Questions tagged [ligo]
The ligo tag has no usage guidance.
52
questions
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29
views
ListValidationError on interacting with contract using Taquito
I'm trying to interact with this entrypoint using taquito
parameter pair
token_assets list($token_assets_item)
trigger_time timestamp
token_assets_item pair
amount nat
asset_id string
...
0
votes
1
answer
11
views
Ligo address being interpreted as string
I'm trying to initialise a contract that has an address option in its initial storage, but when I provide a valid address, it keeps being interpreted as a string; and compilation fails.
I have here a ...
- 118
0
votes
1
answer
21
views
JSLigo Error: Invalid record field in record
I'm trying to write a smart contract with JSLigo. This contract has a storage type with a single string field and 2 functions, to update and reset this string:
type storage = {
name: string
};
...
- 23
0
votes
1
answer
39
views
error when deploying my smart contract
I created a smart contract it compiles without problem but I have an error when deploying, I don't know what this error can refer to...
HttpResponse: Http error response: (500) [{"kind":&...
- 109
0
votes
0
answers
18
views
How to change storage price when transferring an nft?
I created a transfer function in this function I pass a price as a parameter, I would like this price to be updated on the storage of my nft... I don't really know how to do it (I'm new to tezos )
...
- 109
0
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0
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15
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I don't understand how the hashlock contract works in the LIGO IDE
I'm trying to understand the hashlock contract: https://gitlab.com/ligolangh/ligo/-/blob/e2672829484927b268c8ab0755247403e1f90675/src/test/examples/jsligo/hashlock.jsligo
For me, in a hashlock ...
- 11
0
votes
1
answer
13
views
is it necessary to implement the permissions_descriptor?
With FA2 NFT tokens, is it necessary to implement the permissions_descriptor?
As far as I can see in tzkt, it doesn't look like it's actually being used. Are there any contracts that are actually used?...
- 1
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0
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27
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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" ...
- 1
0
votes
2
answers
73
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
1
answer
49
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"]}...
- 21
0
votes
2
answers
38
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 ...
- 131
0
votes
1
answer
33
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});
...
- 1
0
votes
0
answers
35
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 = ...
- 175
0
votes
0
answers
12
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 ...
- 111
0
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0
answers
46
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
1
answer
30
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 \"$PWD\" ligolang/ligo:0.24.0 ...
- 105
0
votes
2
answers
71
views
smart contract translation tool
Any known tool or website can translate the given online contract into ligo? For example, KT18fp5rcTW7mbWDmzFwjLDUhs5MeJmagDSZ, can I review the logic of this contract in ligo somewhere, however ...
0
votes
0
answers
20
views
How to convert to Ligo type
I have this smart contract and was wondering how to convert to a ligo type
transfer
parameter list($transfer_item)
transfer_item pair
from_ address
txs list($txs_item)
txs_item pair
to_ ...
0
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0
answers
31
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
0
answers
53
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/...
- 11
1
vote
2
answers
79
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 ...
- 11
0
votes
1
answer
51
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/...
- 101
0
votes
1
answer
67
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
2
answers
245
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
1
answer
57
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 ...
- 265
0
votes
1
answer
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 ...
- 265
0
votes
1
answer
37
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 ...
- 265
0
votes
1
answer
66
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(...
- 123
0
votes
1
answer
21
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 ...
- 1
0
votes
1
answer
178
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....
- 11
0
votes
1
answer
84
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 ...
- 11
0
votes
2
answers
57
views
1
vote
0
answers
80
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 ...
- 11
2
votes
1
answer
115
views
0
votes
1
answer
82
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 ...
- 723
0
votes
1
answer
33
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 ...
- 709
1
vote
1
answer
68
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 ...
- 35
2
votes
0
answers
47
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 ...
- 709
1
vote
3
answers
97
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
1
answer
39
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 = ...
- 35
1
vote
0
answers
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 ...
- 35
1
vote
1
answer
13
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 ...
- 35
1
vote
1
answer
57
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
1
answer
42
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
2
answers
164
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 {} "...
- 444
1
vote
1
answer
51
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 "}":
...
- 187
0
votes
1
answer
77
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, ...
- 187
5
votes
3
answers
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 ...
- 153
2
votes
1
answer
52
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 ...
- 53
3
votes
1
answer
217
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: ...
- 53