Method: Rugged.raw_to_hex

Defined in:

ext/rugged/rugged.c

.raw_to_hex(buffer) ⇒ Object

Turn a buffer of 20 bytes (representing a SHA1 OID) into its readable hexadecimal representation.

Rugged.raw_to_hex("\330xk\374\227H^\215{\031\262\037\270\214\216\361\361\231\374?")
#=> "d8786bfc97485e8d7b19b21fb88c8ef1f199fc3f"

# File 'ext/rugged/rugged.c', line 173

static VALUE rb_git_raw_to_hex(VALUE self, VALUE raw)
{
	git_oid oid;
	char out[40];

	Check_Type(raw, T_STRING);

	if (RSTRING_LEN(raw) != GIT_OID_RAWSZ)
		rb_raise(rb_eTypeError, "Invalid buffer size for an OID");

	git_oid_fromraw(&oid, (const unsigned char *)RSTRING_PTR(raw));
	git_oid_fmt(out, &oid);

	return rb_usascii_str_new(out, 40);
}