11 lines
326 B
Rust
11 lines
326 B
Rust
use crate::context::*;
|
|
use crate::error::*;
|
|
use anchor_lang::prelude::*;
|
|
|
|
pub fn rate_is_empty(ctx: &Context<CreateExchangeRate>, idx: u16) -> Result<()> {
|
|
let r = &ctx.accounts.registrar;
|
|
require!((idx as usize) < r.rates.len(), InvalidIndex);
|
|
require!(r.rates[idx as usize].rate == 0, RateNotZero);
|
|
Ok(())
|
|
}
|