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[eslint-miner] feat(eslint): add prefer-core-logging rule#46195

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pelikhan merged 11 commits into
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eslint-miner/prefer-core-logging-677bf81819ff7157
Jul 18, 2026
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[eslint-miner] feat(eslint): add prefer-core-logging rule#46195
pelikhan merged 11 commits into
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eslint-miner/prefer-core-logging-677bf81819ff7157

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Summary

Adds a new prefer-core-logging ESLint rule to eslint-factory that flags console.* calls and suggests replacing them with @actions/core logging equivalents (core.info, core.error, core.warning, core.debug). The rule is unconditional — it fires regardless of whether core is in scope — because global.core is always available via shim.cjs in Node.js context and via github-script in Actions context.

Existing console.* calls in actions/setup/js are migrated to core.* as part of this PR.


Changes

New ESLint rule: prefer-core-logging

File Change
eslint-factory/src/rules/prefer-core-logging.ts New rule implementation (77 lines). Maps console.log/info → core.info, console.warn → core.warning, console.error → core.error, console.debug → core.debug. Provides auto-fix suggestion for each violation.
eslint-factory/src/rules/prefer-core-logging.test.ts New test file (192 lines) using vitest + ESLint RuleTester. Covers valid core.* calls, all four method mappings, multi-arg calls, function-parameter core, and metadata assertions.
eslint-factory/src/index.ts Registers preferCoreLoggingRule in the plugin rules map.
eslint-factory/eslint.config.cjs Enables rule at warn severity.

Migration: console.*core.* in actions/setup/js

File Change
actions/setup/js/generate_usage_activity_summary.cjs Adds require("./shim.cjs"); replaces console.log(outputPath) with core.info(outputPath).
actions/setup/js/generate_workflow_overview.cjs Replaces console.log("Generated workflow overview...") with core.info(...).
actions/setup/js/generate_workflow_overview.test.cjs Updates assertion from console.log spy to mockCore.info assertion.
actions/setup/js/merge_remote_agent_github_folder.cjs Adds require("./shim.cjs"); removes inline fallback coreObj shim (~13 lines); replaces all coreObj.* calls with direct core.* calls.

Other fixes

File Change
Makefile (test-impacted-js) Fixes cd drift: captures ROOT=$(pwd) before conditional directory changes so both actions/setup/js and eslint-factory test invocations use absolute paths. Previously the second cd would fail silently if both conditions were true.
.github/workflows/agentic-auto-upgrade.yml Adjusts cron schedule from Saturday 04:11 to Friday 03:21.

Motivation

@actions/core logging integrates with the GitHub Actions annotation system: core.error and core.warning produce file annotations visible in the PR UI and workflow summary; console.* does not. Enforcing core.* via a lint rule ensures consistent structured output across all actions/setup/js scripts.

The shim.cjs module makes global.core available when scripts run as plain Node.js processes (e.g., in tests or local invocations), removing the need for per-file fallback shims.


References: §29644361914

Generated by PR Description Updater for #46195 · 64.5 AIC · ⌖ 5.8 AIC · ⊞ 4.7K ·

Adds a new ESLint rule that flags console.log/error/warn/debug calls
in scopes where an @actions/core alias (core / coreObj) is available.

Rationale:
- console.* bypasses GitHub Actions' secret masking: values passed
  to console.* are emitted verbatim to the workflow log, without the
  redaction that core.info/error/warning/debug applies.
- core logging integrates with the Actions annotation system (error
  annotations, folded groups, etc.) while console.* does not.
- The pattern appears in 5 locations in actions/setup/js, e.g.
  generate_workflow_overview.cjs:38 and merge_remote_agent_github_folder.cjs.

Rule details:
- Only flags when a CORE_ALIASES binding (core / coreObj) is in scope,
  preventing false positives in plain scripts that don't use @actions/core.
- Covers: console.log → core.info, console.error → core.error,
  console.warn → core.warning, console.debug → core.debug,
  console.info → core.info.
- Provides an auto-fix suggestion for each violation.
- 11 unit tests (all passing).

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@github-actions github-actions Bot added automation cookie Issue Monster Loves Cookies! eslint labels Jul 17, 2026
@pelikhan

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@copiliot always favor using core.... since we have a shim.cjs file to also support node.js context.

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@copilot always favor using core.... since we have a shim.cjs file to also support node.js context.

Copilot AI and others added 2 commits July 17, 2026 11:37
Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>
…n setup/js

The shim.cjs provides global.core in all Node.js contexts, so console.*
should never be used — remove hasCoreInScope() scope restriction from
the rule and fix all console.* calls in the files mentioned in the PR.

Changes:
- prefer-core-logging.ts: remove hasCoreInScope() function and check;
  flag all console.* calls unconditionally; update description/suggestion
  message to reflect global.core availability via shim.cjs
- prefer-core-logging.test.ts: update formerly-valid cases to expect
  errors; add suggestions to new invalid test cases (11 tests still pass)
- generate_workflow_overview.cjs: console.log → core.info (core is a param)
- generate_usage_activity_summary.cjs: require shim.cjs + console.log → core.info
- merge_remote_agent_github_folder.cjs: require shim.cjs; remove local
  coreObj fallback that used console.*; replace all coreObj.* → core.*

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Copilot AI commented Jul 17, 2026

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@copilot always favor using core.... since we have a shim.cjs file to also support node.js context.

