Run results for: OpenAPIv3 Lodash cloneDeep vs structuredClone

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 119

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Lodash cloneDeep	1990.2 Ops/sec
Native structuredClone	2413.0 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

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        "examples": {
          "type": "object",
          "additionalProperties": {
            "oneOf": [
              {
                "$ref": "#/definitions/Example"
              },
              {
                "$ref": "#/definitions/Reference"
              }
            ]
          }
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false,
      "required": [
        "name",
        "in"
      ],
      "allOf": [
        {
          "$ref": "#/definitions/ExampleXORExamples"
        },
        {
          "$ref": "#/definitions/SchemaXORContent"
        },
        {
          "$ref": "#/definitions/ParameterLocation"
        }
      ]
    },
    "ParameterLocation": {
      "description": "Parameter location",
      "oneOf": [
        {
          "description": "Parameter in path",
          "required": [
            "required"
          ],
          "properties": {
            "in": {
              "enum": [
                "path"
              ]
            },
            "style": {
              "enum": [
                "matrix",
                "label",
                "simple"
              ],
              "default": "simple"
            },
            "required": {
              "enum": [
                true
              ]
            }
          }
        },
        {
          "description": "Parameter in query",
          "properties": {
            "in": {
              "enum": [
                "query"
              ]
            },
            "style": {
              "enum": [
                "form",
                "spaceDelimited",
                "pipeDelimited",
                "deepObject"
              ],
              "default": "form"
            }
          }
        },
        {
          "description": "Parameter in header",
          "properties": {
            "in": {
              "enum": [
                "header"
              ]
            },
            "style": {
              "enum": [
                "simple"
              ],
              "default": "simple"
            }
          }
        },
        {
          "description": "Parameter in cookie",
          "properties": {
            "in": {
              "enum": [
                "cookie"
              ]
            },
            "style": {
              "enum": [
                "form"
              ],
              "default": "form"
            }
          }
        }
      ]
    },
    "RequestBody": {
      "type": "object",
      "required": [
        "content"
      ],
      "properties": {
        "description": {
          "type": "string"
        },
        "content": {
          "type": "object",
          "additionalProperties": {
            "$ref": "#/definitions/MediaType"
          }
        },
        "required": {
          "type": "boolean",
          "default": false
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "SecurityScheme": {
      "oneOf": [
        {
          "$ref": "#/definitions/APIKeySecurityScheme"
        },
        {
          "$ref": "#/definitions/HTTPSecurityScheme"
        },
        {
          "$ref": "#/definitions/OAuth2SecurityScheme"
        },
        {
          "$ref": "#/definitions/OpenIdConnectSecurityScheme"
        }
      ]
    },
    "APIKeySecurityScheme": {
      "type": "object",
      "required": [
        "type",
        "name",
        "in"
      ],
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "apiKey"
          ]
        },
        "name": {
          "type": "string"
        },
        "in": {
          "type": "string",
          "enum": [
            "header",
            "query",
            "cookie"
          ]
        },
        "description": {
          "type": "string"
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "HTTPSecurityScheme": {
      "type": "object",
      "required": [
        "scheme",
        "type"
      ],
      "properties": {
        "scheme": {
          "type": "string"
        },
        "bearerFormat": {
          "type": "string"
        },
        "description": {
          "type": "string"
        },
        "type": {
          "type": "string",
          "enum": [
            "http"
          ]
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false,
      "oneOf": [
        {
          "description": "Bearer",
          "properties": {
            "scheme": {
              "type": "string",
              "pattern": "^[Bb][Ee][Aa][Rr][Ee][Rr]$"
            }
          }
        },
        {
          "description": "Non Bearer",
          "not": {
            "required": [
              "bearerFormat"
            ]
          },
          "properties": {
            "scheme": {
              "not": {
                "type": "string",
                "pattern": "^[Bb][Ee][Aa][Rr][Ee][Rr]$"
              }
            }
          }
        }
      ]
    },
    "OAuth2SecurityScheme": {
      "type": "object",
