Add the Update-Object cmdlet

Author: cedx

Sql.psd1

@@ -33,6 +33,7 @@
 		"Publish-Object"
 		"Remove-Object"
 		"Test-Object"
+		"Update-Object"
 	)
 
 	RequiredAssemblies = @(

src/Sql.Cmdlets/Update-Object.cs

@@ -0,0 +1,51 @@
+namespace Belin.Sql.Cmdlets;
+
+using System.Data;
+
+/// <summary>
+/// Updates the specified entity.
+/// </summary>
+[Cmdlet(VerbsData.Update, "Object"), OutputType(typeof(int))]
+public class UpdateObjectCommand: Cmdlet {
+
+	/// <summary>
+	/// The list of columns to select. By default, all columns.
+	/// </summary>
+	[Parameter]
+	public string[] Columns { get; set; } = [];
+
+	/// <summary>
+	/// The connection to the data source.
+	/// </summary>
+	[Parameter(Mandatory = true, Position = 0)]
+	public required IDbConnection Connection { get; set; }
+
+	/// <summary>
+	/// The entity to update.
+	/// </summary>
+	[Parameter(Mandatory = true, Position = 1, ValueFromPipeline = true)]
+	public required object InputObject { get; set; }
+
+	/// <summary>
+	/// The wait time, in seconds, before terminating the attempt to execute the command and generating an error.
+	/// </summary>
+	[Parameter, ValidateRange(ValidateRangeKind.Positive)]
+	public int Timeout { get; set; } = 30;
+
+	/// <summary>
+	/// The transaction to use, if any.
+	/// </summary>
+	[Parameter]
+	public IDbTransaction? Transaction { get; set; }
+
+	/// <summary>
+	/// Performs execution of this command.
+	/// </summary>
+	protected override void ProcessRecord() {
+		var entityType = InputObject.GetType();
+		var parameterTypes = new[] { typeof(IDbConnection), entityType, typeof(string[]), typeof(CommandOptions) };
+		var method = typeof(ConnectionExtensions).GetMethod(nameof(ConnectionExtensions.Update), 1, parameterTypes)!.MakeGenericMethod(entityType);
+		var arguments = new object[] { Connection, InputObject, Columns, new CommandOptions { Timeout = Timeout, Transaction = Transaction } };
+		WriteObject(method.Invoke(null, arguments));
+	}
+}