build: one tsconfig, shared oxfmt, fallow, and unmerged generated files

.fallowrc.jsonc

@@ -0,0 +1,11 @@
+{
+	"extends": ["npm:@block65/shared-config/lib/fallow/fallow.jsonc"],
+
+	"entry": ["bin/index.ts", "oxfmt.config.ts", "oxlint.config.ts"],
+
+	// the Makefile runs its CLI to turn the openai document into JSON
+	"ignoreDependencies": ["js-yaml"],
+
+	// generated code under test, whose imports name files a snapshot may omit
+	"ignorePatterns": ["__tests__/__snapshots__/**"]
+}

.gitattributes

@@ -0,0 +1,5 @@
+# Generator output is rebuilt, never merged. `-merge` keeps our side of a
+# clash without conflict markers, so the fix is `make` and `vitest -u`, and
+# linguist-generated collapses these files in pull request diffs
+__tests__/fixtures/*/** -merge linguist-generated
+__tests__/__snapshots__/** -merge linguist-generated

.github/workflows/pr.yml

@@ -35,4 +35,4 @@ jobs:
       - run: just lint-ci
       - run: just fmt-check
       - run: just test
-      - run: just typecheck-fixtures
+      - run: just dead-code

justfile

@@ -1,4 +1,4 @@
-check: typecheck lint fmt-check test typecheck-fixtures
+check: typecheck lint fmt-check test dead-code
 
 typecheck:
 	pnpm exec oxlint --type-aware --type-check
@@ -19,5 +19,5 @@ fmt-check:
 test:
 	pnpm exec vitest run
 
-typecheck-fixtures:
-	pnpm exec tsc -p __tests__/tsconfig.json
+dead-code:
+	pnpm exec fallow dead-code

oxfmt.config.ts

@@ -0,0 +1,6 @@
+import { defineConfig } from "@block65/shared-config/oxfmt";
+
+export default defineConfig({
+	// generated code under test, compared byte for byte
+	ignorePatterns: ["__tests__/__snapshots__"],
+});

package.json

@@ -28,14 +28,14 @@
 		"yargs": "^18.1.0"
 	},
 	"devDependencies": {
-		"@block65/custom-error": "^14.1.0",
 		"@block65/rest-client": "^15.0.0",
 		"@block65/shared-config": "^0.5.0",
 		"@block65/tsconfig": "^0.3.1",
 		"@hono/standard-validator": "^0.4.0",
 		"@types/node": "^26.6.2",
 		"@types/toposort": "^2.0.7",
 		"@types/yargs": "^17.0.35",
+		"fallow": "^3.28.0",
 		"hono": "^4.13.8",
 		"js-yaml": "^5.4.2",
 		"openapi3-ts": "^4.6.1",

tsconfig.json

@@ -8,5 +8,15 @@
 		"resolveJsonModule": true
 	},
 
-	"include": ["bin", "lib", "oxlint.config.ts"]
+	"include": [
+		"bin",
+		"lib",
+		"__tests__",
+		"oxfmt.config.ts",
+		"oxlint.config.ts",
+		"vitest.config.ts"
+	],
+
+	// generator output compared byte for byte, without its imports' modules
+	"exclude": ["__tests__/__snapshots__"]
 }