AI Slop Code Risk Monitor

penrose/penrose

Name: penrose/penrose — TypeScript Code Quality & Security Review | AI Slop Code Risk Monitor
Creator: AI Slop Code Risk Monitor

Adjusted legacy signal; badge bands: 25 / 50 / 75 (different from dashboard bands).

Create beautiful diagrams just by typing notation in plain text.

0.4 Low pattern signal View on GitHub

Open-Source Code Quality, Security and Technical Debt Review

This report summarizes scanner evidence for penrose/penrose, a TypeScript project with 8,010 GitHub stars. SynthScan examined 100,573 lines of code across 702 source files, recording 34 pattern matches distributed across 7 syntactic categories. The legacy adjusted pattern signal is 0.4 (Low pattern signal); it is not an authorship estimate.

Use the findings to ask whether maintainers can explain intent, verify dependencies, simplify unnecessary scaffolding, and focus review effort. Risk Payload v1 adds ownership, supply-chain, over-engineering, and review-effort vectors when available. These are prompts for human verification, not probabilities, security findings, or measured maintenance costs.

0.4

Adjusted Signal

0.4

Raw Pattern Score

100%

Time Factor

2026-10-31

Last Push

8.0K

Stars

TypeScript

Language

100.6K

Lines of Code

702

Files

Pattern Hits

2026-10-31

Scan Date

0.00

HC Hit Rate

Risk Review · Payload v1

Use each vector to guide manual verification of the underlying findings.

Payload schema: 1.0.0 · Engine: 2.0.0 · Scoring: heuristic-density-v1 · Scan date: 2026-10-31.

Cognitive Ownership Risk 1.5/100 · LOW

Can maintainers explain intent, assumptions, and trade-offs? 27 finding(s).

Hallucinated Dependency & Supply Chain Risk 0.3/100 · LOW

Are imports declared and package/API names verified? 7 finding(s).

Agent Over-Engineering Ratio 0.1/100 · LOW

Are wrappers, guards, and repeated structures necessary? 3 finding(s).

PR Review Velocity Impact 1.8/100 · LOW

Which changes need focused human review? 34 finding(s).

What These Metrics Mean

Adjusted Signal: Legacy pattern score normalized per 1,000 scanned lines and multiplied by the repository-level time factor. It is not an estimate of AI authorship.
Raw Pattern Score: Sum of severity- and context-weighted pattern findings before applying the time factor.
Time Factor: A coarse multiplier based on repository last-push metadata. It does not identify when individual code was written.
Pattern Hits: Count of configured pattern findings. Review each location and surrounding code before acting.
HC Hit Rate: High- and critical-severity findings per scanned file. Severity is a configured detector weight, not proof of a vulnerability or authorship.
Lines / Files: Scan coverage denominators used by the legacy normalized score.

Pattern-Signal History

This chart tracks the legacy adjusted pattern score across scan runs. Changes can reflect source changes, scan coverage, or detector/scoring versions; they do not measure AI adoption or prove that a team refactored code. Compare runs only when their scoring versions are compatible. The dashed line tracks the raw pattern-hit count.

Severity Breakdown

Groups findings by configured severity weight. Severity is not a confidence estimate, security rating, or proof that a package is missing. Verify imports against the project's manifests and inspect each finding in its local design context.

CRITICAL 0HIGH 0MEDIUM 1LOW 33

Directory Score Breakdown

This horizontal bar chart shows where configured pattern scores accumulate across directories. Treat the bars as locations to inspect, not as evidence of authorship or code quality. Use the file-level findings to decide whether a directory needs a focused ownership, dependency, complexity, or review check.

Pattern Findings

The scanner identified 34 distinct pattern matches across 7 syntactic categories. Each entry below represents a discrete location in the source code where the engine recorded a detector match to inspect in context. Expand any category row to inspect the individual file paths, line numbers, code snippets, and the lexical context (CODE, COMMENT, or STRING) in which each match was detected.

Reading the findings table: The Severity column indicates the configured finding weight (CRITICAL / HIGH / MEDIUM / LOW). The Context column identifies whether the match occurred inside executable code, an inline comment, or a string literal — legacy comment-context matches receive a ×1.5 score weight. The ⚡ bolt icon marks clustered matches: three or more patterns within a 10-line window, each receiving an additional ×1.5 density multiplier under the legacy scoring model.

