{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://x07.io/spec/x07-lock.v0.4.0.schema.json",
  "title": "x07.lock@0.4.0",
  "description": "Project lockfile (x07.lock.json). Written by `x07 pkg lock`; consumed by x07c and x07 run when resolving dependency module roots.",
  "type": "object",
  "additionalProperties": false,
  "required": ["schema_version", "toolchain", "registry", "dependencies"],
  "properties": {
    "schema_version": { "const": "x07.lock@0.4.0" },
    "toolchain": { "$ref": "#/$defs/lock_toolchain" },
    "registry": { "$ref": "#/$defs/lock_registry" },
    "dependencies": {
      "type": "array",
      "items": { "$ref": "#/$defs/locked_dependency" },
      "default": []
    }
  },
  "$defs": {
    "semver": {
      "type": "string",
      "minLength": 1,
      "maxLength": 64,
      "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(?:-[0-9A-Za-z.-]+)?(?:\\+[0-9A-Za-z.-]+)?$"
    },
    "pkg_name": {
      "type": "string",
      "minLength": 1,
      "maxLength": 128,
      "pattern": "^[a-z][a-z0-9_-]{0,127}$"
    },
    "module_id": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256,
      "pattern": "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)*$"
    },
    "rel_path": {
      "type": "string",
      "minLength": 1,
      "maxLength": 1024,
      "pattern": "^(?![\\\\/])(?![A-Za-z]:)(?!.*(?:^|[\\\\/])\\.\\.(?:[\\\\/]|$)).+$"
    },
    "sha256_hex": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$",
      "description": "Lowercase hex sha256 digest."
    },
    "modules_sha256": {
      "type": "object",
      "description": "Map of module_id -> sha256 digest of the module x07AST JSON bytes.",
      "patternProperties": {
        "^[a-z][a-z0-9_]*(\\.[a-z0-9_]+)*$": { "$ref": "#/$defs/sha256_hex" }
      },
      "additionalProperties": false,
      "default": {}
    },
    "lock_toolchain": {
      "type": "object",
      "additionalProperties": false,
      "required": ["x07_version", "x07c_version", "lang_id", "compat"],
      "properties": {
        "x07_version": { "$ref": "#/$defs/semver" },
        "x07c_version": { "$ref": "#/$defs/semver" },
        "lang_id": { "type": "string", "minLength": 1, "maxLength": 64 },
        "compat": { "type": "string", "minLength": 1, "maxLength": 32 }
      }
    },
    "lock_registry": {
      "type": "object",
      "additionalProperties": false,
      "required": ["index_url"],
      "properties": {
        "index_url": { "type": "string", "minLength": 1, "maxLength": 2048 },
        "snapshot_hash": {
          "anyOf": [{ "$ref": "#/$defs/sha256_hex" }, { "type": "null" }],
          "default": null
        }
      }
    },
    "locked_dependency": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "name",
        "version",
        "path",
        "package_manifest_sha256",
        "module_root",
        "modules_sha256"
      ],
      "properties": {
        "name": { "$ref": "#/$defs/pkg_name" },
        "version": { "$ref": "#/$defs/semver" },
        "path": { "$ref": "#/$defs/rel_path" },
        "package_manifest_sha256": { "$ref": "#/$defs/sha256_hex" },
        "module_root": { "$ref": "#/$defs/rel_path" },
        "modules_sha256": { "$ref": "#/$defs/modules_sha256" },
        "overridden_by": {
          "anyOf": [{ "$ref": "#/$defs/pkg_name" }, { "type": "null" }],
          "default": null
        },
        "yanked": {
          "anyOf": [{ "type": "boolean" }, { "type": "null" }],
          "default": null
        },
        "advisories": {
          "type": "array",
          "items": { "$ref": "x07-pkg.advisory.schema.json" },
          "default": []
        }
      }
    }
  }
}