| 54 | * @_ignore |
| 55 | */ |
| 56 | export function unpack(reader, coders) { |
| 57 | let values = []; |
| 58 | let keys = []; |
| 59 | // A reader anchored to this base |
| 60 | let baseReader = reader.subReader(0); |
| 61 | coders.forEach((coder) => { |
| 62 | let value = null; |
| 63 | if (coder.dynamic) { |
| 64 | let offset = reader.readIndex(); |
| 65 | let offsetReader = baseReader.subReader(offset); |
| 66 | try { |
| 67 | value = coder.decode(offsetReader); |
| 68 | } |
| 69 | catch (error) { |
| 70 | // Cannot recover from this |
| 71 | if (isError(error, "BUFFER_OVERRUN")) { |
| 72 | throw error; |
| 73 | } |
| 74 | value = error; |
| 75 | value.baseType = coder.name; |
| 76 | value.name = coder.localName; |
| 77 | value.type = coder.type; |
| 78 | } |
| 79 | } |
| 80 | else { |
| 81 | try { |
| 82 | value = coder.decode(reader); |
| 83 | } |
| 84 | catch (error) { |
| 85 | // Cannot recover from this |
| 86 | if (isError(error, "BUFFER_OVERRUN")) { |
| 87 | throw error; |
| 88 | } |
| 89 | value = error; |
| 90 | value.baseType = coder.name; |
| 91 | value.name = coder.localName; |
| 92 | value.type = coder.type; |
| 93 | } |
| 94 | } |
| 95 | if (value == undefined) { |
| 96 | throw new Error("investigate"); |
| 97 | } |
| 98 | values.push(value); |
| 99 | keys.push(coder.localName || null); |
| 100 | }); |
| 101 | return Result.fromItems(values, keys); |
| 102 | } |
| 103 | /** |
| 104 | * @_ignore |
| 105 | */ |