private bool Equals()

in src/Microsoft.Azure.WebJobs.Host/Scale/HostConcurrencySnapshot.cs [33:81]
38 lines of code
18 McCabe index (conditional complexity)

        private bool Equals(HostConcurrencySnapshot other)
        {
            if (other == null)
            {
                return false;
            }

            if (object.ReferenceEquals(this, other))
            {
                return true;
            }

            if (NumberOfCores != other.NumberOfCores)
            {
                return false;
            }

            if ((FunctionSnapshots == null && other.FunctionSnapshots != null && other.FunctionSnapshots.Count > 0) ||
                (FunctionSnapshots != null && FunctionSnapshots.Count > 0 && other.FunctionSnapshots == null))
            {
                return false;
            }

            if (FunctionSnapshots != null && other.FunctionSnapshots != null)
            {
                if (FunctionSnapshots.Count() != other.FunctionSnapshots.Count() ||
                    FunctionSnapshots.Keys.Union(other.FunctionSnapshots.Keys, StringComparer.OrdinalIgnoreCase).Count() != FunctionSnapshots.Count())
                {
                    // function set aren't equal
                    return false;
                }

                // we know we have the same set of functions in both 
                // we now want to compare each function snapshot
                foreach (var functionId in FunctionSnapshots.Keys)
                {
                    if (other.FunctionSnapshots.TryGetValue(functionId, out FunctionConcurrencySnapshot otherFunctionSnapshot) &&
                        FunctionSnapshots.TryGetValue(functionId, out FunctionConcurrencySnapshot functionSnapshot) &&
                        !functionSnapshot.Equals(otherFunctionSnapshot))
                    {
                        return false;
                    }
                }
            }
            
            // if none of the above checks have returned false, the snapshots
            // are equal
            return true;
        }