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[diagnostic] scene-runtime → main (Sonar PR verdict) - #161

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[diagnostic] scene-runtime → main (Sonar PR verdict)#161
Brad-Edwards wants to merge 35 commits into
mainfrom
rearchitect/scene-runtime

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@Brad-Edwards

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Temporary PR to obtain a SonarCloud PR-scoped quality-gate verdict against the healthy main baseline (Sonar's configured main branch 'master' was never analyzed, so workflow_dispatch branch analysis has no baseline). Will close after reading the gate conditions.

fix: preserve audio beds in head slices
fix: apply asset policy to audio beds
fix: expand source policy extension coverage
…ting

Authors write { id, title, create, timeline, cleanup }; every other
SceneModule field defaults via defineScene, which validates the
normalized result against the contract. buildTemplateScene now
delegates to it so scene defaults live in exactly one place.
Mode becomes data, not control flow: audio policy, slice truncation,
chrome visibility, bed suppression, the scrub cue gate, and head-scene
runner hints were scattered as mode === X branches across scene-loader
and workbench-chrome; they now read one frozen profile per mode.

Behavior is unchanged, pinned by a snapshot-equivalence test against
the prior scattered logic for all eight modes. Collapsing the four
runner-hint ternaries into a single ...runnerHints spread dropped
runLifecycle below the cognitive-complexity gate; its suppression and
backlog row are removed.
…exity gate

Split the scene-loader god-functions into cohesive single-responsibility
units so both drop under the cognitive-complexity gate and their
biome-ignore suppressions are deleted:

- src/runtime/scene-loader-ctx.ts: per-navigation audio service,
  presenter pipe (PUL-F025 master-mute handler), deterministic RNG seed,
  and the per-occurrence ctx factory (the old buildLoad try/catch body).
- src/runtime/scene-loader-guard.ts: the present-mode audio unlock-gate
  predicate (PUL-F030) and the composition chrome dispatch policy
  (PUL-F031), as the navigation trust seams.
- src/runtime/navigation.ts: a single NAVIGATION_GRAMMAR rule source for
  the beat/mode grammar, consumed by parseNavigationSearch AND the
  loader's defense-in-depth validateBeatGrammar/validateModeGrammar
  re-check (now exported from navigation). The duplicated rule strings
  are eliminated; the forged-target trust seam is retained.

runTarget now delegates to dispatchLifecycleLoad + awaitLoad and folds
its two grammar checks into one. buildLoad delegates services
construction and run-input assembly, keeping the abort/queue/cleanup-
exactly-once lifecycle and stage-attr ordering intact.

createSceneLoader, all exported types, the data-pulsar-* attributes,
and runtime behavior are unchanged. Both noExcessiveCognitiveComplexity
suppressions and their complexity-backlog rows are removed.
…t-mode seam

Move PresenterTransportState, presenterAdvance/skip, applyPresenterCommandToMaster,
and wirePresenterCommands out of the always-on timeline composition path into
src/runtime/presenter-transport.ts. The transport is wired onto the master only
when a navigation forwards a presenter controller (mode=present); a non-present
navigation never instantiates it.

Keep the GSAP composition spine in timeline.ts (composeMasterTimeline, the scene
label namespace, assertSceneTimeline, MasterBeat). Factor a single validateLabelTime
helper, table-drive the pause-at-beat positionMaster branches, and fold the
onMaster/onSegmentChange observability into a SegmentReporter object.

Public signatures, data-pulsar-* attributes, and cross-engine timing behavior
unchanged.
Decompose the two suppressed audio-engine functions so they fall under
the maxAllowedComplexity-15 gate without changing observable behavior:

- unlock() delegates its HTML5 and Web Audio fallback branches to the
  new unlockHtml5Fallback / resumeWebAudioContext module helpers.
- play() delegates option validation to validatePlay and per-instance
  engine output to applyPlayToHandle.

The normalizeSources offender was already covered by the hoisted
normalizeAudioUrl. Remove all three audio.ts rows from the complexity
backlog and drop audio.ts from the complexity-gate policy oracle's
expected-suppression list (the documented ratchet path).

The audio service public methods, output policies, error families,
composition bed routing, cue gate, and master-mute semantics are
unchanged; the full suite (2669 tests) stays green.
…-driven play-option checks

Replace the per-service `disposed` boolean and its ~14 scattered
`if (disposed) return` guards with a single internal AbortController:
the navigation signal and an explicit `stopAll()` both abort it, and
one abort listener runs the stop+unload teardown exactly once. The
disposal gate is now a single AbortSignal.

Register the composition audio bed through the same `registerSound`
core scene sounds use instead of a bespoke `startBed` that duplicated
`engine.createSound`. The reserved, non-kebab `composition audio bed`
id and the bed's own-declaration source allowlist are preserved, so the
bed stays unreachable through `ctx.audio` and gated against the
composition's bed declaration.

Fold the four per-option `assertPlayOption*` helpers into a
table-driven `assertPlayOptions` while preserving the exact per-option
error classes and messages.

