fix(core-eslint): resolve event descriptors in no-undeclared-event-publish

The rule only matched bus.publish("string-literal", ...), but the
canonical pattern that `gen event` prescribes is
bus.publish(eventDescriptor, payload) — an imported identifier, never a
literal. The rule therefore never fired on real code, which is how the
auth signUp publish drifted from its manifest undetected.

Add `_event-ast.js`: resolves a `bus.publish(<identifier>)` argument by
following the import to the event-contract file and extracting the name
from either `defineEvent("...", schema)` or an inline `{ name }` object.
Unresolvable arguments are skipped, so the rule never false-positives.
This commit is contained in:
2026-05-21 11:49:36 +02:00
parent f2d633c02a
commit c099d7182b
3 changed files with 284 additions and 23 deletions

View File

@@ -5,13 +5,16 @@ import os from "node:os";
import fs from "node:fs";
import rule from "./no-undeclared-event-publish.js";
function makeFixture({ manifestUseCases, useCaseBody }) {
function makeFixture({ manifestUseCases, useCaseBody, eventFile }) {
const repoRoot = fs.mkdtempSync(path.join(os.tmpdir(), "nuep-"));
const featureDir = path.join(repoRoot, "packages", "demo");
fs.mkdirSync(path.join(featureDir, "src", "application", "use-cases"), { recursive: true });
fs.mkdirSync(path.join(featureDir, "src", "application", "use-cases"), {
recursive: true,
});
const useCasesObj = Object.entries(manifestUseCases)
.map(([name, uc]) =>
` ${name}: { mutates: ${uc.mutates}, audits: [${uc.audits.map((a) => `"${a}"`).join(", ")}], publishes: [${uc.publishes.map((p) => `"${p}"`).join(", ")}], consumes: [] },`,
.map(
([name, uc]) =>
` ${name}: { mutates: ${uc.mutates}, audits: [${uc.audits.map((a) => `"${a}"`).join(", ")}], publishes: [${uc.publishes.map((p) => `"${p}"`).join(", ")}], consumes: [] },`,
)
.join("\n");
fs.writeFileSync(
@@ -26,7 +29,21 @@ ${useCasesObj}
jobs: [],
} as const);`,
);
const useCaseFile = path.join(featureDir, "src", "application", "use-cases", "sign-up.use-case.ts");
if (eventFile) {
const eventsDir = path.join(featureDir, "src", "events");
fs.mkdirSync(eventsDir, { recursive: true });
fs.writeFileSync(
path.join(eventsDir, eventFile.filename),
eventFile.contents,
);
}
const useCaseFile = path.join(
featureDir,
"src",
"application",
"use-cases",
"sign-up.use-case.ts",
);
fs.writeFileSync(useCaseFile, useCaseBody);
return { repoRoot, useCaseFile };
}
@@ -42,39 +59,148 @@ const tester = new RuleTester({
describe("no-undeclared-event-publish", () => {
it("passes when bus.publish event name matches manifest publishes[]", () => {
const { repoRoot, useCaseFile } = makeFixture({
manifestUseCases: { signUp: { mutates: true, audits: [], publishes: ["demo.signed-up"] } },
manifestUseCases: {
signUp: { mutates: true, audits: [], publishes: ["demo.signed-up"] },
},
useCaseBody: `export const signUpUseCase = (bus) => async () => { bus.publish("demo.signed-up", {}); };`,
});
tester.run("no-undeclared-event-publish", rule, {
valid: [{ filename: useCaseFile, code: fs.readFileSync(useCaseFile, "utf8"), options: [{ repoRoot }] }],
valid: [
{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
},
],
invalid: [],
});
});
it("fires when bus.publish event name is not in manifest", () => {
const { repoRoot, useCaseFile } = makeFixture({
manifestUseCases: { signUp: { mutates: true, audits: [], publishes: [] } },
manifestUseCases: {
signUp: { mutates: true, audits: [], publishes: [] },
},
useCaseBody: `export const signUpUseCase = (bus) => async () => { bus.publish("demo.signed-up", {}); };`,
});
tester.run("no-undeclared-event-publish", rule, {
valid: [],
invalid: [{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
errors: [{ messageId: "undeclared", data: { event: "demo.signed-up", useCase: "signUp" } }],
}],
invalid: [
{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
errors: [
{
messageId: "undeclared",
data: { event: "demo.signed-up", useCase: "signUp" },
},
],
},
],
});
});
it("is a no-op when bus.publish is called with a non-literal argument", () => {
it("is a no-op when bus.publish is called with an unresolvable identifier", () => {
const { repoRoot, useCaseFile } = makeFixture({
manifestUseCases: { signUp: { mutates: true, audits: [], publishes: [] } },
manifestUseCases: {
signUp: { mutates: true, audits: [], publishes: [] },
},
useCaseBody: `export const signUpUseCase = (bus, name) => async () => { bus.publish(name, {}); };`,
});
tester.run("no-undeclared-event-publish", rule, {
valid: [{ filename: useCaseFile, code: fs.readFileSync(useCaseFile, "utf8"), options: [{ repoRoot }] }],
valid: [
{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
},
],
invalid: [],
});
});
it("passes when an imported inline event descriptor is declared", () => {
const { repoRoot, useCaseFile } = makeFixture({
manifestUseCases: {
signUp: { mutates: true, audits: [], publishes: ["demo.signed-up"] },
},
eventFile: {
filename: "signed-up.event.ts",
contents: `export const signedUpEvent = { name: "demo.signed-up" as const, schema: {} };`,
},
useCaseBody: `import { signedUpEvent } from "../../events/signed-up.event";
export const signUpUseCase = (bus) => async () => { bus.publish(signedUpEvent, {}); };`,
});
tester.run("no-undeclared-event-publish", rule, {
valid: [
{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
},
],
invalid: [],
});
});
it("fires when an imported inline event descriptor is not declared", () => {
const { repoRoot, useCaseFile } = makeFixture({
manifestUseCases: {
signUp: { mutates: true, audits: [], publishes: [] },
},
eventFile: {
filename: "signed-up.event.ts",
contents: `export const signedUpEvent = { name: "demo.signed-up" as const, schema: {} };`,
},
useCaseBody: `import { signedUpEvent } from "../../events/signed-up.event";
export const signUpUseCase = (bus) => async () => { bus.publish(signedUpEvent, {}); };`,
});
tester.run("no-undeclared-event-publish", rule, {
valid: [],
invalid: [
{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
errors: [
{
messageId: "undeclared",
data: { event: "demo.signed-up", useCase: "signUp" },
},
],
},
],
});
});
it("fires when an imported defineEvent() descriptor is not declared", () => {
const { repoRoot, useCaseFile } = makeFixture({
manifestUseCases: {
signUp: { mutates: true, audits: [], publishes: [] },
},
eventFile: {
filename: "signed-up.event.ts",
contents: `export const signedUpEvent = defineEvent("demo.signed-up", {});`,
},
useCaseBody: `import { signedUpEvent } from "../../events/signed-up.event";
export const signUpUseCase = (bus) => async () => { bus.publish(signedUpEvent, {}); };`,
});
tester.run("no-undeclared-event-publish", rule, {
valid: [],
invalid: [
{
filename: useCaseFile,
code: fs.readFileSync(useCaseFile, "utf8"),
options: [{ repoRoot }],
errors: [
{
messageId: "undeclared",
data: { event: "demo.signed-up", useCase: "signUp" },
},
],
},
],
});
});
});