Files
systemic-game-design-course/tools/coupling-audit.mjs
T
2026-10-28 23:54:55 +01:00

74 lines
2.3 KiB
JavaScript

#!/usr/bin/env node
// Zero-Coupling Law: engine dirs must not name catalog cards or noun words.
import { existsSync, readFileSync, readdirSync, statSync } from "node:fs";
import { join, relative } from "node:path";
import { loadCatalog, fail } from "./lib.mjs";
const META_NOUNS = new Set(["TEXT", "ALL", "EMPTY"]);
export function auditNames(catalog) {
return catalog
.filter((e) => e.kind === "card" || (e.kind === "word" && e.role === "noun" && !META_NOUNS.has(e.name)))
.map((e) => e.name)
.filter((n) => n.length >= 2);
}
export function variants(name) {
const words = name.split(/[^A-Za-z0-9]+/).filter(Boolean);
const lower = words.map((w) => w.toLowerCase());
const cap = (w) => w[0].toUpperCase() + w.slice(1);
return new Set([
name,
lower.join("_"),
lower[0] + lower.slice(1).map(cap).join(""),
lower.map(cap).join(""),
lower.join("_").toUpperCase(),
]);
}
const esc = (s) => s.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
function walk(dir, out = []) {
for (const e of readdirSync(dir)) {
if (e === "node_modules" || e === "target" || e.startsWith(".")) continue;
const p = join(dir, e);
statSync(p).isDirectory() ? walk(p, out) : out.push(p);
}
return out;
}
export function audit(ws, catalog) {
const cfg = JSON.parse(readFileSync(join(ws, ".course.json"), "utf8"));
const matchers = [];
for (const name of auditNames(catalog)) {
for (const v of variants(name)) {
matchers.push({ name, re: new RegExp(`(?<![A-Za-z0-9_])${esc(v)}(?![A-Za-z0-9_])`) });
}
}
const hits = [];
for (const d of cfg.engineDirs || []) {
const dir = join(ws, d);
if (!existsSync(dir)) continue;
for (const file of walk(dir)) {
readFileSync(file, "utf8").split("\n").forEach((line, i) => {
const seen = new Set();
for (const m of matchers) {
if (!seen.has(m.name) && m.re.test(line)) {
seen.add(m.name);
hits.push(`${relative(ws, file)}:${i + 1}: names "${m.name}"`);
}
}
});
}
}
return hits;
}
if (import.meta.main) {
const ws = process.argv[2];
if (!ws) fail("usage: coupling-audit.mjs <workspaceDir>");
const hits = audit(ws, loadCatalog());
if (hits.length) fail("coupling-audit: engine names specific content\n" + hits.map((h) => " " + h).join("\n"));
console.log("coupling-audit: ok");
}