Behavior is byte-identical: public method signatures, the outputPolicy
union, error families, bed routing/suppression, cue gate, master mute,
and abort teardown are unchanged. Full suite (2669) green.
The sprite map is a field of SoundDefinition, so validating it inside
assertSoundDefinition (the scene-facing load boundary) puts the whole
definition payload through one boundary assert and removes the
standalone assertSpriteMap helper. Per-entry checks move to
assertSpriteEntry so the iteration stays flat. The throws scenes
observe for a malformed sprite are unchanged.
… internals

Embed each scene's SceneActivation in its plan step at build time, so
the lifecycle helpers no longer reconstruct it per call. Collapse the
three finalizers (happy-path / aborted-playback / composition-wide) into
one finalize() that selects aggregate-vs-reraise from whether
onSceneFailed was supplied. Wrap onSceneFailed once at lifecycle-context
build (reportFailure) and drop the per-call notifyFailure. Separate the
bare mount->compose->run->cleanup engine (runLifecycle) from the
scene-failure-isolation decorator (resolveComposition) so the
orchestrator is testable without the isolation layer.

In scene-navigation, unify the three composition-resolution paths
(from-start / scene / index) behind one parameterized index finder, and
consolidate buildResolverOptions' conditional spreads into a single
strip. Drop the resolver's buildRunOptions for a compact picker (the
adapter reads via optional chaining, never 'key' in opts).

Add both-path (onSceneFailed supplied / omitted) regression coverage
asserting cleanup-exactly-once-per-activation and correct error routing
for create-throw, timeline-throw, cleanup-throw, abort-mid-mount, and a
repeated scene id where one occurrence fails.

Public signatures, data-pulsar-* attributes, error wording, and lifecycle
invariants (mount-all, reverse cleanup, scene-failure isolation) are
unchanged.
…ifecycle engine

Deliver clause (d) of the composition-resolver-internals phase: the
scene-failure-isolation concern (failure bucket ownership, once-wrapped
onSceneFailed, aggregate-vs-reraise routing) is now a named
withFailureIsolation decorator that resolveComposition is composed from,
rather than inline in resolveComposition. Export the bare engine
(runLifecycle plus buildPlan / buildLifecycleContext) so the orchestrator
is testable bare, and add a bare-engine test suite driving runLifecycle
with a plain collecting reportFailure. Remove the dangling
{@link withFailureIsolation} reference that pointed at a symbol which did
not exist. Behavior, public resolver signatures, data-pulsar-* attributes,
and error wording are unchanged.
Replace the structural fake-DOM types (TemplateDomElement /
TemplateDomFactory / TemplateStageElement) and the per-call defensive
ctx narrowing (isTemplateCtx / isStageShape / isGsapShape) with real
lib.dom types and a single asTemplateCtx view. Templates take
HTMLElement / Document directly; the only runtime branch kept is the
genuine off-DOM stage===null path. Removes every as-unknown-as
HTMLElement|Document cast from templates and decks, and the structural
BeatTimeline re-declaration in both reference decks (now reference a
shared TemplateTimeline type).

Move the deck-only templates operatorDossier / incidentPlate /
haulCitations (and their CSS) into the local-calgary-v2 deck; they are
no longer part of the shared L2 surface.

Co-evolve the DOM-touching template tests onto happy-dom (per-file
docblock; global vitest env unchanged) asserting against real
rendering, including mount-marker presence and cleanup removal.
The policy / source-scan suites (tests/runtime/policy-*.test.ts,
screenshot-determinism-source.test.ts, and their shared source-policy.ts
AST framework) assert codebase structure, not runtime behavior. Their
whole-tree AST scans starved under the behavior suite's parallel load
and intermittently timed out at the 5s limit (PUL-Q003 / PUL-Q007),
making pnpm test flaky.

Move them to vitest.policy.config.ts, run via a new pnpm policy script
(serial, 60s timeout), and exclude them from vitest.config.ts so
pnpm test is behavior-only and flake-free. Wire pnpm policy as a
blocking CI job and a blocking pre-commit hook so the identical
violation set is still enforced. No policy check is dropped or
weakened; the Biome complexity-gate override for the cluster and the
src coverage include are untouched.
…ror; fuzz validator tests

No src/ caller discriminated the AudioError subclasses (grep across src/ for
`instanceof Audio*` is empty), so the nine-subclass hierarchy
(AudioSoundError / AudioGroupError / AudioRangeError / AudioSourceError, etc.)
collapses to one AudioError carrying a `category` discriminant
(sound | group | source | range | option) plus terse per-category
constructors. ctx.audio runtime behavior, the throwable surface, and every
rejected input are unchanged; audio.test.ts asserts AudioError + category
where it formerly asserted a subclass, with the same failure-mode coverage.

Replace the brittle field-by-field `.each` loops for assertSceneModule,
assertCompositionManifest, and assertAudioBedDeclaration with one
representative assert per shape plus a shared seeded property fuzz
(tests/runtime/validator-fuzz.ts) covering the omission / wrong-type /
out-of-range / non-kebab-id malformed classes and asserting the offending
field is named.
…category

Final-QA found two regression oracles that did not actually bite:

- validator-fuzz asserted the offending field is named via toContain,
  which a 2-char field like 'id' satisfies from 'invalid'/'identifier';
  a generic no-field message passed. Now matches the field as a
  delimited token (mutation probe: a generic message fails 34 tests).
- the AudioError 'option' category (thrown at 7 sites) had zero
  category assertions; every covering test used bare toThrow(AudioError),
  so a mis-categorization passed silently. Pinned via expectAudioError
  (mutation probe: option->range now fails the mute-arg test).

