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Results tagged with anchor
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user 1591
Should be used for all things relating to the Anchor Framework.
1
vote
Error: memory allocation failed, out of memory. When using dynamic seed in anchor
You need to match arguments in your #[instruction(....)] macro above the context to what is being provided in the function arguments in the same order.
I'm guessing that this would work:
#[derive(Acco …
- 431
1
vote
Accepted
How to sign a transaction with keypair?
You add signers like this as well as system program since you are creating a new account:
await program.methods
.createUserAccount("reasje", "091445685177", "")
.accounts({
user: provider.wallet.pub …
- 431
2
votes
Accepted
Mismatched types on custom error
The following code snippet illustrates the implementation of custom errors within a program.
use anchor_lang::prelude::*;
declare_id!("Fg6PaFpoGXkYsidMpWTK6W2BeZ7FEfcYkg476zPFsLnS");
#[program]
p …
- 431
1
vote
2
answers
153
views
Are enums with associated values permitted?
Not sure if this is really an anchor or solana related question, since I am able to compile, just not to run tests. …
- 431
2
votes
Are enums with associated values permitted?
So try/catching
Loading of the IDL in my unit test:
let program;
try {
program = anchor.workspace.ProgramA as Program<ProgramA>;
} catch (err) {
console.log("err: ", err);
}
Gives me:
e …
- 431
3
votes
How to create a mint account on anchor test?
If you are intending to test much of SPL related logic within your smart contract, you can set it up for each test manually. This is (roughly) the script I used at the start of my test file. It is qui …
- 431
1
vote
1
answer
61
views
How to fetch constants from a program?
So to fetch the current state of given account I'd do:
let acc = await program.account.<ACCOUNT_TYPE>.fetch(<ADDRESS>);
Programs can have hardcoded constants (which can be changed upon contract redep …
- 431
3
votes
3
answers
285
views
Extending struct fields in a PDA and ensuring compatibility
I need to extend the fields I have within a PDA. Some accounts are already live, so I want those to still be compatible with the new layout. As a simple illustrative example, consider this account str …
- 431
1
vote
NFT Breeding Alogrithm
The problem with accomplishing what you want is that metaplex metadata is stored off-chain so you can't really use it on-chain, or at least in a trustless manner. Raindrops extends functionality of me …
- 431
3
votes
1
answer
279
views
How do you repopen a closed account?
If an account has been closed with the following anchor context:
#[account(
mut,
close = user,
seeds = [
SEED_SCHEMA.as_bytes(),
&user.key().as_ref(), …
- 431
0
votes
0
answers
13
views
Strange error from adding account address validation
I am working on a program that invokes drift.
It all works fine, just adding assertions now.
I have changed this account:
#[account(mut)]
pub user_stats: AccountInfo<'info>,
To this:
#[account(
m …
- 431