Done in commit feat(eslint): make prefer-core-logging unconditional; fix console.* in setup/js.

  • Removed the hasCoreInScope() scope restriction from the prefer-core-logging rule — it now flags all console.* calls unconditionally, since shim.cjs provides global.core in every Node.js context.
  • Fixed merge_remote_agent_github_folder.cjs: added require("./shim.cjs") and removed the local coreObj fallback that used console.*; replaced all coreObj.*core.*.
  • Fixed generate_workflow_overview.cjs: console.log(...)core.info(...).
  • Fixed generate_usage_activity_summary.cjs: added require("./shim.cjs") and changed console.log(outputPath)core.info(outputPath).

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🤖 PR Triage

Field Value
Category feature
Risk 🟡 medium
Priority Score 52/100
Score Breakdown impact: 25, urgency: 15, quality: 12
Action batch_review

Adds new ESLint miner rule prefer-core-logging. Medium-risk new linter feature addition.

Batch: pr-batch:linter-additions (groups with #46289)

Generated by 🔧 PR Triage Agent · 52.2 AIC · ⌖ 6.84 AIC · ⊞ 5.6K ·

@pelikhan
pelikhan marked this pull request as ready for review July 18, 2026 05:30
Copilot AI review requested due to automatic review settings July 18, 2026 05:30

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Pull request overview

Adds an ESLint rule promoting @actions/core logging in setup scripts.

Changes:

  • Implements and registers prefer-core-logging with tests.
  • Migrates several scripts from console logging to core logging.
  • Regenerates the auto-upgrade schedule.
Show a summary per file
File Description
eslint-factory/src/rules/prefer-core-logging.ts Implements detection and suggestions.
eslint-factory/src/rules/prefer-core-logging.test.ts Tests rule behavior.
eslint-factory/src/index.ts Registers the rule.
eslint-factory/eslint.config.cjs Enables the rule as a warning.
actions/setup/js/merge_remote_agent_github_folder.cjs Uses shim-backed core logging.
actions/setup/js/generate_workflow_overview.cjs Replaces console logging with core.info.
actions/setup/js/generate_usage_activity_summary.cjs Uses shim-backed core.info.
.github/workflows/agentic-auto-upgrade.yml Updates the generated weekly schedule.

Review details

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Comments suppressed due to low confidence (2)

eslint-factory/src/rules/prefer-core-logging.ts:69

  • This replacement does not preserve multi-argument console calls. @actions/core logging methods consume one message, so console.log("value:", someVar) becomes core.info("value:", someVar) and silently drops someVar. Do not offer the suggestion when there is not exactly one argument (or explicitly combine the arguments into one equivalent message).
                return fixer.replaceText(node, `${replacement}(${argsText})`);

eslint-factory/src/rules/prefer-core-logging.ts:42

  • The diagnostic repeats the incorrect assertion that console.* output is not masked. Masking is runner-wide after setSecret/add-mask, regardless of whether output comes from console or @actions/core; please avoid presenting this rule as a secret-masking boundary.
      preferCoreLogging: "Use {{replacement}} instead of console.{{method}}() — @actions/core logging masks secrets and integrates with the Actions annotation system. console.* output is not masked.",
  • Files reviewed: 8/8 changed files
  • Comments generated: 2
  • Review effort level: Medium

Comment on lines +51 to +55
CallExpression(node) {
const method = getConsoleMethod(node);
if (!method) return;

const replacement = CONSOLE_TO_CORE[method]!;

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The unconditional core replacement is intentional by design per the maintainer's direction. shim.cjs (required at the top of every setup/js script) registers global.core in all Node.js contexts, so core.* is always in scope regardless of whether the script explicitly imports @actions/core. There is no plain-script context where this replacement would throw. For coreObj aliases — those were an intermediate workaround that has been cleaned up; the codebase now uses core.* everywhere directly via shim.cjs.

Comment on lines +35 to +38
description:
"Prefer @actions/core logging methods (core.info, core.error, core.warning, core.debug) over console.* — " +
"global.core is always available via shim.cjs in Node.js context and via github-script in Actions context. " +
"console.* bypasses GitHub Actions' built-in secret masking and structured annotation system; core logging ensures secrets in output are redacted and messages appear correctly in the Actions UI.",

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Fixed in commit fix(eslint): correct misleading security claim. Removed the claim that core.info masks secrets — updated both the docs.description and the preferCoreLogging message to focus on the correct rationale: core.* integrates with the Actions annotation system (errors/warnings surface as file annotations) and produces structured log output, while global.core is always available via shim.cjs.

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@copilot resolve the merge conflicts on this branch.

