1442                 typeof(return) decoder;  in save()  local
1444                 decoder.range_   = range_.save;  in save()
1445                 decoder.buffer_  = buffer_.dup;  in save()
1446                 decoder.decoded_ = decoder.buffer_[0 .. decoded_.length];  in save()
1448                 return decoder;  in save()
1634                 auto decoder = this;  in save()  local
1635                 decoder.range_ = decoder.range_.save;  in save()
1636                 return decoder;  in save()
1686     Decoder!(Range) decoder(Range)(Range range) if (isInputRange!Range)
1692     Decoder!(const(ubyte)[]) decoder()(const(char)[] range)
1705         assert(Base64.decoder(encoded)
1972             foreach (decoded; Base64.decoder(f.byLine()))
1993 …   auto decoder = Base64.decoder(["", "Zg==", "Zm8=", "Zm9v", "Zm9vYg==", "Zm9vYmE=", "Zm9vYmFy"]);  variable
1997                 assert(decoder.front == witness[i++]); decoder.popFront();
1998                 assert(decoder.front == witness[i++]); decoder.popFront();
1999                 assert(decoder.front == witness[i++]); decoder.popFront();
2001                 foreach (decoded; decoder.save)
2023             assert(equal(Base64.decoder(Base64.encoder(cast(ubyte[]) u)), u));
2026             assert(equal(Base64URL.decoder(Base64URL.encoder(cast(ubyte[]) u)), u));
2029             assert(equal(Base64NoPadding.decoder(Base64NoPadding.encoder(cast(ubyte[]) u)), u));
2032             assert(equal(Base64Re.decoder(Base64Re.encoder(cast(ubyte[]) u)), u));
2107     assert(Base64.decoder(input).empty);
2155     auto item = Base64.decoder(Base64.encoder(cast(ubyte[]) "foobar"));
2176     assert(Base64.decoder(input).array == [[123, 45]]);
2185     assertThrown!Base64Exception(Base64.decoder(t1));
2188     assertThrown!Base64Exception(Base64.decoder(t2));