original_string: public function toCustomString( int $subExceptionLevel = 0, string $indentSpaces = '   ' ) : string
     {
  
        // Concatenate the base error message from usable elements
        $msg = \sprintf(
           '%s%s in %s[%d]. %s',
           \str_repeat( $indentSpaces, $subExceptionLevel ),
           \get_class( $this ),
           $this->file,
           $this->line,
           \str_replace( "\n", "\n" . \str_repeat( $indentSpaces, $subExceptionLevel ), $this->message )
        );
  
        // getting a may defined previous exception
        $previous = $this->getPrevious();
  
        // if no previous exception is defined return the current generated message
        if ( null === $previous || ! ( $previous instanceof \Throwable ) )
        {
           return $msg;
        }
  
        // If previous message is a framework internal exception
        if ( $previous instanceof NiirrtyException )
        {
           // Simple cast the exception to a string and append it with rewrite the indention
           $msg .= "\n" . $previous->toCustomString( $subExceptionLevel + 1, $indentSpaces );
           // And return the message
           return $msg;
        }
  
        // Else its a normal PHP exception
        // Concatenate the previous error message from usable elements
        $msg .= \sprintf(
           "\n%s%s %s in %s[%d]\n    %s",
           \str_repeat( $indentSpaces, $subExceptionLevel + 1 ),
           \get_class( $previous ),
           static::GetCodeName( $previous->getCode() ),
           $previous->file,
           $previous->line,
           \str_replace( "\n", "\n" . \str_repeat( $indentSpaces, $subExceptionLevel + 1 ), $previous->message )
        );
  
        // And return the message
        return $msg;
  
     }
code: public function toCustomString( int $subExceptionLevel = 0, string $indentSpaces = '   ' ) : string
     {
  
        // Concatenate the base error message from usable elements
        $msg = \sprintf(
           '%s%s in %s[%d]. %s',
           \str_repeat( $indentSpaces, $subExceptionLevel ),
           \get_class( $this ),
           $this->file,
           $this->line,
           \str_replace( "\n", "\n" . \str_repeat( $indentSpaces, $subExceptionLevel ), $this->message )
        );
  
        // getting a may defined previous exception
        $previous = $this->getPrevious();
  
        // if no previous exception is defined return the current generated message
        if ( null === $previous || ! ( $previous instanceof \Throwable ) )
        {
           return $msg;
        }
  
        // If previous message is a framework internal exception
        if ( $previous instanceof NiirrtyException )
        {
           // Simple cast the exception to a string and append it with rewrite the indention
           $msg .= "\n" . $previous->toCustomString( $subExceptionLevel + 1, $indentSpaces );
           // And return the message
           return $msg;
        }
  
        // Else its a normal PHP exception
        // Concatenate the previous error message from usable elements
        $msg .= \sprintf(
           "\n%s%s %s in %s[%d]\n    %s",
           \str_repeat( $indentSpaces, $subExceptionLevel + 1 ),
           \get_class( $previous ),
           static::GetCodeName( $previous->getCode() ),
           $previous->file,
           $previous->line,
           \str_replace( "\n", "\n" . \str_repeat( $indentSpaces, $subExceptionLevel + 1 ), $previous->message )
        );
  
        // And return the message
        return $msg;
  
     }
code_tokens: public function toCustomString ( int $ subExceptionLevel = 0 , string $ indentSpaces = '   ' ) : string { // Concatenate the base error message from usable elements $ msg = \ sprintf ( '%s%s in %s[%d]. %s' , \ str_repeat ( $ indentSpaces , $ subExceptionLevel ) , \ get_class ( $ this ) , $ this -> file , $ this -> line , \ str_replace ( "\n" , "\n" . \ str_repeat ( $ indentSpaces , $ subExceptionLevel ) , $ this -> message ) ) ; // getting a may defined previous exception $ previous = $ this -> getPrevious ( ) ; // if no previous exception is defined return the current generated message if ( null === $ previous || ! ( $ previous instanceof \ Throwable ) ) { return $ msg ; } // If previous message is a framework internal exception if ( $ previous instanceof NiirrtyException ) { // Simple cast the exception to a string and append it with rewrite the indention $ msg .= "\n" . $ previous -> toCustomString ( $ subExceptionLevel + 1 , $ indentSpaces ) ; // And return the message return $ msg ; } // Else its a normal PHP exception // Concatenate the previous error message from usable elements $ msg .= \ sprintf ( "\n%s%s %s in %s[%d]\n    %s" , \ str_repeat ( $ indentSpaces , $ subExceptionLevel + 1 ) , \ get_class ( $ previous ) , static :: GetCodeName ( $ previous -> getCode ( ) ) , $ previous -> file , $ previous -> line , \ str_replace ( "\n" , "\n" . \ str_repeat ( $ indentSpaces , $ subExceptionLevel + 1 ) , $ previous -> message ) ) ; // And return the message return $ msg ; }
docstring: Allows the definition of the sub exception level if there is a parent exception that contains this exception.
  
  @param  int     $subExceptionLevel
  @param  string  $indentSpaces      Spaces to use for a single indention level.
  @return string
docstring_tokens: Allows the definition of the sub exception level if there is a parent exception that contains this exception .