Initial commit

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text=auto

README.md

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+# My Awesome normalizr

jestconfig.json

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+{
+    "transform": {
+      "^.+\\.(t|j)sx?$": "ts-jest"
+    },
+    "testRegex": "(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|tsx?)$",
+    "moduleFileExtensions": ["ts", "tsx", "js", "jsx", "json", "node"]
+}
+

package.json

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+{
+  "name": "nomalize-tool",
+  "version": "1.0.1",
+  "description": "my normalizr tool",
+  "main": "lib/index.js",
+  "types": "lib/index.d.ts",
+  "scripts": {
+    "build": "tsc",
+    "test": "jest --config jestconfig.json",
+    "format": "prettier --write \"src/**/*.ts\"",
+    "lint": "tslint -p tsconfig.json",
+    "prepare": "npm run build",
+    "prepublishOnly": "npm run test && npm run lint",
+    "preversion": "npm run lint",
+    "version": "npm run format && git add -A src",
+    "postversion": "git push && git push --tags"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://git.garena.com/yuqing.yang/my-awesome-normalizr.git"
+  },
+  "keywords": [
+    "normalize"
+  ],
+  "author": "yuqing.yang",
+  "license": "ISC",
+  "devDependencies": {
+    "@types/jest": "^27.0.2",
+    "jest": "^27.2.4",
+    "prettier": "^2.4.1",
+    "ts-jest": "^27.0.5",
+    "tslint": "^6.1.3",
+    "tslint-config-prettier": "^1.18.0",
+    "typescript": "^4.4.3"
+  },
+  "files": [
+    "lib/**/*"
+  ]
+}

src/__tests__/__snapshots__/schema.test.ts.snap

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+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`denormalize denormalizes entities 1`] = `
+Array [
+  Object {
+    "id": 1,
+    "type": "foo",
+  },
+  Object {
+    "id": 2,
+    "type": "bar",
+  },
+]
+`;
+
+exports[`denormalize denormalizes nested entities 1`] = `
+Object {
+  "author": Object {
+    "id": "8472",
+    "name": "Paul",
+  },
+  "body": "This article is great.",
+  "comments": Array [
+    Object {
+      "comment": "I like it!",
+      "id": "comment-123-4738",
+      "user": Object {
+        "id": "10293",
+        "name": "Jane",
+      },
+    },
+  ],
+  "id": "123",
+  "title": "A Great Article",
+}
+`;
+
+exports[`denormalize set to undefined if schema key is not in entities 1`] = `
+Object {
+  "author": undefined,
+  "comments": Array [
+    Object {
+      "user": undefined,
+    },
+  ],
+  "id": "123",
+}
+`;
+
+exports[`normalize ignores null values 1`] = `
+Object {
+  "entities": Object {},
+  "result": Array [
+    null,
+  ],
+}
+`;
+
+exports[`normalize ignores null values 2`] = `
+Object {
+  "entities": Object {},
+  "result": Array [
+    undefined,
+  ],
+}
+`;
+
+exports[`normalize ignores null values 3`] = `
+Object {
+  "entities": Object {},
+  "result": Array [
+    false,
+  ],
+}
+`;
+
+exports[`normalize normalizes entities 1`] = `
+Object {
+  "entities": Object {
+    "tacos": Object {
+      "1": Object {
+        "id": 1,
+        "type": "foo",
+      },
+      "2": Object {
+        "id": 2,
+        "type": "bar",
+      },
+    },
+  },
+  "result": Array [
+    1,
+    2,
+  ],
+}
+`;
+
+exports[`normalize normalizes entities with circular references 1`] = `
+Object {
+  "entities": Object {
+    "users": Object {
+      "123": Object {
+        "friends": Array [
+          123,
+        ],
+        "id": 123,
+      },
+    },
+  },
+  "result": 123,
+}
+`;
+
+exports[`normalize normalizes nested entities 1`] = `
+Object {
+  "entities": Object {
+    "articles": Object {
+      "123": Object {
+        "author": "8472",
+        "body": "This article is great.",
+        "comments": Array [
+          "comment-123-4738",
+        ],
+        "id": "123",
+        "title": "A Great Article",
+      },
+    },
+    "comments": Object {
+      "comment-123-4738": Object {
+        "comment": "I like it!",
+        "id": "comment-123-4738",
+        "user": "10293",
+      },
+    },
+    "users": Object {
+      "10293": Object {
+        "id": "10293",
+        "name": "Jane",
+      },
+      "8472": Object {
+        "id": "8472",
+        "name": "Paul",
+      },
+    },
+  },
+  "result": "123",
+}
+`;
+
+exports[`normalize passes over pre-normalized values 1`] = `
+Object {
+  "entities": Object {
+    "articles": Object {
+      "123": Object {
+        "author": 1,
+        "id": "123",
+        "title": "normalizr is great!",
+      },
+    },
+  },
+  "result": "123",
+}
+`;