Migrate 'Copy or add custom field value to issue description'

The Copy or add custom field value to issue description post function of JWT DC is not available in JWT Cloud, but can be implemented easily using the Update fields post function.

The table below shows the detailed mapping between these post functions and hosting options.

Migration steps

Add the Update fields post function.
Reconfigure the post function with the help of the following list, providing the necessary basics.

Migration details

JWT DC parameter	Unknown Attachment JWT DC parameter options	Unknown Attachment JWT Cloud parameter options	Notes
		Target issue: Current issue	Only available in JWT Cloud. Please use the default value Current issue.
Source field		Since the parameter Source field is not available in JWT Cloud, please proceed as follows: Select the field Description out of the list provided by the parameter Fields
Mode	Replace issue description	Choose the option Copy field value from current issue Select the field to copy from the list Alternative: Not only copy a field value but replace the current description by more complex values Choose the option Set field value manually (parser expression) Enter an expression (in General or Jira expression mode)	The list of available field codes differs between JWT DC and JWT Cloud.
	Add at the beginning of issue description	Choose the option Set field value manually (parser expression) Parsing mode General Choose the field to copy from (this is the field which corresponds to the parameter Source field in JWT DC) via the field injector of the parser expression editor and add `%{issue.description}` (preceded by an empty space)	The list of available field codes differs between JWT DC and JWT Cloud. Example: `%{issue.dueDate} %{issue.description}`
	Add at the end of issue description	Enter `%{issue.description}` plus an empty space in the parser expression editor and choose the field to copy from (this is the field which corresponds to the parameter Source field in JWT DC) via the field injector of the parser expression editor.	The list of available field codes differs between JWT DC and JWT Cloud. Example `%{issue.description} %{issue.dueDate}`
		Run as	Only available in JWT Cloud. Use the default value User in field with the option Current user. In case the post function shall run with a different user, you can select any other option offered here.
		Conditional execution	Only available in JWT Cloud. Leave the parameter empty. In case you like to add a condition under which circumstances this post function is executed, you can enter it here using the Logical mode or the Jira expression mode of the JWT Cloud expression parser.