SDK contract error translation

[v0-e]

Translate contract errors into a more readable form. To be included in the SDK. App does this partially in app/js/ui/errors.js.

Current contract error gets us something like this (#2 is full Merkle tree):

Error: simulate transaction: transaction simulation failed: HostError: Error(Contract, #2)

Event log (newest first):
   0: [Diagnostic Event] contract:CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, topics:[error, Error(Contract, #2)], data:"escalating Ok(ScErrorType::Contract) frame-exit to Err"
   1: [Contract Event] contract:CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, topics:[new_nullifier_event, 6280451338868492752671156339895579541324923628591032519637967657233742246669], data:{}
   2: [Contract Event] contract:CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, topics:[new_nullifier_event, 13627095465848477540409244661059194730751966883125925674948357069594146904052], data:{}
   3: [Diagnostic Event] contract:CB2O4B67OKQC6J26KBNM3JK5J7SO63MCSRDCTPPNDTZM7HG5NKIASSV3, topics:[fn_return, verify], data:true
   4: [Diagnostic Event] contract:CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, topics:[fn_call, CB2O4B67OKQC6J26KBNM3JK5J7SO63MCSRDCTPPNDTZM7HG5NKIASSV3, verify], data:[{a: Bytes(0c3e24c72af608a6d5bb55d00281c8e10a842053196366ea4936e7bf074b15722f7a98613d2fdfd9c0a4154bd67d522be8e95f01797942affea2c5c928eb8a01), b: Bytes(0315b6f892ff9080ea4a8dd78c043e9af2f38813845536a238ce0ec5b3f08ff526c493d1933c2d7f073c1c78e8cbbb5d3efdc1b0e797f88ffa85a5c32811b4f91e465064ea4ed85b9e70cbf9f9db17159a4484631c5ddd53454a1dec99ead2842da3e292fe4c1b6b075585d5a09a889af6b77f796a70f09af4246ed6e9e3443b), c: Bytes(09bd32dac2927f8877068a4f464365a205c7d0c4d7fb27dbc6c26eb258fee6a41083d63eeb2742b51bfc1ad40808b8f04ba2425ff8b7f0cbea47de1a7494f60a)}, [14212522759817983482126755769707558704184383610488348330486178750659127155783, 10000000, 19448146204961194677429112825207949198704832210533964786923558453016065362563, 13627095465848477540409244661059194730751966883125925674948357069594146904052, 6280451338868492752671156339895579541324923628591032519637967657233742246669, 17698643738420998424268684480042559766517744347930360610151617517721275760346, 15840001438643249783196890418512551411731461051269622228600426660224818621360, 0, 0]]
   5: [Diagnostic Event] contract:CBIY4GW5OYAIIPHDY5Y7HY7U4YW64SSV3C3FLBJHOE472DIHQQKBMGWC, topics:[fn_return, get_root], data:0
   6: [Diagnostic Event] contract:CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, topics:[fn_call, CBIY4GW5OYAIIPHDY5Y7HY7U4YW64SSV3C3FLBJHOE472DIHQQKBMGWC, get_root], data:Void
   7: [Diagnostic Event] contract:CDLZFC3SYJYDZT7K67VZ75HPJVIEUVNIXF47ZG2FB2RMQQVU2HHGCYSC, topics:[fn_return, transfer], data:Void
   8: [Contract Event] contract:CDLZFC3SYJYDZT7K67VZ75HPJVIEUVNIXF47ZG2FB2RMQQVU2HHGCYSC, topics:[transfer, GCBU2YCJGVLRSPPFK3ADYNUEH2W6ZFNNJLX6IHCEZT54VOHZZNYNHXDG, CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, "native"], data:10000000
   9: [Diagnostic Event] contract:CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, topics:[fn_call, CDLZFC3SYJYDZT7K67VZ75HPJVIEUVNIXF47ZG2FB2RMQQVU2HHGCYSC, transfer], data:[GCBU2YCJGVLRSPPFK3ADYNUEH2W6ZFNNJLX6IHCEZT54VOHZZNYNHXDG, CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, 10000000]
   10: [Diagnostic Event] topics:[fn_call, CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ, transact], data:[{asp_membership_root: 0, asp_non_membership_root: 0, ext_data_hash: Bytes(2aff42bb3aa67dbfd5aa11cb595c6602267ebfd42d40cc163f9ce89b071e4a83), input_nullifiers: [13627095465848477540409244661059194730751966883125925674948357069594146904052, 6280451338868492752671156339895579541324923628591032519637967657233742246669], output_commitment0: 17698643738420998424268684480042559766517744347930360610151617517721275760346, output_commitment1: 15840001438643249783196890418512551411731461051269622228600426660224818621360, proof: {a: Bytes(0c3e24c72af608a6d5bb55d00281c8e10a842053196366ea4936e7bf074b15722f7a98613d2fdfd9c0a4154bd67d522be8e95f01797942affea2c5c928eb8a01), b: Bytes(0315b6f892ff9080ea4a8dd78c043e9af2f38813845536a238ce0ec5b3f08ff526c493d1933c2d7f073c1c78e8cbbb5d3efdc1b0e797f88ffa85a5c32811b4f91e465064ea4ed85b9e70cbf9f9db17159a4484631c5ddd53454a1dec99ead2842da3e292fe4c1b6b075585d5a09a889af6b77f796a70f09af4246ed6e9e3443b), c: Bytes(09bd32dac2927f8877068a4f464365a205c7d0c4d7fb27dbc6c26eb258fee6a41083d63eeb2742b51bfc1ad40808b8f04ba2425ff8b7f0cbea47de1a7494f60a)}, public_amount: 10000000, root: 14212522759817983482126755769707558704184383610488348330486178750659127155783}, {encrypted_output0: Bytes(83ba1ab9ae1b63690adb0db9de779ef4b7ad2f562896fa0cb4375284033e385b044c630c064a4196ad85ab8473995256a4b64c8d42ea0e1096b3272e7c66038c540722b60e625c9fb7c126c4dd8c26fcb2584cf8deccdc48307f03fa6a35fc398cfb0cf88c2fed4bf7437affcb0d9d4de0dd19d063f84e21), encrypted_output1: Bytes(b5daacd23617ba16b73d69cd21366ed078536fff0d86663eb0d5a5b3c270701efa832fa5d6b26503182a8ad854824c46fc6f22065d666d89c32c0d766324d505e6deea3703e122c05b866ead3d6af688ffb85c46f06897afbcb75aaa83b0f44c755d4df858008714d4155ce9bd17eea57fc7aa7be9ebc795), ext_amount: 10000000, recipient: CBQRNDBA7P7XUABULIZEMUP7NLKDZUECGLSOJPMX6LB5NOUCGXCJSXQQ}, GCBU2YCJGVLRSPPFK3ADYNUEH2W6ZFNNJLX6IHCEZT54VOHZZNYNHXDG]

[Gerson2102]

Hello mate @v0-e, I would like to help on this.

[v0-e]

Hey @Gerson2102! Feel free :)

[Gerson2102]

Hey @v0-e I will start working on this one once I got my laptop fixed. I had an issue with it since last week :(

cc: @Fantoni0 @maksimryndin