Function pack

js/src/static_dependencies/ethers/coders/array.js:8–52

(writer, coders, values)

 *  @_ignore
 */
export function pack(writer, coders, values) {
    let arrayValues = [];
    if (Array.isArray(values)) {
        arrayValues = values;
    }
    else if (values && typeof (values) === "object") {
        let unique = {};
        arrayValues = coders.map((coder) => {
            const name = coder.localName;
            assert(name, "cannot encode object for signature with missing names", "INVALID_ARGUMENT", { argument: "values", info: { coder }, value: values });
            assert(!unique[name], "cannot encode object for signature with duplicate names", "INVALID_ARGUMENT", { argument: "values", info: { coder }, value: values });
            unique[name] = true;
            return values[name];
        });
    }
    else {
        assertArgument(false, "invalid tuple value", "tuple", values);
    }
    assertArgument(coders.length === arrayValues.length, "types/value length mismatch", "tuple", values);
    let staticWriter = new Writer();
    let dynamicWriter = new Writer();
    let updateFuncs = [];
    coders.forEach((coder, index) => {
        let value = arrayValues[index];
        if (coder.dynamic) {
            // Get current dynamic offset (for the future pointer)
            let dynamicOffset = dynamicWriter.length;
            // Encode the dynamic value into the dynamicWriter
            coder.encode(dynamicWriter, value);
            // Prepare to populate the correct offset once we are done
            let updateFunc = staticWriter.writeUpdatableValue();
            updateFuncs.push((baseOffset) => {
                updateFunc(baseOffset + dynamicOffset);
            });
        }
        else {
            coder.encode(staticWriter, value);
        }
    });
    // Backfill all the dynamic offsets, now that we know the static length
    updateFuncs.forEach((func) => { func(staticWriter.length); });
    let length = writer.appendWriter(staticWriter);
    length += writer.appendWriter(dynamicWriter);
    return length;
}
/**
 *  @_ignore
 */