Modern Bindable Property Snippet for Xamarin Forms.

bprop.snippet

<?xml version="1.0" encoding="utf-8"?>
<CodeSnippets xmlns="http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet">
  <CodeSnippet Format="1.0.0">
    <Header>
      <SnippetTypes>
        <SnippetType>Expansion</SnippetType>
      </SnippetTypes>
      <Title>BindableProperty</Title>
      <Author>Juan R. (Juansero29) and Parth Patel (parth7676)</Author>
      <Description>
        Code snippet for an automatically implemented BindableProperty including a clean method called when the property changes. It's targeted to use in Xamarin.Forms. 
        Type 'bprop' to access it easily on a C# Code Editor window.
        Language Version: C# 4.0 or higher
      </Description>
      <HelpUrl>
      </HelpUrl>
      <Shortcut>bprop</Shortcut>
    </Header>
    <Snippet>
      <Declarations>
        <Literal Editable="true">
          <ID>BPropName</ID>
          <ToolTip>Enter the bindable property name</ToolTip>
          <Default>MyProperty</Default>
          <Function>
          </Function>
        </Literal>
        <Literal Editable="true">
          <ID>owner</ID>
          <ToolTip>The type of the owner of this bindable property. (normally the class in which it is declared)</ToolTip>
          <Default>Owner</Default>
          <Function>
          </Function>
        </Literal>
        <Literal Editable="true">
          <ID>type</ID>
          <ToolTip>The type of the property that your bindable property is wrapping</ToolTip>
          <Default>Type</Default>
          <Function>
          </Function>
        </Literal>
        <Literal Editable="true">
          <ID>documentation</ID>
          <ToolTip>The documentation commentaries for your bindable property</ToolTip>
          <Default>A bindable property</Default>
        </Literal>
      </Declarations>
      <Code Language="csharp">
        <![CDATA[

          #region $BPropName$
          public static readonly BindableProperty $BPropName$Property = BindableProperty.Create(nameof($BPropName$), typeof($type$), typeof($owner$), propertyChanged: (obj, old, newV) =>
          {
            var me = obj as $owner$;
            if (newV != null && !(newV is $type$)) return; 
            var old$BPropName$ = ($type$)old;
            var new$BPropName$ = ($type$)newV;
            me?.$BPropName$Changed(old$BPropName$, new$BPropName$);
          });

          private void $BPropName$Changed($type$ old$BPropName$, $type$ new$BPropName$)
          {

          }

          /// <summary>
          /// $documentation$
          /// </summary>
          public $type$ $BPropName$
          {
            get => ($type$)GetValue($BPropName$Property); 
            set => SetValue($BPropName$Property, value); 
          }
          #endregion

        $end$]]>
      </Code>
    </Snippet>
  </CodeSnippet>
</CodeSnippets>

Thanks, this was well written, I just created a snippet based on yours.