Function checkValue

lib.commonjs/utils/fixednumber.js:36–58

(val, format, safeOp)

    return BigInt("1" + result.substring(0, decimals));
}
function checkValue(val, format, safeOp) {
    const width = BigInt(format.width);
    if (format.signed) {
        const limit = (BN_1 << (width - BN_1));
        (0, errors_js_1.assert)(safeOp == null || (val >= -limit && val < limit), "overflow", "NUMERIC_FAULT", {
            operation: safeOp, fault: "overflow", value: val
        });
        if (val > BN_0) {
            val = (0, maths_js_1.fromTwos)((0, maths_js_1.mask)(val, width), width);
        }
        else {
            val = -(0, maths_js_1.fromTwos)((0, maths_js_1.mask)(-val, width), width);
        }
    }
    else {
        const limit = (BN_1 << width);
        (0, errors_js_1.assert)(safeOp == null || (val >= 0 && val < limit), "overflow", "NUMERIC_FAULT", {
            operation: safeOp, fault: "overflow", value: val
        });
        val = (((val % limit) + limit) % limit) & (limit - BN_1);
    }
    return val;
}
function getFormat(value) {
    if (typeof (value) === "number") {
        value = `fixed128x${value}`;