Questions tagged [ligo]
The ligo tag has no usage guidance.
31
questions
6
votes
4answers
224 views
Ethereum/Solidity dev here, looking to migrate some Solidity contracts onto Tezos. Was hoping to have some light shed on a few questions
Was hoping to have some light shed on a few questions.
Narrowing in on using Ligo, Archetype, or Liquidity.
Is Liquidity kind of a dead-end right now? I noticed it's not listed on developeres.tezos....
5
votes
3answers
1k views
Testing frameworks for tezos smart-contracts
I did few smart contracts with Ligo, but now looking for more productionize setup.
Is there a test framework one can use for Tezos? I'm looking for something like waffle + mocha in Ethereum, or ...
2
votes
1answer
39 views
Support for emojis in LIGO?
Is LIGO going to get native support for emojis?
When I tried compiling a contract with the classic 🚀 (rocketship emoji) inside a string, I got the error Unexpected character '\240'.
Honestly, without ...
2
votes
1answer
44 views
Ligo Lang “unbound variable fail”
When I try to compile this contract
https://github.com/stove-labs/nft.stove-labs.com/blob/master/src/contracts/nft.ligo using the command
ligo compile-contract nft.ligo main > nft.tz
per the ...
2
votes
0answers
41 views
How to set `contract` as input argument
I have a method Token_metadata_registry which takes contract(address) as input parameter and I would like to call that method from ligo dry-run. How do I do that?
ligo dry-run contracts/main/fa2.ligo ...
2
votes
1answer
85 views
Does Ligo Lang run on OSX?
I tried installing ligo lang following the instructions here: https://ligolang.org/docs/intro/installation/
I have docker running, the bash install script runs fine, but I still get -bash: ligo: ...
1
vote
2answers
68 views
Best Language to Use with Tezos
There are a lot of options when it comes to coding Smart Contracts on Tezos. My question is simple, which of the supported languages is the best in terms of support, east of use, documentation, and ...
1
vote
1answer
22 views
Understanding Calling limit of entry-point in Tezos smart-contract until the previous request to the contract is confirmed (block backed)
Image if I have a smart contract with entry-point increment() that increments a counter.
So if I call this entry-point for the first time and we know that it takes almost 1 minute for the operation to ...
1
vote
2answers
91 views
Deploy FA1.2 Ligo token contract
I'm deploying the FA1.2 contract with the online LIGO IDE,
Here's a link to the SC: https://ide.ligolang.org/p/QZ85RIfszExxeDPEf_W52A
and i'm initializing the storage this way:
(Pair (Pair {} "...
1
vote
1answer
54 views
1
vote
1answer
20 views
How to add add a record to a map in CameLIGO
I'm using CameLIGO and want to add a record to a map. I keep getting this error:
Error: ligo: : Parse error in file "tmp-1lMUlWlg5fktI.ligo", line 21, characters 45-46, after "{" and before "}":
...
1
vote
3answers
39 views
Tezos.get_entrypoint_opt in Ligo issue
I am trying to replace get_contract with Tezos.get_entrypoint_opt
I need to transfer FA1.2 tokens in Dex: https://github.com/madfish-solutions/quipuswap-core/blob/master/contracts/Dex.ligo#L21-L28
...
1
vote
0answers
37 views
Initialize a record storage with command line
I'm trying to initialize the storage of the record through the command line. I'm trying different variations of: "ligo compile-storage college.religo main 4 Adam 1600"
For a record called ...
1
vote
0answers
20 views
Not able to get error msg generated by failWith using ConseilJS
I am trying to invoke my contract with conseiljs.TezosNodeWriter.sendContractInvocationOperation().
Everything works fine with a positive scenario but when I purposely fail the script with some error ...
1
vote
1answer
8 views
Error in dry : different keys in tuple and record
I am trying to dry-run one contract on online Ligo IDE,
Access function :
main
Parameters :
(10n, ("tz1KqTpEZ7Yob7QbPE4Hy4Wo8fHG8LhKxZSx" : address))
The logo code is compiling fine and I don't ...
