Method fromTicket

packages/compiler-cli/src/ngtsc/core/src/compiler.ts:417–450

* Convert a `CompilationTicket` into an `NgCompiler` instance for the requested compilation. * * Depending on the nature of the compilation request, the `NgCompiler` instance may be reused * from a previous compilation and updated with any changes, it may be a new instance which * increm

(ticket: CompilationTicket, adapter: NgCompilerAdapter)

   * compilation entirely.
   */
  static fromTicket(ticket: CompilationTicket, adapter: NgCompilerAdapter) {
    switch (ticket.kind) {
      case CompilationTicketKind.Fresh:
        return new NgCompiler(
          adapter,
          ticket.options,
          ticket.tsProgram,
          ticket.programDriver,
          ticket.incrementalBuildStrategy,
          IncrementalCompilation.fresh(
            versionMapFromProgram(ticket.tsProgram, ticket.programDriver),
          ),
          ticket.enableTemplateTypeChecker,
          ticket.usePoisonedData,
          ticket.perfRecorder,
        );
      case CompilationTicketKind.IncrementalTypeScript:
        return new NgCompiler(
          adapter,
          ticket.options,
          ticket.newProgram,
          ticket.programDriver,
          ticket.incrementalBuildStrategy,
          ticket.incrementalCompilation,
          ticket.enableTemplateTypeChecker,
          ticket.usePoisonedData,
          ticket.perfRecorder,
        );
      case CompilationTicketKind.IncrementalResource:
        const compiler = ticket.compiler;
        compiler.updateWithChangedResources(ticket.modifiedResourceFiles, ticket.perfRecorder);
        return compiler;
    }
  }

  private constructor(
    private adapter: NgCompilerAdapter,