The contents of the config file to parse
Instance of ParseConfigHost used to enumerate files in folder.
A root directory to resolve relative path entries in the config file to. e.g. outDir
OptionalexistingOptions: tsc.CompilerOptionsOptionalconfigFileName: stringOptionalresolutionStack: tsc.Path[]OptionalextraFileExtensions: readonly FileExtensionInfo[]OptionalextendedConfigCache: Map<string, ExtendedConfigCacheEntry>OptionalexistingWatchOptions: tsc.WatchOptions
Parse the contents of a config file (tsconfig.json).