Add json schema pointer

packages/parser/json-schema-pointer/.eslintignore

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+**/*.js
+**/*.mjs

packages/parser/json-schema-pointer/.eslintrc.js

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+/** @type { import("eslint").ESLint.ConfigData } */
+module.exports = {
+  extends: '@cuaklabs/eslint-config',
+  parserOptions: {
+    project: ['./tsconfig.json'],
+    tsconfigRootDir: __dirname,
+  },
+};

packages/parser/json-schema-pointer/.gitignore

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+# node modules
+/node_modules/
+
+# Test coverage report
+/coverage
+
+# Compiled files
+/lib/
+
+# Turborepo files
+.turbo/

packages/parser/json-schema-pointer/.lintstagedrc.json

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+{
+  "*.js": [
+    "prettier --write"
+  ],
+  "*.ts": [
+    "prettier --write",
+    "eslint"
+  ]
+}

packages/parser/json-schema-pointer/CHANGELOG.md

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+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
+
+<!--
+## [UNRELEASED]
+
+### Added
+### Changed
+### Deprecated
+### Removed
+### Fixed
+### Security
+### Docs
+-->
+
+
+

packages/parser/json-schema-pointer/LICENSE

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+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or
+distribute this software, either in source code form or as a compiled
+binary, for any purpose, commercial or non-commercial, and by any
+means.
+
+In jurisdictions that recognize copyright laws, the author or authors
+of this software dedicate any and all copyright interest in the
+software to the public domain. We make this dedication for the benefit
+of the public at large and to the detriment of our heirs and
+successors. We intend this dedication to be an overt act of
+relinquishment in perpetuity of all present and future rights to this
+software under copyright law.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+For more information, please refer to <https://unlicense.org>

packages/parser/json-schema-pointer/jest.config.mjs

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+import { tsGlobalConfig } from '@cuaklabs/jest-config';
+
+export default tsGlobalConfig;

packages/parser/json-schema-pointer/jest.js.config.mjs

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+import { jsGlobalConfig } from '@cuaklabs/jest-config';
+
+export default jsGlobalConfig;

packages/parser/json-schema-pointer/package.json

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+{
+  "author": "Roberto Pintos López (https://github.com/notaphplover)",
+  "description": "JSON Schema parser",
+  "devDependencies": {
+    "@cuaklabs/json-schema-types": "workspace:*",
+    "@jest/globals": "29.6.4",
+    "@types/glob": "8.1.0",
+    "@types/node": "18.17.14",
+    "@typescript-eslint/eslint-plugin": "6.6.0",
+    "@typescript-eslint/parser": "6.6.0",
+    "eslint": "8.48.0",
+    "eslint-import-resolver-typescript": "3.6.0",
+    "eslint-plugin-import": "2.26.0",
+    "eslint-plugin-jest": "27.2.3",
+    "eslint-plugin-prettier": "5.0.0",
+    "jest": "29.6.4",
+    "jest-mock": "29.6.3",
+    "prettier": "3.0.3",
+    "rimraf": "5.0.1",
+    "ts-jest": "29.1.1",
+    "ts-node": "10.9.1",
+    "typescript": "5.2.2"
+  },
+  "bugs": {
+    "url": "https://github.com/cuaklabs/ajstt/issues"
+  },
+  "homepage": "https://github.com/cuaklabs/ajstt#readme",
+  "license": "See license in \"LICENSE\" file",
+  "exports": "./lib/index.js",
+  "main": "lib/index.js",
+  "name": "@cuaklabs/json-schema-pointer",
+  "publishConfig": {
+    "access": "public"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/cuaklabs/ajstt.git"
+  },
+  "scripts": {
+    "build": "tsc --build tsconfig.json",
+    "build:clean": "rimraf lib",
+    "format": "prettier --write ./src/**/*.ts",
+    "lint": "eslint --ext ts --ignore-path .gitignore ./src",
+    "prebuild": "pnpm run build:clean",
+    "test:ts": "jest --config=jest.config.mjs --runInBand",
+    "test:integration": "pnpm run test --selectProjects Integration",
+    "test": "jest --config=jest.js.config.mjs --runInBand",
+    "test:coverage": "pnpm run test --coverage",
+    "test:uncommitted": "pnpm run test:ts --changedSince=HEAD",
+    "test:unit": "pnpm run test --selectProjects Unit"
+  },
+  "version": "0.1.0"
+}

packages/parser/json-schema-pointer/prettier.config.mjs

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+import config from '@cuaklabs/prettier-config';
+
+export default config;

packages/parser/json-schema-pointer/src/index.ts

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+import { resolveJsonPointer } from './resolveJsonPointer';
+
+export { resolveJsonPointer };

packages/parser/json-schema-pointer/src/resolveJsonPointer.spec.ts

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+import { beforeAll, describe, expect, it } from '@jest/globals';
+
+import { JsonValue } from '@cuaklabs/json-schema-types';
+
+import { resolveJsonPointer } from './resolveJsonPointer';
+
+describe(resolveJsonPointer.name, () => {
+  describe.each<[string, JsonValue, JsonValue | undefined]>([
+    [
+      '',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+    ],
+    [
+      '/foo',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      ['bar', 'baz'],
+    ],
+    [
+      '/foo/0',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      'bar',
+    ],
+    [
+      '/',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      0,
+    ],
+    [
+      '/a~1b',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      1,
+    ],
+    [
+      '/c%d',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      2,
+    ],
+    [
+      '/e^f',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      3,
+    ],
+    [
+      '/g|h',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      4,
+    ],
+    [
+      '/i\\j',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      5,
+    ],
+    [
+      '/k"l',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      6,
+    ],
+    [
+      '/ ',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      7,
+    ],
+    [
+      '/m~0n',
+      {
+        '': 0,
+        ' ': 7,
+        'a/b': 1,
+        'c%d': 2,
+        'e^f': 3,
+        foo: ['bar', 'baz'],
+        'g|h': 4,
+        'i\\j': 5,
+        'k"l': 6,
+        'm~n': 8,
+      },
+      8,
+    ],
+  ])(
+    'having a "%s" pointer',
+    (
+      pointer: string,
+      json: JsonValue,
+      expectedResult: JsonValue | undefined,
+    ) => {
+      describe('when called', () => {
+        let result: unknown;
+
+        beforeAll(() => {
+          result = resolveJsonPointer(json, pointer);
+        });
+
+        it('should return the expected result', () => {
+          expect(result).toStrictEqual(expectedResult);
+        });
+      });
+    },
+  );
+});