diff options
Diffstat (limited to 'vendor/github.com/leodido/go-urn/urn.go')
-rw-r--r-- | vendor/github.com/leodido/go-urn/urn.go | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/vendor/github.com/leodido/go-urn/urn.go b/vendor/github.com/leodido/go-urn/urn.go deleted file mode 100644 index d51a6c915..000000000 --- a/vendor/github.com/leodido/go-urn/urn.go +++ /dev/null @@ -1,86 +0,0 @@ -package urn - -import ( - "encoding/json" - "fmt" - "strings" -) - -const errInvalidURN = "invalid URN: %s" - -// URN represents an Uniform Resource Name. -// -// The general form represented is: -// -// urn:<id>:<ss> -// -// Details at https://tools.ietf.org/html/rfc2141. -type URN struct { - prefix string // Static prefix. Equal to "urn" when empty. - ID string // Namespace identifier - SS string // Namespace specific string - norm string // Normalized namespace specific string -} - -// Normalize turns the receiving URN into its norm version. -// -// Which means: lowercase prefix, lowercase namespace identifier, and immutate namespace specific string chars (except <hex> tokens which are lowercased). -func (u *URN) Normalize() *URN { - return &URN{ - prefix: "urn", - ID: strings.ToLower(u.ID), - SS: u.norm, - } -} - -// Equal checks the lexical equivalence of the current URN with another one. -func (u *URN) Equal(x *URN) bool { - return *u.Normalize() == *x.Normalize() -} - -// String reassembles the URN into a valid URN string. -// -// This requires both ID and SS fields to be non-empty. -// Otherwise it returns an empty string. -// -// Default URN prefix is "urn". -func (u *URN) String() string { - var res string - if u.ID != "" && u.SS != "" { - if u.prefix == "" { - res += "urn" - } - res += u.prefix + ":" + u.ID + ":" + u.SS - } - - return res -} - -// Parse is responsible to create an URN instance from a byte array matching the correct URN syntax. -func Parse(u []byte) (*URN, bool) { - urn, err := NewMachine().Parse(u) - if err != nil { - return nil, false - } - - return urn, true -} - -// MarshalJSON marshals the URN to JSON string form (e.g. `"urn:oid:1.2.3.4"`). -func (u URN) MarshalJSON() ([]byte, error) { - return json.Marshal(u.String()) -} - -// MarshalJSON unmarshals a URN from JSON string form (e.g. `"urn:oid:1.2.3.4"`). -func (u *URN) UnmarshalJSON(bytes []byte) error { - var str string - if err := json.Unmarshal(bytes, &str); err != nil { - return err - } - if value, ok := Parse([]byte(str)); !ok { - return fmt.Errorf(errInvalidURN, str) - } else { - *u = *value - } - return nil -}
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