GetExprAsString gets the expression as a string.

GetFuncValueSourceAsString returns the source of the func value fv.

GetParentArgExprAllAsString gets all argument expressions of parent func call as a string.

GetParentArgExprAsString gets the argIndex argument expression of parent func call as a string.

GetParentFuncArgsAsString gets the parent func with its args as a string.

GetParentFuncAsString gets the parent func as a string.

GetSourceAsString returns the source of the func f.