// <summary>
// Builds identity based on the functionName and parameters metadata.
// Returns string in the form of "functionName (param1, param2, ... paramN)".
// </summary>
internal static void BuildIdentity <TParameterMetadata>(
StringBuilder builder,
string functionName,
IEnumerable <TParameterMetadata> functionParameters,
Func <TParameterMetadata, TypeUsage> getParameterTypeUsage,
Func <TParameterMetadata, ParameterMode> getParameterMode)
{
//
// Note: some callers depend on the format of the returned identity string.
//
// Start with the function name
builder.Append(functionName);
// Then add the string representing the list of parameters
builder.Append('(');
var first = true;
foreach (var parameter in functionParameters)
{
if (first)
{
first = false;
}
else
{
builder.Append(",");
}
builder.Append(Helper.ToString(getParameterMode(parameter)));
builder.Append(' ');
getParameterTypeUsage(parameter).BuildIdentity(builder);
}
builder.Append(')');
}
