{"id":16690848,"url":"https://github.com/mpark/jpark","last_synced_at":"2026-04-22T23:31:32.589Z","repository":{"id":71815849,"uuid":"42088512","full_name":"mpark/jpark","owner":"mpark","description":null,"archived":false,"fork":false,"pushed_at":"2015-09-08T17:21:48.000Z","size":152,"stargazers_count":4,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-01-20T16:28:21.228Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/mpark.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2015-09-08T03:42:48.000Z","updated_at":"2018-02-27T07:42:03.000Z","dependencies_parsed_at":"2023-03-11T11:25:23.314Z","dependency_job_id":null,"html_url":"https://github.com/mpark/jpark","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mpark%2Fjpark","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mpark%2Fjpark/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mpark%2Fjpark/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/mpark%2Fjpark/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/mpark","download_url":"https://codeload.github.com/mpark/jpark/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":243482849,"owners_count":20297897,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-12T16:05:44.621Z","updated_at":"2025-12-30T00:15:55.367Z","avatar_url":"https://github.com/mpark.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# JPark\n\n## Quick Start\n\nThis project includes git submodules, use the `--recursive` flag when cloning.\n\n```bash\ngit clone --recursive git@github.com:mpark/jpark.git\n```\n\n## Major Concepts\n\n### Static JSON Schema\n\nThe following are the currently supported JSON schemas:\n\n* `json::boolean`\n* `json::number`\n* `json::string`\n* `json::array(\u003cschema\u003e)`  e.g. `json::array(json::number)`\n* `json::object\u003cType\u003e(json::field(\u003cname\u003e, \u003csource\u003e, \u003cschema\u003e), ...)`\n  e.g. `json::object\u003cPerson\u003e(json::field(\"Name\", \u0026Person::name, json::string))`\n\n### Apply the schema to an instance\n\nAll of the schemas mentioned above has an `operator()` which projects the schema\nonto an instance. For example, we can apply the `json::boolean` onto `true`:\n\n`std::cout \u003c\u003c json::boolean(true)  // prints: true`\n\n## Example\n\n```cpp\n#include \u003cjson.hpp\u003e\n\n#include \u003cstring\u003e\n#include \u003cvector\u003e\n\nstruct Person {\n  std::string first_name;\n  std::string last_name;\n  double height;\n  std::vector\u003cstd::string\u003e friends;\n};\n\nint main() {\n  Person person{\"J\", \"Park\", 180, {\"Moris\"}};\n  // Only extract the first/last name.\n  auto name = json::object\u003cPerson\u003e(\n    json::field(\"first name\", \u0026Person::first_name, json::string),\n    json::field(\"last name\", \u0026Person::last_name, json::string)\n  );\n  // {\"first name\":\"J\",\"last name\":\"Park\"}\n  std::cout \u003c\u003c name(person) \u003c\u003c std::endl;\n  // Full info.\n  auto full = json::object\u003cPerson\u003e(\n    json::field(\"given name\", \u0026Person::first_name, json::string),\n    json::field(\"surname\", \u0026Person::last_name, json::string),\n    json::field(\"height\", \u0026Person::height, json::number),\n    json::field(\"friends\", \u0026Person::friends, json::array(json::string))\n  );\n  // {\"given name\":\"J\",\"surname\":\"Park\",\"height\":180,\"friends\":[\"Moris\"]}\n  std::cout \u003c\u003c full(person) \u003c\u003c std::endl;\n}\n```\n\n## Requirements\n\nThis library requires a standard conformant __C++11__ compiler.\n\nThe following configurations were successfully tested:\n\n* __Mac OS X Yosemite__: Clang 3.5, 3.6, _Apple_ (with libc++)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmpark%2Fjpark","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmpark%2Fjpark","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmpark%2Fjpark/lists"}