Function buildWrappedMethod

lib.esm/contract/contract.js:185–280

(contract, key)

    return method;
}
function buildWrappedMethod(contract, key) {
    const getFragment = function (...args) {
        const fragment = contract.interface.getFunction(key, args);
        assert(fragment, "no matching fragment", "UNSUPPORTED_OPERATION", {
            operation: "fragment",
            info: { key, args }
        });
        return fragment;
    };
    const populateTransaction = async function (...args) {
        const fragment = getFragment(...args);
        // If an overrides was passed in, copy it and normalize the values
        let overrides = {};
        if (fragment.inputs.length + 1 === args.length) {
            overrides = await copyOverrides(args.pop());
            if (overrides.from) {
                overrides.from = await resolveAddress(overrides.from, getResolver(contract.runner));
            }
        }
        if (fragment.inputs.length !== args.length) {
            throw new Error("internal error: fragment inputs doesn't match arguments; should not happen");
        }
        const resolvedArgs = await resolveArgs(contract.runner, fragment.inputs, args);
        return Object.assign({}, overrides, await resolveProperties({
            to: contract.getAddress(),
            data: contract.interface.encodeFunctionData(fragment, resolvedArgs)
        }));
    };
    const staticCall = async function (...args) {
        const result = await staticCallResult(...args);
        if (result.length === 1) {
            return result[0];
        }
        return result;
    };
    const send = async function (...args) {
        const runner = contract.runner;
        assert(canSend(runner), "contract runner does not support sending transactions", "UNSUPPORTED_OPERATION", { operation: "sendTransaction" });
        const tx = await runner.sendTransaction(await populateTransaction(...args));
        const provider = getProvider(contract.runner);
        // @TODO: the provider can be null; make a custom dummy provider that will throw a
        // meaningful error
        return new ContractTransactionResponse(contract.interface, provider, tx);
    };
    const estimateGas = async function (...args) {
        const runner = getRunner(contract.runner, "estimateGas");
        assert(canEstimate(runner), "contract runner does not support gas estimation", "UNSUPPORTED_OPERATION", { operation: "estimateGas" });
        return await runner.estimateGas(await populateTransaction(...args));
    };
    const staticCallResult = async function (...args) {
        const runner = getRunner(contract.runner, "call");
        assert(canCall(runner), "contract runner does not support calling", "UNSUPPORTED_OPERATION", { operation: "call" });
        const tx = await populateTransaction(...args);
        let result = "0x";
        try {
            result = await runner.call(tx);
        }
        catch (error) {