{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "name": "project",
  "type": "object",
  "additionalProperties": true,
  "required": [
    "name"
  ],
  "properties": {
    "name": {
      "title": "Project name",
      "type": "string",
      "pattern": "^([a-zA-Z\\d]|[a-zA-Z\\d][\\w.-]*[a-zA-Z\\d])$"
    },
    "version": {
      "title": "Project version",
      "type": "string",
      "pattern": "^v?((([0-9]+)!)?([0-9]+(\\.[0-9]+)*)([-_\\.]?(alpha|a|beta|b|preview|pre|c|rc)[-_\\.]?([0-9]+)?)?((-([0-9]+))|([-_\\.]?(post|rev|r)[-_\\.]?([0-9]+)?))?([-_\\.]?(dev)[-_\\.]?([0-9]+)?)?)(\\+([a-zA-Z0-9]+([-_\\.][a-zA-Z0-9]+)*))?$",
      "examples": [
        "42.0.1",
        "0.3.9rc7.post0.dev5"
      ]
    },
    "description": {
      "title": "Project summary description",
      "type": "string"
    },
    "readme": {
      "title": "Project full description",
      "description": "AKA the README",
      "oneOf": [
        {
          "title": "README file path",
          "type": "string"
        },
        {
          "type": "object",
          "required": [
            "content-type"
          ],
          "properties": {
            "content-type": {
              "title": "README text content-type",
              "description": "RFC 1341 compliant content-type (with optional charset, defaulting to UTF-8)",
              "type": "string"
            }
          },
          "oneOf": [
            {
              "additionalProperties": false,
              "required": [
                "file"
              ],
              "properties": {
                "content-type": true,
                "file": {
                  "title": "README file path",
                  "type": "string"
                }
              }
            },
            {
              "additionalProperties": false,
              "required": [
                "text"
              ],
              "properties": {
                "content-type": true,
                "text": {
                  "title": "README text",
                  "type": "string"
                }
              }
            }
          ]
        }
      ],
      "examples": [
        "README.md",
        {
          "file": "README.txt",
          "content-type": "text/plain"
        },
        {
          "text": "# Example project\n\nAn example project",
          "content-type": "text/markdown"
        }
      ]
    },
    "requires-python": {
      "title": "Python version compatibility",
      "type": "string",
      "examples": [
        ">= 3.7"
      ]
    },
    "license": {
      "title": "Project license",
      "oneOf": [
        {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "file"
          ],
          "properties": {
            "file": {
              "title": "License file path",
              "type": "string"
            }
          }
        },
        {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "text"
          ],
          "properties": {
            "text": {
              "title": "License text",
              "type": "string"
            }
          }
        },
        {
          "type": "string",
          "description": "A SPDX license identifier"
        }
      ],
      "examples": [
        {
          "text": "MIT"
        },
        {
          "file": "LICENSE"
        },
        "MIT",
        "BSD-2-Clause OR Apache-2.0",
        "LicenseRef-Proprietary"
      ]
    },
    "license-files": {
      "title": "License files",
      "description": "Relative paths or globs to paths of license files. Can be an empty list.",
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "authors": {
      "title": "Project authors",
      "type": "array",
      "items": {
        "$ref": "#/definitions/projectAuthor"
      }
    },
    "maintainers": {
      "title": "Project maintainers",
      "type": "array",
      "items": {
        "$ref": "#/definitions/projectAuthor"
      }
    },
    "keywords": {
      "title": "Project keywords",
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "classifiers": {
      "title": "Applicable Trove classifiers",
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "urls": {
      "title": "Project URLs",
      "type": "object",
      "additionalProperties": {
        "type": "string",
        "format": "uri"
      },
      "examples": [
        {
          "homepage": "https://example.com/example-project"
        }
      ]
    },
    "scripts": {
      "title": "Console scripts",
      "type": "object",
      "additionalProperties": {
        "type": "string"
      },
      "examples": [
        {
          "mycmd": "package.module:object.function"
        }
      ]
    },
    "gui-scripts": {
      "title": "GUI scripts",
      "type": "object",
      "additionalProperties": {
        "type": "string"
      },
      "examples": [
        {
          "mycmd": "package.module:object.function"
        }
      ]
    },
    "entry-points": {
      "title": "Other entry-point groups",
      "type": "object",
      "additionalProperties": false,
      "patternProperties": {
        "^\\w+(\\.\\w+)*$": {
          "type": "object",
          "additionalProperties": {
            "type": "string"
          }
        }
      },
      "propertyNames": {
        "not": {
          "anyOf": [
            {
              "const": "console_scripts"
            },
            {
              "const": "gui_scripts"
            }
          ]
        }
      },
      "examples": [
        {
          "pygments.styles": {
            "monokai": "package.module:object.attribute"
          }
        }
      ]
    },
    "dependencies": {
      "title": "Project dependency requirements",
      "type": "array",
      "items": {
        "type": "string"
      },
      "examples": [
        [
          "attrs",
          "requests ~= 2.28"
        ]
      ]
    },
    "optional-dependencies": {
      "title": "Project extra dependency requirements",
      "description": "keys are extra names",
      "type": "object",
      "patternProperties": {
        "^([a-z\\d]|[a-z\\d]([a-z\\d-](?!--))*[a-z\\d])$": {
          "type": "array",
          "items": {
            "type": "string"
          }
        }
      },
      "examples": [
        {
          "typing": [
            "boto3-stubs",
            "typing-extensions ~= 4.1"
          ]
        }
      ]
    },
    "dynamic": {
      "title": "Dynamic metadata values",
      "type": "array",
      "items": {
        "type": "string",
        "enum": [
          "version",
          "description",
          "readme",
          "requires-python",
          "license",
          "license-files",
          "authors",
          "maintainers",
          "keywords",
          "classifiers",
          "urls",
          "scripts",
          "gui-scripts",
          "entry-points",
          "dependencies",
          "optional-dependencies"
        ]
      },
      "examples": [
        [
          "version"
        ]
      ]
    }
  },
  "definitions": {
    "projectAuthor": {
      "type": "object",
      "additionalProperties": false,
      "anyOf": [
        {
          "required": [
            "name"
          ],
          "properties": {
            "name": true
          }
        },
        {
          "required": [
            "email"
          ],
          "properties": {
            "email": true
          }
        }
      ],
      "properties": {
        "name": {
          "title": "Author name",
          "type": "string"
        },
        "email": {
          "title": "Author email",
          "type": "string",
          "format": "email"
        }
      }
    }
  }
}