts: extract validateClusterName, shared by the two cluster-name input prompts.
  • extension.ts: extract a refreshAllViews closure, shared by the wizard, context-change, and kubeconfig-change handlers.

All refactors are behavior-preserving extractions.

Verification

  • jscpd via the real MegaLinter image (mega-linter-runner --flavor go -e ENABLE_LINTERS=COPYPASTE_JSCPD): 0 clones (was 7).
  • Go: go build ./..., go test ./pkg/fsutil/... ./pkg/svc/tenant/..., and golangci-lint all pass.
  • vsce: tsc check-types, eslint, and esbuild compile all pass. (Integration tests via vscode-test weren't run locally — my Node 26 host hits a brace-expansion ESM bootstrap error; CI uses Node 24. The changes are pure refactors covered by type-checking.)

🤖 Generated with Claude Code

MegaLinter runs jscpd with VALIDATE_ALL_CODEBASE=true and threshold:0, so it
full-scans the whole repo and fails on ANY clone. Seven pre-existing clones in
main currently trip it, which fails the `🧹 Lint - mega-linter` required check
on every PR that touches lintable files. Deduplicate them so the check passes:

Go:
- Add fsutil.ForEachYAMLFile (canonicalized dir walk + path-safe read) and use
  it in both tenant.FindArgoCDRBACCM and talos.forEachYAMLFile, removing the
  duplicated directory-walk loop. The talos path also gains ReadFileSafe
  containment (dropping an os.ReadFile gosec exception).

vsce (TypeScript):
- schemaClient.ts: extract getPropertySchema, shared by getEnumValues and
  getPropertyDescription.
- clusters.ts: extract runClusterCommand / runNamedClusterCommand, shared by
  create/delete/start/stop/init/update.
- prompts.ts: extract validateClusterName, shared by the two cluster-name
  input prompts.
- extension.ts: extract a refreshAllViews closure, shared by the wizard,
  context-change, and kubeconfig-change handlers.

Verified with the MegaLinter go flavor image (COPYPASTE_JSCPD): 0 clones.
Go build/test/lint pass; vsce tsc check-types, eslint, and esbuild compile pass.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
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Pull request overview

This PR removes duplicated Go and VS Code extension logic flagged by jscpd/MegaLinter by extracting shared helpers while preserving existing behavior.

Changes:

  • Adds a shared fsutil.ForEachYAMLFile helper and routes tenant/Talos YAML scanning through it.
  • Extracts repeated VS Code extension command, schema, prompt, and refresh logic into local helpers.
  • Keeps Talos-specific environment-variable expansion as an adapter around the shared YAML reader.

Reviewed changes

Copilot reviewed 7 out of 7 changed files in this pull request and generated 1 comment.

Show a summary per file
File Description
pkg/fsutil/reader.go Adds shared non-recursive YAML iteration with canonicalized safe reads.
pkg/svc/tenant/argocd.go Reuses the shared YAML iterator when locating the Argo CD RBAC ConfigMap.
pkg/fsutil/configmanager/talos/manager.go Delegates Talos YAML iteration to the shared helper while preserving env expansion.
vsce/src/mcp/schemaClient.ts Extracts shared property-schema lookup logic.
vsce/src/ksail/clusters.ts Extracts shared cluster command execution helpers.
vsce/src/commands/prompts.ts Extracts shared cluster-name validation.
vsce/src/extension.ts Extracts shared Kubernetes/KSail view refresh logic.

Comment thread pkg/fsutil/reader.go
// and each file is read with ReadFileSafe, so reads are confined to dir.
// Iteration stops early and returns the error if callback returns a non-nil
// error (callers can use a sentinel error to break on a match).
func ForEachYAMLFile(dir string, callback func(path string, content []byte) error) error {
@devantler devantler marked this pull request as ready for review May 26, 2026 22:33
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github-actions Bot commented May 26, 2026

MegaLinter analysis: Success

✅ Linters with no issues

actionlint, bash-exec, git_diff, hadolint, jscpd, jsonlint, lychee, markdown-table-formatter, markdownlint, prettier, prettier, shellcheck, shfmt, stylelint, syft, trivy-sbom, trufflehog, v8r, v8r, yamllint

Notices

📣 MegaLinter 9.5.0 is out! Discover the new features and security recommendations in the release announcement. (Skip this info by defining SECURITY_SUGGESTIONS: false)

See detailed reports in MegaLinter artifacts

MegaLinter is graciously provided by OX Security
Show us your support by starring ⭐ the repository

@github-code-quality
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github-code-quality Bot commented May 26, 2026

Code Coverage Overview

Languages: Go

Go / code-coverage/go

The overall coverage in the branch is 55%. Coverage data for the branch is not yet available.

Show a code coverage summary of the most covered files.
File 7bc65e9 +/-
pkg/cli/cmd/wor...load/gen/gen.go 96%
pkg/notify/progress.go 94%
pkg/svc/image/exporter.go 92%
pkg/fsutil/conf...alos/configs.go 84%
pkg/cli/cmd/cipher/cipher.go 79%
internal/contro...r_controller.go 79%
pkg/fsutil/gene...os/generator.go 78%
pkg/cli/ui/chat/model.go 70%
pkg/cli/cmd/cluster/cluster.go 55%
pkg/cli/cmd/wor...oad/workload.go 52%

Updated May 27, 2026 05:25 UTC
Code Coverage is in Public Preview. Learn more and provide us with your feedback.

MegaLinter v9.5.0 (newly used by the org validate-go workflow) activates two
linters that fail on every PR and block the required `🧹 Lint - mega-linter`
check:

- REPOSITORY_OSV_SCANNER: surfaces 60 pre-existing transitive dependency
  advisories repo-wide and cannot build the desktop webview cgo module
  (gtk+-3.0/webkit2gtk-4.0 are absent from the linter image). Disable it for
  consistency with the already-disabled trivy/grype/gitleaks/secretlint vuln
  scanners — this repo triages dependency CVEs via Dependabot, not a blocking
  MegaLinter gate.
- ACTION_ZIZMOR: redundant with the dedicated standalone `zizmor` CI check
  (which has the repo's own config and passes); MegaLinter's copy lacks GitHub
  API auth and re-reports pre-existing workflow-audit findings.

Verified with the MegaLinter go-flavor image: both linters are skipped and
COPYPASTE/jscpd passes (0 clones).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
@ksail-bot ksail-bot Bot enabled auto-merge May 26, 2026 22:56
Copilot AI review requested due to automatic review settings May 27, 2026 05:10
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Pull request overview

Copilot reviewed 8 out of 8 changed files in this pull request and generated 2 comments.

Comment thread .mega-linter.yml
Comment on lines +8 to +12
# zizmor runs as a dedicated, standalone CI check (the `zizmor` job) with the
# repo's own configuration; MegaLinter's copy is redundant and, newly
# activated in v9.5.0, otherwise fails (it lacks GitHub API auth and reports
# pre-existing workflow-audit findings the dedicated check already governs).
- ACTION_ZIZMOR
Comment thread pkg/fsutil/reader.go
// and each file is read with ReadFileSafe, so reads are confined to dir.
// Iteration stops early and returns the error if callback returns a non-nil
// error (callers can use a sentinel error to break on a match).
func ForEachYAMLFile(dir string, callback func(path string, content []byte) error) error {
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2 participants