useful set function

packages/cabal/.eslintrc.cjs

@@ -0,0 +1,4 @@
+module.exports = {
+  root: true,
+  extends: ['monoculture'],
+}

packages/cabal/README.md

@@ -0,0 +1,5 @@
+# cabal
+
+![dependencies via madge](./graph.svg)
+
+Useful tooling for Sets

packages/cabal/cabal.js

@@ -0,0 +1,9 @@
+import { curry } from 'ramda'
+
+export const hasOrAdd = curry(function _hasOrAdd(set, x) {
+  const had = set.has(x)
+  if (!had) {
+    set.add(x)
+  }
+  return had
+})

packages/cabal/jest.config.cjs

@@ -0,0 +1,4 @@
+const config = require('../../shared/jest-config/jest.config')
+module.exports = {
+  ...config,
+}

packages/cabal/package-scripts.cjs

@@ -0,0 +1,34 @@
+const PKG = require('./package.json')
+const sd = (script, description = '') =>
+  !!description ? { script, description } : { script }
+
+module.exports = {
+  scripts: {
+    autotest: {
+      ...sd(
+        'nps -c ./package-scripts.cjs autotest.rebuild test',
+        'rebuild and test autotests'
+      ),
+      rebuild: sd(
+        `drgen -i ${['./cabal.js'].join(
+          ' '
+        )} -o autotests --processor doctor-general-jest`,
+        'generate tests with `doctor-general`!'
+      ),
+    },
+    clean: sd('rm -r dist', 'clean the build!'),
+    lint: sd('eslint --fix .', 'lint!'),
+    test: {
+      ...sd('jest --coverage --verbose', 'test!'),
+      silent: sd(
+        'jest --silent --reporters=jest-silent-reporter --coverageReporters=none',
+        'test, quietly.'
+      ),
+      ci: sd(
+        'jest --ci --json --coverage --testLocationInResults --outputFile=ci-report.json',
+        'test for CI!'
+      ),
+      watch: sd('jest --watch', 'test with watch-mode!'),
+    },
+  },
+}

packages/cabal/package.json

@@ -0,0 +1,38 @@
+{
+  "name": "cabal",
+  "version": "0.0.1",
+  "description": "tooling for Sets 🍽️",
+  "main": "cabal.js",
+  "type": "module",
+  "repository": "brekk/monoculture",
+  "author": "brekk",
+  "license": "ISC",
+  "private": true,
+  "exports": {
+    ".": "./cabal.js"
+  },
+  "dependencies": {
+    "envtrace": "0.0.2",
+    "fluture": "14.0.0",
+    "ramda": "0.29.1"
+  },
+  "devDependencies": {
+    "@testing-library/jest-dom": "6.1.5",
+    "dotenv-cli": "7.3.0",
+    "eslint-config-monoculture": "workspace:shared/eslint-config-monoculture",
+    "jest": "29.7.0",
+    "jest-config": "workspace:shared/jest-config",
+    "nps": "^5.10.0"
+  },
+  "scripts": {
+    "nps": "dotenv -- nps -c ./package-scripts.cjs",
+    "autotest": "dotenv -- nps -c ./package-scripts.cjs autotest",
+    "autotest:rebuild": "dotenv -- nps -c ./package-scripts.cjs autotest.rebuild",
+    "clean": "dotenv -- nps -c ./package-scripts.cjs clean",
+    "lint": "dotenv -- nps -c ./package-scripts.cjs lint",
+    "test": "dotenv -- nps -c ./package-scripts.cjs test",
+    "test:ci": "dotenv -- nps -c ./package-scripts.cjs test.ci",
+    "test:silent": "dotenv -- nps -c ./package-scripts.cjs test.silent",
+    "test:watch": "dotenv -- nps -c ./package-scripts.cjs test.watch"
+  }
+}