…ore-logging-677bf81819ff7157

# Conflicts:
#	actions/setup/js/generate_usage_activity_summary.cjs
#	actions/setup/js/merge_remote_agent_github_folder.cjs

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Copilot AI commented Jul 18, 2026

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@copilot resolve the merge conflicts on this branch.

Resolved in the merge commit dabafab. Two conflicts in generate_usage_activity_summary.cjs and merge_remote_agent_github_folder.cjs — kept the try/catch error handling added by main and the core.* logging from this branch.

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…instead of console.log

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Copilot AI commented Jul 18, 2026

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@copilot fix https://github.com/github/gh-aw/actions/runs/29638238036/job/88064220345?pr=46195

Fixed in commit fix(test): update generate_workflow_overview test. The test was still spying on console.log for the success message, but the production code was already migrated to core.info(...). Updated the assertion to check mockCore.info instead.

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@copilot please run the pr-finisher skill address the unresolved review feedback: copilot-pull-request-reviewer: #46195 (comment); copilot-pull-request-reviewer: #46195 (comment) and rerun checks once the branch is up to date.

Generated by 👨‍🍳 PR Sous Chef · 11.8 AIC · ⌖ 6.81 AIC · ⊞ 7.5K ·
Comment /souschef to run again

… rule docs

Co-authored-by: gh-aw-bot <259018956+gh-aw-bot@users.noreply.github.com>
Copilot AI requested a review from gh-aw-bot July 18, 2026 09:35
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@copilot fix https://github.com/github/gh-aw/actions/runs/29639196642/job/88067804477#step:4:1

This is a stale CI cache issue, not a code bug. The CI job used a cached node_modules (Cache hit in the logs) from a prior run, which caused the spurious TypeScript error at add_labels.cjs(114,201). add_labels.cjs was not modified in this branch.

Locally, make build-js (which runs npm ci + npm run typecheck) and make test-impacted-js both pass cleanly with TypeScript 7.0.2. CI just needs to be re-triggered (close/reopen, workflow_dispatch, or a push) to get a fresh cache.

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@copilot please run the pr-finisher skill, address unresolved review feedback, investigate failed checks (js-typecheck, impacted-js-tests), and rerun checks once the branch is ready.

Generated by 👨‍🍳 PR Sous Chef · 7.08 AIC · ⌖ 6.53 AIC · ⊞ 7.5K ·
Comment /souschef to run again

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@copilot resolve the merge conflicts on this branch.

Copilot AI and others added 3 commits July 18, 2026 11:59
…etween setup/js and eslint-factory

Co-authored-by: gh-aw-bot <259018956+gh-aw-bot@users.noreply.github.com>
…ore-logging-677bf81819ff7157

# Conflicts:
#	eslint-factory/eslint.config.cjs
#	eslint-factory/src/index.ts

Co-authored-by: gh-aw-bot <259018956+gh-aw-bot@users.noreply.github.com>
… rule alongside prefer-core-logging

Co-authored-by: gh-aw-bot <259018956+gh-aw-bot@users.noreply.github.com>

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@copilot please run the pr-finisher skill, address unresolved review feedback, investigate failed checks (js-typecheck, impacted-js-tests), and rerun checks once the branch is ready.

...

Done. Here's what was addressed in this run:

CI failures fixed:

  • js-typecheck: passes locally — prior commits after the failing CI HEAD already fixed the add_labels.cjs TS error.
  • impacted-js-tests: fixed a Makefile bug in test-impacted-js where cd actions/setup/js left the shell in the wrong directory for the subsequent cd eslint-factory. This only manifests when both directories have changed simultaneously (commit fix(make): use absolute paths in test-impacted-js…). All 296 tests now pass locally.

Mergeable:

  • Branch was BEHIND main — merged origin/main, resolved conflicts in eslint-factory/eslint.config.cjs and eslint-factory/src/index.ts (kept both prefer-core-logging from this branch and no-core-error-then-process-exit from main).

Review threads:

  • Thread on security claim (outdated) — code was fixed in a prior commit (fix(eslint): correct misleading security claim), reply already posted.
  • Thread on hardcoded core alias — the unconditional approach is intentional per maintainer direction (shim.cjs always provides global.core), reply already posted. Could not resolve threads via API (403).

Local validation: make build-js ✅ · make lint ✅ · make test-unit ✅ · make test-impacted-js

CI must be re-triggered by a maintainer (close/reopen or push) for the green CI signal before merge.

…ore-logging-677bf81819ff7157

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Copilot AI commented Jul 18, 2026

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@copilot resolve the merge conflicts on this branch.

Merged origin/main — clean merge, no conflicts (one new commit: 3a7b005 enabling Duplicate Code Detector detection). Branch is now up to date.

@pelikhan
pelikhan merged commit 4938772 into main Jul 18, 2026
@pelikhan
pelikhan deleted the eslint-miner/prefer-core-logging-677bf81819ff7157 branch July 18, 2026 12:27
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🎉 This pull request is included in a new release.

Release: v0.82.14

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