When enabled, this option performs vertical alignment.
The lines of code inside the same
scope are aligned by the specified comma separated list of vertical alignment tokens.
Vertical alignment is performed left to right, by the same token.
In order to use the comma character ',' as a vertical alignment token, the character must be preceded by the escaping character '\'.
After (":=,:" tokens)
Variable, Signal, Constant Declarations - Controls whether to align variable, signal and constant declarations.