/**
 * Reads a varint as an unsigned 32 bit value.
 * @function
 * @returns {number} Value read
 */
Reader.prototype.uint32 = (function read_uint32_setup() {
    var value = 4294967295; // optimizer type-hint, tends to deopt otherwise (?!)
    return function read_uint32() {
        value = (         this.buf[this.pos] & 127       ) >>> 0; if (this.buf[this.pos++] < 128) return value;
        value = (value | (this.buf[this.pos] & 127) <<  7) >>> 0; if (this.buf[this.pos++] < 128) return value;
        value = (value | (this.buf[this.pos] & 127) << 14) >>> 0; if (this.buf[this.pos++] < 128) return value;
        value = (value | (this.buf[this.pos] & 127) << 21) >>> 0; if (this.buf[this.pos++] < 128) return value;
        value = (value | (this.buf[this.pos] &  15) << 28) >>> 0; if (this.buf[this.pos++] < 128) return value;

        /* istanbul ignore next */
        if ((this.pos += 5) > this.len) {
            this.pos = this.len;
            throw indexOutOfRange(this, 10);
        }
        return value;
    };
})();