      "required": [
        "type",
        "flows"
      ],
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "oauth2"
          ]
        },
        "flows": {
          "$ref": "#/definitions/OAuthFlows"
        },
        "description": {
          "type": "string"
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "OpenIdConnectSecurityScheme": {
      "type": "object",
      "required": [
        "type",
        "openIdConnectUrl"
      ],
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "openIdConnect"
          ]
        },
        "openIdConnectUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "description": {
          "type": "string"
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "OAuthFlows": {
      "type": "object",
      "properties": {
        "implicit": {
          "$ref": "#/definitions/ImplicitOAuthFlow"
        },
        "password": {
          "$ref": "#/definitions/PasswordOAuthFlow"
        },
        "clientCredentials": {
          "$ref": "#/definitions/ClientCredentialsFlow"
        },
        "authorizationCode": {
          "$ref": "#/definitions/AuthorizationCodeOAuthFlow"
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "ImplicitOAuthFlow": {
      "type": "object",
      "required": [
        "authorizationUrl",
        "scopes"
      ],
      "properties": {
        "authorizationUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "refreshUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "scopes": {
          "type": "object",
          "additionalProperties": {
            "type": "string"
          }
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "PasswordOAuthFlow": {
      "type": "object",
      "required": [
        "tokenUrl",
        "scopes"
      ],
      "properties": {
        "tokenUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "refreshUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "scopes": {
          "type": "object",
          "additionalProperties": {
            "type": "string"
          }
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "ClientCredentialsFlow": {
      "type": "object",
      "required": [
        "tokenUrl",
        "scopes"
      ],
      "properties": {
        "tokenUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "refreshUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "scopes": {
          "type": "object",
          "additionalProperties": {
            "type": "string"
          }
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "AuthorizationCodeOAuthFlow": {
      "type": "object",
      "required": [
        "authorizationUrl",
        "tokenUrl",
        "scopes"
      ],
      "properties": {
        "authorizationUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "tokenUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "refreshUrl": {
          "type": "string",
          "format": "uri-reference"
        },
        "scopes": {
          "type": "object",
          "additionalProperties": {
            "type": "string"
          }
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    },
    "Link": {
      "type": "object",
      "properties": {
        "operationId": {
          "type": "string"
        },
        "operationRef": {
          "type": "string",
          "format": "uri-reference"
        },
        "parameters": {
          "type": "object",
          "additionalProperties": {
          }
        },
        "requestBody": {
        },
        "description": {
          "type": "string"
        },
        "server": {
          "$ref": "#/definitions/Server"
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false,
      "not": {
        "description": "Operation Id and Operation Ref are mutually exclusive",
        "required": [
          "operationId",
          "operationRef"
        ]
      }
    },
    "Callback": {
      "type": "object",
      "additionalProperties": {
        "$ref": "#/definitions/PathItem"
      },
      "patternProperties": {
        "^x-": {
        }
      }
    },
    "Encoding": {
      "type": "object",
      "properties": {
        "contentType": {
          "type": "string"
        },
        "headers": {
          "type": "object",
          "additionalProperties": {
            "oneOf": [
              {
                "$ref": "#/definitions/Header"
              },
              {
                "$ref": "#/definitions/Reference"
              }
            ]
          }
        },
        "style": {
          "type": "string",
          "enum": [
            "form",
            "spaceDelimited",
            "pipeDelimited",
            "deepObject"
          ]
        },
        "explode": {
          "type": "boolean"
        },
        "allowReserved": {
          "type": "boolean",
          "default": false
        }
      },
      "patternProperties": {
        "^x-": {
        }
      },
      "additionalProperties": false
    }
  }
}

var myCopy = null;

Tests:

Lodash cloneDeep
myCopy = _.cloneDeep(MyObject);
Native structuredClone
myCopy = structuredClone(MyObject);

Run results for: OpenAPIv3 Lodash cloneDeep vs structuredClone

https://developer.mozilla.org/en-US/docs/Web/API/structuredClone

Lodash cloneDeep

Native structuredClone