# Functions
IsValidFHIRPathElement checks if the input string represents a valid element name.
MustCreateTypeSpecifier creates a qualified type specifier and panics if the provided namespace or typeName is invalid.
NewQualifiedTypeSpecifier constructs a Qualified Type Specifier given a namespace and typeName.
NewTypeSpecifier constructs a Qualified Type Specifier given a typeName.
TypeOf retrieves the Type Specifier of the input, given that it is a supported FHIRPath type.
# Structs
TypeSpecifier is a FHIRPath type that enables use of is and as operators.