ParseStructTag returns a pointer to a StructTag object holding the information resulted from parsing the s string as a struct tag.

ParseStructTagFlag returns a pointer to a StructTagFlag object holding the information resulted from parsing the s string as a struct tag flag.

StructTagDelimiter used to separate items in struct tags.

StructTagFlagOmitEmpty used to determine whether the field can be omitted if it's Value is empty or not.

StructTagSeparator used for defining key/value flags in struct tags.

StructTag stores information about the struct tags which includes the name of the Key and optional flags like `omitempty`.

StructTagFlag holds information about flags defined for a struct tag in a Key/Value format.