{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/yarn/main/json-schema/yarn-package-schema.json",
  "title": "YARN Package",
  "description": "Schema representing a Node.js package as managed by YARN, based on the package.json structure.",
  "type": "object",
  "properties": {
    "name": {
      "type": "string",
      "description": "Package name. Must be lowercase, URL-safe, and may be scoped (@scope/name).",
      "pattern": "^(@[a-z0-9-~][a-z0-9-._~]*/)?[a-z0-9-~][a-z0-9-._~]*$"
    },
    "version": {
      "type": "string",
      "description": "Package version following Semantic Versioning (semver)"
    },
    "description": {
      "type": "string",
      "description": "Short human-readable description of the package"
    },
    "main": {
      "type": "string",
      "description": "Entry point of the package (CommonJS)"
    },
    "module": {
      "type": "string",
      "description": "ES Module entry point"
    },
    "exports": {
      "description": "Package exports map defining public entry points",
      "oneOf": [
        { "type": "string" },
        { "type": "object" }
      ]
    },
    "scripts": {
      "type": "object",
      "description": "npm/yarn lifecycle scripts",
      "additionalProperties": { "type": "string" }
    },
    "dependencies": {
      "type": "object",
      "description": "Runtime dependencies",
      "additionalProperties": { "type": "string" }
    },
    "devDependencies": {
      "type": "object",
      "description": "Development-only dependencies",
      "additionalProperties": { "type": "string" }
    },
    "peerDependencies": {
      "type": "object",
      "description": "Peer dependencies expected to be provided by consumers",
      "additionalProperties": { "type": "string" }
    },
    "optionalDependencies": {
      "type": "object",
      "description": "Optional dependencies that do not cause install failures if missing",
      "additionalProperties": { "type": "string" }
    },
    "workspaces": {
      "description": "Yarn workspaces glob patterns",
      "oneOf": [
        {
          "type": "array",
          "items": { "type": "string" }
        },
        {
          "type": "object",
          "properties": {
            "packages": {
              "type": "array",
              "items": { "type": "string" }
            }
          }
        }
      ]
    },
    "packageManager": {
      "type": "string",
      "description": "Specifies the expected package manager (e.g., yarn@4.1.0)"
    },
    "license": {
      "type": "string",
      "description": "SPDX license identifier"
    },
    "repository": {
      "type": "object",
      "description": "Source code repository information",
      "properties": {
        "type": { "type": "string" },
        "url": { "type": "string", "format": "uri" }
      }
    },
    "keywords": {
      "type": "array",
      "description": "Searchable keywords for the package",
      "items": { "type": "string" }
    },
    "author": {
      "description": "Package author",
      "oneOf": [
        { "type": "string" },
        {
          "type": "object",
          "properties": {
            "name": { "type": "string" },
            "email": { "type": "string", "format": "email" },
            "url": { "type": "string", "format": "uri" }
          }
        }
      ]
    },
    "engines": {
      "type": "object",
      "description": "Required Node.js and npm/yarn version constraints",
      "additionalProperties": { "type": "string" }
    },
    "type": {
      "type": "string",
      "enum": ["module", "commonjs"],
      "description": "Module type for .js files"
    },
    "private": {
      "type": "boolean",
      "description": "Prevents accidental publishing if true"
    }
  },
  "required": ["name", "version"]
}