Repository: PowerShell/PowerShell
File: src/System.Management.Automation/engine/hostifaces/PowerShell.cs (C#)

Code before:
        /// </remarks>
        /// <exception cref="ArgumentNullException">
        /// cmdlet is null.
        /// </exception>
        /// <exception cref="InvalidPowerShellStateException">
        /// Powershell instance cannot be changed in its
        /// current state.
        /// </exception>
        /// <exception cref="ObjectDisposedException">
        /// Object is disposed.
        /// </exception>
        public PowerShell AddCommand(string cmdlet, bool useLocalScope)
        {
            lock (_syncObject)
            {
                AssertChangesAreAccepted();

                _psCommand.AddCommand(cmdlet, useLocalScope);

                return this;
            }
        }

        /// <summary>
        /// Add a piece of script to construct a command pipeline.
        /// For example, to construct a command string "get-process | foreach { $_.Name }"
        ///     <code>
        ///         PowerShell shell = PowerShell.Create()
        ///             .AddScript("get-process | foreach { $_.Name }");
        ///     </code>
        /// </summary>
        /// <param name="script">
        /// A string representing a script.
        /// </param>
        /// <returns>
        /// A PowerShell instance with <paramref name="command"/> added.
        /// </returns>
        /// <remarks>
        /// This method is not thread-safe.
        /// </remarks>
        /// <exception cref="ArgumentNullException">
        /// command is null.
        /// </exception>
        /// <exception cref="InvalidPowerShellStateException">
        /// Powershell instance cannot be changed in its
        /// current state.
        /// </exception>
        /// <exception cref="ObjectDisposedException">
        /// Object is disposed.
        /// </exception>
        public PowerShell AddScript(string script)

Review comment (suggestion):
```suggestion
        /// For example, to construct a command string "Get-Process | ForEach-Object { $_.Name }"
```

Code after:
        /// </remarks>
        /// <exception cref="ArgumentNullException">
        /// cmdlet is null.
        /// </exception>
        /// <exception cref="InvalidPowerShellStateException">
        /// Powershell instance cannot be changed in its
        /// current state.
        /// </exception>
        /// <exception cref="ObjectDisposedException">
        /// Object is disposed.
        /// </exception>
        public PowerShell AddCommand(string cmdlet, bool useLocalScope)
        {
            lock (_syncObject)
            {
                AssertChangesAreAccepted();

                _psCommand.AddCommand(cmdlet, useLocalScope);

                return this;
            }
        }

        /// <summary>
        /// Add a piece of script to construct a command pipeline.
        /// For example, to construct a command string "Get-Process | ForEach-Object { $_.Name }"
        ///     <code>
        ///         PowerShell shell = PowerShell.Create()
        ///             .AddScript("Get-Process | ForEach-Object { $_.Name }");
        ///     </code>
        /// </summary>
        /// <param name="script">
        /// A string representing a script.
        /// </param>
        /// <returns>
        /// A PowerShell instance with <paramref name="command"/> added.
        /// </returns>
        /// <remarks>
        /// This method is not thread-safe.
        /// </remarks>
        /// <exception cref="ArgumentNullException">
        /// command is null.
        /// </exception>
        /// <exception cref="InvalidPowerShellStateException">
        /// Powershell instance cannot be changed in its
        /// current state.
        /// </exception>
        /// <exception cref="ObjectDisposedException">
        /// Object is disposed.
        /// </exception>
        public PowerShell AddScript(string script)