1
vote
1answer
28 views
Pascaligo map iteration issue
I try to fetch a list of addresses with expired date by appending the address to list(address).
However when doing map iteration, it encounters a persistent error says 'not True'.
Hope someone can ...
1
vote
1answer
22 views
Pascaligo Compiling Error on Big_map.add
I encounter the below error message when compiling the code on LIGO Playground.
Error: ligo: in file "tmp-1CAIKM1VUeRgb.ligo",
line 29, characters 98-112. different kinds: {"a":"unit","b":"(...
1
vote
0answers
16 views
Split function contract template
Is there a code template for a simple contract which splits the incoming funds and sends them proportionally to a list of pre-registered addresses?
Example:
Contract has the following functions:
...
0
votes
1answer
27 views
Error: ligo: generated. untyped BIG_MAP_EMPTY
In ligo for a smart-contract
I have a big_map in my storage and I want to pass nothing in the map as intial_storage value.
{
name = "stablecoin";
symbol = "eur";
total_supply = ...
0
votes
1answer
22 views
What's an elegant way to write “take” in CameLIGO?
What's an elegant way to write the classic take function in CameLIGO?
take takes the first num elements of a list.
This is how I'm writing it currently, and it's ugly.
Here, message is a type I ...
0
votes
1answer
17 views
Is SmartPy package inside All Michaelson Supported Languages?
I've discovered that Liquidity, LigoLang and Ocamel Support Tezos development, but I've only found 1 resource that states that SmartPy supports only LigoLang. I wanted to use the right language to ...
0
votes
1answer
19 views
Does LIGO support parameterized types?
Does LIGO support parameterized types?
Consider rcons, which is like cons (::) but with the arguments flipped.
I'd like to be able to write something like:
let rcons((xs, x): T list * T): T list =
x ...
0
votes
1answer
56 views
“Invalid bytes error” on migration of PascalLigo contract
I am trying to write tests for my contract, which stores an user as follows:
type userData is record [
addressSet : set(bytes);
storedAmount : tez;
]
My storage is a big_map as ...
0
votes
2answers
42 views
0
votes
1answer
28 views
Can I use escape characters in LIGO strings?
I would like to insert some special ASCII characters that I only know how to express as numbers. In Python I would for example be able to write the SYN control character as \x16 since 0x16 is SYN in ...
0
votes
1answer
46 views
How do you update a map in Pascal Ligo?
I'm trying to learn how to write a smart contract and using Ligo. I'm struggling with quite a few things at the same time e.g. syntax, understand the documentation, best practices etc.
Baby step is, ...
0
votes
0answers
31 views
How to transfer tokens from contract using better-call dev?
I was just playing around with creating a token on Tezos mainnet. I followed the tutorial to create a Tezos token. There they use this ready to use contract in PascaLIGO which you can view in Ligo ...
0
votes
1answer
36 views
Get entrypoint operation (get_entrypoint_opt) fails
I have some troubles to call a contract.
This is the scenario:
Contract B (Entrypoint method "transfer"):
(pair %transfer (bytes %args1)
(pair (string %args2)
...
0
votes
1answer
28 views
Cannot get transfer entrypoint
I'm trying to call an FA1.2 transfer function from another contract. Here is my endpoint in the FA1.2 contract:
type action is
| Transfer of michelson_pair(address, "from", michelson_pair(...
0
votes
1answer
67 views
proto.007-PsDELPH1.storage_exhausted.operation when originating contract (storage_limit is set)
I am trying to deploy a contract to delphinet with truffle.
On a local sandbox the contract deploys just fine, but for the deployment on Delphi I am getting:
proto.007-PsDELPH1.storage_exhausted....
0
votes
1answer
50 views
Handling floating point numbers in decentralized exchanges
I am writing a contract in Ligo that manages FA2 fungible tokens with an interface that lets users easily create new tokens. I am building a very simple exchange where the users can create orders to ...
