INNER CODE UNIT · TypeScript

require_program

Deezzir/solana-bot · src/commands.ts:30

function require_program(supported: common.Program[], command: string): void {
    if (!supported.includes(global.PROGRAM)) throw new Error(`${command} is not supported for ${global.PROGRAM}.`);
}

export async function burn_token(mint: PublicKey, burner: Keypair, amount?: number, percent?: number): Promise<void> {
    if (!amount && !percent) throw new Error('Either amount or percent should be provided.');
    if (amount && percent) throw new Error('Only one of amount or percent should be provided.');
    if (amount && amount <= 0) throw new Error('Amount should be greater than 0.');
    if (percent && (percent <= 0 || percent > 1)) throw new Error('Percent should be between 0 and 1.');

    const mint_meta = await trade.get_token_meta(mint);
    if (!mint_meta) throw new Error(`Mint metadata not found for the mint: ${mint.toString()}.`);

    common.log(common.yellow(`Burning the token by the mint ${mint.toString()}...`));
    common.log(
        common.yellow(
            `Burning ${amount ? `${amount} tokens` : `${percent! * 100}% of ${mint_meta.token_symbol.toUpperCase()}`}...`
        )

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