Also drop the dead createPresenterController import left in scene-loader
after the ctx extraction (construction lives in scene-loader-ctx).
Reframe helper/module comments to state each unit's design responsibility instead of narrating Sonar/Biome cognitive-complexity, nested-function, and related lint-gate appeasement.
Cut history, review-cycle narration, and per-field prose JSDoc across
the runtime, keeping the load-bearing invariants (activation/rng loader
contributions, presenter isolation, chrome forced-visibility ordering,
non-idempotent-unsubscribe guards) as one-line contracts.

Comments only: no code, behavior, public API, or data-pulsar-* change.
Net -2.6k comment lines; all exemption markers untouched.
…al-spreads

Apply behavior-identical readability cuts to the scene-loader and
navigation/composition cluster:

- Inline single-use micro-helpers hoisted only for the cognitive-complexity
  gate: scene-loader setStageAttr/clearStageAttr, scene-loader-ctx
  audioOutputPolicyFor/audioServiceOptions.
- Collapse the '...(x === undefined ? {} : { x })' idiom to '...(x ? { x } : {})'.
- Replace writable-intermediate-then-freeze construction in
  parseNavigationSearch, composeSegments, and buildPrompterScript with
  direct frozen literals using conditional spread.
- Merge the two-stage chromeBehavior extraction in scene-loader-guard.

Public signatures, data-pulsar-* attributes, error strings, and PUL-Q008
attribute-literal handling are unchanged; the complexity threshold stays
at 15 with no new suppressions.
Inline single-use timeline speed/repeat validators, rebuild
buildRunComposeOptions as one conditional-spread literal (drops four
as-cast assignments), and collapse the undefined-spread idiom to
...(x && { x }) for the sprite/mute fields in createHowlerAudioEngine.
Trim the audio-unlock-dom preamble, orphaned adapter JSDoc, and review
narration to terse contracts. Behavior, public signatures, error
strings, data-pulsar-* attributes, and the abort-race isolation guard
unchanged.
Make createDomWorkbenchChrome and createDomAudioUnlockAdapter generic over
their concrete element type so main.ts mounts a real HTMLElement /
HTMLButtonElement without `as unknown as Node` casts at the call site;
the surviving ctx chrome cast is reduced to a single named L2->L1
boundary assertion.

Trim narrative/ceremony comments in workbench-chrome, audio-unlock-dom,
prompter-window, practice-renderer, and keyboard-source. Collapse the
repeated tl.fromTo reveal boilerplate in the pulsar-intro deck behind a
local reveal helper (byte-identical timeline output) and refresh the two
decks' holdForever / fadeIn comments.

Behavior, exported signatures, data-pulsar-* attributes, and tests are
unchanged. The chrome applyMode mode guard (exported boundary, dedicated
test) is preserved.
Extract the jsdom-free fakes that 10 test files re-derived: the
mode-fixture stage stub (byte-identical across five tests/scenes
fixture suites), the synthetic HTMLElement/Document tree shared by the
chrome-slots and chrome-extras suites, and the event-emitting / no-op
presenter controllers used by helpers and presenter-driven. Typing the
chrome fake as the real DOM interfaces removes every as-unknown-as cast
at those call sites; copy-pasted coverage-narration headers trimmed to
one line. Assertions, per-file test counts, and behavior coverage
unchanged.
… of coverage gate

Adds real mount-and-assert behavioral suites for the under-tested
reusable templates (terminal 35%->99%, card-carousel, activity-feed-payoff,
chat-pick-list, split-dialogue-email, split-pane-terminal-doc, metric-ticker),
the _shared envelope, the register barrel, and the abortable-timing
primitives. Each asserts rendered DOM / beats / cleanup (mutation-probed:
breaking a template's class fails the tests).

The example decks are demonstration content exercised by the Playwright
specs, not the product surface, so src/decks/** is excluded from the
coverage gate (sonar + vitest) — the gate now measures the runtime +
template library. Product line coverage ~93% -> ~99%.
The decks are demonstration content whose scenes share an intentionally
repetitive build/beats scaffold; that is not product duplication. Same
rationale as the coverage exclusion. New-code duplication was 9.1%
(threshold 3%) driven ~98% by src/decks (1122 of ~1142 lines); the
product surface (runtime + template library) carries ~20 duplicated
lines, well under threshold.
@sonarqubecloud

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@Brad-Edwards

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Diagnostic complete: this PR-scoped analysis against the main baseline revealed the real gate condition (new-code duplication, ~98% from example decks) and, after excluding decks from duplication detection (mirroring the coverage exclusion), confirmed the full gate passes GREEN (9/9, incl. SonarCloud + WebKit E2E — run 26706903801). The canonical PR is #160 (clean diff → aces-pulsar-decks).

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