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=a.h.j-(a.s?1:0))return!1;if(a.s)return a.i=b.D.concat(a.i),!0;if(1==a.G||2==a.G||a.B>=(a.Va?0:a.Wa))return!1;a.s=ub(p(a.Ga,a,b),cd(a,a.B));a.B++;return!0}\nh.Ga=function(a){if(this.s)if(this.s=null,1==this.G){if(!a){this.U=Math.floor(1E5*Math.random());a=this.U++;const e=new M(this,this.j,a);let f=this.o;this.S&&(f?(f=sa(f),ua(f,this.S)):f=this.S);null!==this.m||this.O||(e.H=f,f=null);if(this.P)a:{var b=0;for(var c=0;c`silent` to turn off logging.
\n * \n */\nexport function setLogLevel(logLevel: LogLevelString): void {\n logClient.setLogLevel(logLevel);\n}\n\nexport function logDebug(msg: string, ...obj: unknown[]): void {\n if (logClient.logLevel <= LogLevel.DEBUG) {\n const args = obj.map(argToString);\n logClient.debug(`Firestore (${SDK_VERSION}): ${msg}`, ...args);\n }\n}\n\nexport function logError(msg: string, ...obj: unknown[]): void {\n if (logClient.logLevel <= LogLevel.ERROR) {\n const args = obj.map(argToString);\n logClient.error(`Firestore (${SDK_VERSION}): ${msg}`, ...args);\n }\n}\n\n/**\n * @internal\n */\nexport function logWarn(msg: string, ...obj: unknown[]): void {\n if (logClient.logLevel <= LogLevel.WARN) {\n const args = obj.map(argToString);\n logClient.warn(`Firestore (${SDK_VERSION}): ${msg}`, ...args);\n }\n}\n\n/**\n * Converts an additional log parameter to a string representation.\n */\nfunction argToString(obj: unknown): string | unknown {\n if (typeof obj === 'string') {\n return obj;\n } else {\n try {\n return formatJSON(obj);\n } catch (e) {\n // Converting to JSON failed, just log the object directly\n return obj;\n }\n }\n}\n","/**\n * @license\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\n/** Formats an object as a JSON string, suitable for logging. */\nexport function formatJSON(value: unknown): string {\n return JSON.stringify(value);\n}\n","/**\n * @license\n * Copyright 2017 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\nimport { SDK_VERSION } from '../core/version';\n\nimport { logError } from './log';\n\n/**\n * Unconditionally fails, throwing an Error with the given message.\n * Messages are stripped in production builds.\n *\n * Returns `never` and can be used in expressions:\n * @example\n * let futureVar = fail('not implemented yet');\n */\nexport function fail(failure: string = 'Unexpected state'): never {\n // Log the failure in addition to throw an exception, just in case the\n // exception is swallowed.\n const message =\n `FIRESTORE (${SDK_VERSION}) INTERNAL ASSERTION FAILED: ` + failure;\n logError(message);\n\n // NOTE: We don't use FirestoreError here because these are internal failures\n // that cannot be handled by the user. (Also it would create a circular\n // dependency between the error and assert modules which doesn't work.)\n throw new Error(message);\n}\n\n/**\n * Fails if the given assertion condition is false, throwing an Error with the\n * given message if it did.\n *\n * Messages are stripped in production builds.\n */\nexport function hardAssert(\n assertion: boolean,\n message?: string\n): asserts assertion {\n if (!assertion) {\n fail(message);\n }\n}\n\n/**\n * Fails if the given assertion condition is false, throwing an Error with the\n * given message if it did.\n *\n * The code of callsites invoking this function are stripped out in production\n * builds. Any side-effects of code within the debugAssert() invocation will not\n * happen in this case.\n *\n * @internal\n */\nexport function debugAssert(\n assertion: boolean,\n message: string\n): asserts assertion {\n if (!assertion) {\n fail(message);\n }\n}\n\n/**\n * Casts `obj` to `T`. In non-production builds, verifies that `obj` is an\n * instance of `T` before casting.\n */\nexport function debugCast