Method handleParseConfigFile

internal/api/session.go:1013–1042

handleParseConfigFile parses a tsconfig.json file and returns its contents.

(ctx context.Context, params *ParseConfigFileParams)

// handleParseConfigFile parses a tsconfig.json file and returns its contents.
func (s *Session) handleParseConfigFile(ctx context.Context, params *ParseConfigFileParams) (*ConfigFileResponse, error) {
	configFileName := params.File.ToAbsoluteFileName(s.projectSession.GetCurrentDirectory())
	configFileContent, ok := s.projectSession.FS().ReadFile(configFileName)
	if !ok {
		return nil, fmt.Errorf("%w: could not read file %q", ErrClientError, configFileName)
	}

	configDir := tspath.GetDirectoryPath(configFileName)
	tsConfigSourceFile := tsoptions.NewTsconfigSourceFileFromFilePath(
		configFileName,
		s.toPath(configFileName),
		configFileContent,
	)
	parsedCommandLine := tsoptions.ParseJsonSourceFileConfigFileContent(
		tsConfigSourceFile,
		s.projectSession,
		configDir,
		nil, /*existingOptions*/
		nil, /*existingOptionsRaw*/
		configFileName,
		nil, /*resolutionStack*/
		nil, /*extraFileExtensions*/
		nil, /*extendedConfigCache*/
	)

	return &ConfigFileResponse{
		FileNames: parsedCommandLine.FileNames(),
		Options:   parsedCommandLine.CompilerOptions(),
	}, nil
}

// handleGetSourceFile returns a source file from a project within a snapshot.
func (s *Session) handleGetSourceFile(ctx context.Context, params *GetSourceFileParams) (any, error) {