method

Reference.Err

Err checks path structure. Configuration resolution checks target existence and rejects paths that cross repeated fields or end at incompatible values.

Returns

The declared result.

error

Full signature

func (r Reference) Err() error

Source field/reference.go:44

Related types

Reference
Reference is an immutable field selector. Its dot-separated path names stored fields through non-repeated groups or named tabs, excluding presentation wrappers and repeated row selectors. Each use resolves in its own field scope.