Over-Commented Block21 hits · 21 pts

Severity	File	Line	Snippet	Context
LOW	…sources/helv-neue-outline-webfont/generator_config.txt	1	# Font Squirrel Font-face Generator Configuration File	COMMENT
LOW	packages/core/src/renderer/util.ts	1	import { isKeyOf } from "../utils/Util.js";	COMMENT
LOW	packages/core/src/types/styleSemantics.ts	101		COMMENT
LOW	packages/core/src/lib/Queries.ts	141	const dy = sub(y1, y0);	COMMENT
LOW	packages/core/src/lib/Queries.ts	161	fromStart: sqrt(add(squared(x0), squared(y0))),	COMMENT
LOW	packages/core/src/lib/Queries.ts	241	// point 0 is `ops.vsub([rx0, ry0], [lx1, ly0])`	COMMENT
LOW	packages/core/src/compiler/Style.test.ts	341	// for (let i = 0; i < selEnvs.length; i++) {	COMMENT
LOW	packages/core/src/compiler/Style.test.ts	401	// const rels: RelationPattern[] = selEnvs[6].header.contents.where.contents; // This is selector #6 in the LA Style	COMMENT
LOW	packages/core/src/compiler/Style.test.ts	421	// .map(S.ppRel);	COMMENT
LOW	packages/core/src/compiler/Style.test.ts	441	// Env,	COMMENT
LOW	packages/core/src/compiler/Style.test.ts	1141	// x.y = x.z[0]	COMMENT
LOW	packages/core/src/compiler/Style.test.ts	1161		COMMENT
LOW	…kages/edgeworth/src/analysis/SubstanceAnalysis.test.ts	121	// start: { line: 0, col: 0 },	COMMENT
LOW	packages/edgeworth/src/components/Content.tsx	201	// }),	COMMENT
LOW	packages/edgeworth/src/components/WeightSlider.tsx	1	// MIT License	COMMENT
LOW	packages/editor/src/components/SegmentedSlider.tsx	101	</SliderContainer>	COMMENT
LOW	packages/editor/src/components/Opt.tsx	1	export const EPS = 10e-3;	COMMENT
LOW	packages/editor/src/components/Opt.tsx	21	// const constrInfos = zip2(constrEngsNamed, constrMask)	COMMENT
LOW	packages/editor/src/components/Opt.tsx	41	// const energy = parseFloat(fnEvaled.toFixed(3));	COMMENT
LOW	packages/editor/src/components/Opt.tsx	61	// { name: "Expression", selector: "name", sortable: true },	COMMENT
LOW	packages/editor/src/components/Opt.tsx	81	// title={"Objectives"}	COMMENT

Fake / Example Data5 hits · 5 pts

Severity	File	Line	Snippet	Context
LOW	…s/helv-neue-outline-webfont/helveticaneueout-demo.html	495	<h1>Lorem Ipsum Dolor</h1>	CODE
LOW	…s/helv-neue-outline-webfont/helveticaneueout-demo.html	522	venenatis vestibulum. Lorem ipsum dolor sit amet, consectetur	CODE
LOW	…s/helv-neue-outline-webfont/helveticaneueout-demo.html	522	venenatis vestibulum. Lorem ipsum dolor sit amet, consectetur	CODE
LOW	…s/helv-neue-outline-webfont/helveticaneueout-demo.html	563	est at lobortis. Lorem ipsum dolor sit amet, consectetur	CODE
LOW	…s/helv-neue-outline-webfont/helveticaneueout-demo.html	563	est at lobortis. Lorem ipsum dolor sit amet, consectetur	CODE

Hyper-Verbose Identifiers3 hits · 3 pts

Severity	File	Line	Snippet	Context
LOW	packages/components/src/editing/tests/testUtils.ts	55	export function constructSubstanceCacheObj(vars: string[]) {	CODE
LOW	packages/components/src/editing/tests/testUtils.ts	202	export async function testSubstanceAutocomplete(	CODE
LOW	packages/editor/src/utils/firebaseUtils.tsx	141	export async function createSavedWorkspaceObject(userid: string) {	CODE

AI Slop Vocabulary1 hit · 3 pts

Severity	File	Line	Snippet	Context
MEDIUM	…ckages/components/src/editing/tests/styleTests.test.ts	957	// More robust tests could be added for expressions	COMMENT

Unused Imports2 hits · 2 pts

Severity	File	Line	Snippet	Context
LOW	packages/examples/src/array-models/makeSubstance.py	1		CODE
LOW	packages/examples/src/array-models/makeSubstance.py	2		CODE

TODO Padding1 hit · 2 pts

Severity	File	Line	Snippet	Context
LOW	packages/core/src/parser/ParserUtil.ts	160	// TODO: implement	COMMENT

Deep Nesting1 hit · 1 pts

Severity	File	Line	Snippet	Context
LOW	packages/examples/src/array-models/makeSubstance.py	14		CODE