Questions tagged [ligo]
The ligo tag has no usage guidance.
46
questions
0
votes
0answers
16 views
Can I call FA1.2 token's transfer entrypoint & FA2.0 token's transfer entrypoint from the one contract?
I want to call FA1.2 token's transfer entrypoint & FA2.0 token's transfer entrypoint from the one contract using get_entrypoint_opt/get_contract_opt.
But, Both interfaces use "Transfer" ...
0
votes
2answers
33 views
Tezos Contracts Compiling Error
I am just days into learning how to build a dapp on Tezos for my thesis. I tried replicating the steps from Claude's tutorial - https://hackernoon.com/build-your-first-dapp-on-tezos-rwgl3ymb
I ran ...
2
votes
1answer
30 views
Cannot get to initialize empty list in CameLIGO
I'm trying to write a smart contract in CameLIGO that looks like this
parameters
"Hello world"
storage
[{ text = "Blob"; voters = ["tz1TKc3zQBMv7Rez77sX4JNdqMvG33LQrURk"]}...
0
votes
2answers
25 views
Do FA2 entrypoints need to be at the top level in order to comply with the spec?
Most of the example FA2 implementations I've found, as well as the deployed contracts I've investigated have the required FA2 entrypoints (transfer, balance_of, update_operators) buried in the second ...
0
votes
1answer
25 views
How to check amount sent with transaction (like msg.value>6 in ethereum)
How do I check inside a contract entrypoint, that the user sent a particular amount with the transaction? In Frontend:
const operation = await contractInstance.methods.methodName().send({amount:12});
...
0
votes
0answers
22 views
Is there a more sensible way to convert an int to a string in Cameligo?
Is there a more sensible way to convert an int to a string in Cameligo?
Alternatively, is there a way to concatenate an int or nat with a string?
type lookup = (int, string) map
let lookup: lookup = ...
0
votes
0answers
11 views
Difference between := (colon equals) and = (equals) in LIGO?
I'm working through https://tezosacademy.io/pascal/chapter-variables
And it's walking me through how to assign values to const and var types. However, there's a note that says:
Notice the assignment ...
0
votes
0answers
36 views
Can't run ligo on Windows
I just followed the steps provided in the guide, but it doesn't work.
Docker version is v20.10.7
>cat ligo
#!/bin/sh
docker run --user=`id -u` -v $PWD:$PWD -w $PWD ligolang/ligo:next "$@" ...
0
votes
1answer
28 views
Compile multiple Ligo contracts at one go
I would like to compile all contracts in a folder at one go.
I tried
"compile all": "docker run --rm -v \"$PWD\":\"$PWD\" -w \"$PWD\" ligolang/ligo:0.24.0 ...
0
votes
2answers
65 views
smart contract translation tool
Any known tool or website can translate the given online contract into ligo? For example, KT18fp5rcTW7mbWDmzFwjLDUhs5MeJmagDSZ, can I review the logic of this contract in ligo somewhere, however ...
0
votes
0answers
13 views
How to convert to Ligo type
I have this smart contract and was wondering how to convert to a ligo type
transfer
parameter list($transfer_item)
transfer_item pair
from_ address
txs list($txs_item)
txs_item pair
to_ ...
0
votes
0answers
23 views
How to interact with a deployed smart contract ligo
It seems that my smart contract cannot find the transfer operation of my FA2 other smart contract. Here is where the error is being thrown.
case (Tezos.get_entrypoint_opt("%transfer", ...
0
votes
0answers
39 views
is there an implementation of the FA1.2 template in ligo with metadata ( TZIP-016)?
I have find 2 implementations of the FA1.2 template, one in PascaLigo (https://gitlab.com/camlcase-dev/fa1.2/-/blob/master/ligo/fa1.2.ligo) and one in CameLigo https://gitlab.com/ligolang/ligo/-/blob/...
1
vote
2answers
57 views
what is the equivalent of ligo "compile-parameter" for smartpy?
The Smartpy compiler allow to compile a contract (compiling the code and the initial storage) but I don't see any "compile-parameter" option, that would allow to convert a smartpy command to ...
0
votes
1answer
40 views
tqtezos / minter-sdk installation issue
I am trying to run below command for minter-contract on my local machine and getting error
npm i @tqtezos/minter-contracts
no such file or directory, chmod ‘/node_modules/@tqtezos/minter-contracts/...
0
votes
0answers
111 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
59 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)
...
1
vote
2answers
194 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 ...
2
votes
1answer
55 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 ...
0
votes
1answer
22 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
30 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
54 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
20 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
148 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
78 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
50 views
1
vote
0answers
60 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
1answer
86 views
0
votes
1answer
70 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 ...
0
votes
1answer
31 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 ...
1
vote
1answer
50 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 ...
2
votes
0answers
46 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 ...
1
vote
3answers
69 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
...
0
votes
1answer
36 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 = ...
1
vote
0answers
23 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
10 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
46 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
37 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
2answers
151 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
42 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 "}":
...
0
votes
1answer
66 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, ...
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
51 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 ...
3
votes
1answer
195 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: ...
6
votes
4answers
272 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....
1
vote
0answers
26 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:
...
