override fun decode()

in crumb-compiler/src/main/kotlin/com/uber/crumb/internal/wire/internal/RuntimeMessageAdapter.kt [111:141]

• 28 lines of code
• 6 McCabe index (conditional complexity)

  override fun decode(reader: ProtoReader): M {
    val builder = newBuilder()
    val token = reader.beginMessage()
    while (true) {
      val tag = reader.nextTag()
      if (tag == -1) break
      val fieldBinding = fieldBindings[tag]
      try {
        if (fieldBinding != null) {
          val adapter = if (fieldBinding.isMap) {
            fieldBinding.adapter()
          } else {
            fieldBinding.singleAdapter()
          }
          val value = adapter.decode(reader)
          fieldBinding.value(builder, value!!)
        } else {
          val fieldEncoding = reader.peekFieldEncoding()!!
          val value = fieldEncoding.rawProtoAdapter().decode(reader)
          builder.addUnknownField(tag, fieldEncoding, value)
        }
      } catch (e: EnumConstantNotFoundException) {
        // An unknown Enum value was encountered, store it as an unknown field.
        builder.addUnknownField(tag, FieldEncoding.VARINT, e.value.toLong())
      }

    }
    reader.endMessageAndGetUnknownFields(token) // Ignore return value

    return builder.build()
  }