public void ParseTestAdvance()
{
PluginPath path;
path = PluginPath.Parse("@[key].workbench.title[0].Value");
Assert.NotNull(path);
Assert.Equal(PathAnchor.None, path.Anchor);
Assert.Equal("", path.Path);
Assert.Equal(5, path.Members.Length);
Assert.True(path.Members[0].IsIndexer);
Assert.Equal(1, path.Members[0].Parameters.Length);
Assert.Equal("key", path.Members[0].Parameters[0]);
Assert.Equal("workbench", path.Members[1].Name);
Assert.Equal("title", path.Members[2].Name);
Assert.True(path.Members[3].IsIndexer);
Assert.Equal(1, path.Members[3].Parameters.Length);
Assert.Equal(0, path.Members[3].Parameters[0]);
Assert.Equal("Value", path.Members[4].Name);
path = PluginPath.Parse("../@[key].workbench.title[0].Value");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("..", path.Path);
Assert.Equal(5, path.Members.Length);
Assert.True(path.Members[0].IsIndexer);
Assert.Equal(1, path.Members[0].Parameters.Length);
Assert.Equal("key", path.Members[0].Parameters[0]);
Assert.Equal("workbench", path.Members[1].Name);
Assert.Equal("title", path.Members[2].Name);
Assert.True(path.Members[3].IsIndexer);
Assert.Equal(1, path.Members[3].Parameters.Length);
Assert.Equal(0, path.Members[3].Parameters[0]);
Assert.Equal("Value", path.Members[4].Name);
path = PluginPath.Parse(@".. / @ [ 'k\' ey' ] . workbench . title[ 0 ].Value");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("..", path.Path);
Assert.Equal(5, path.Members.Length);
Assert.True(path.Members[0].IsIndexer);
Assert.Equal(1, path.Members[0].Parameters.Length);
Assert.Equal("k' ey", path.Members[0].Parameters[0]);
Assert.Equal("workbench", path.Members[1].Name);
Assert.Equal("title", path.Members[2].Name);
Assert.True(path.Members[3].IsIndexer);
Assert.Equal(1, path.Members[3].Parameters.Length);
Assert.Equal(0, path.Members[3].Parameters[0]);
Assert.Equal("Value", path.Members[4].Name);
}
public override object Parse(ParserContext context)
{
if (string.IsNullOrWhiteSpace(context.Text))
{
return(null);
}
var expression = PluginPath.Parse(context.Text);
if (expression != null)
{
object target = context.PluginContext.ApplicationContext.OptionManager.GetOptionValue(expression.Path);
if (target != null)
{
return(Reflection.MemberAccess.GetMemberValue <object>(target, expression.Members));
}
}
return(null);
}
public override Type GetValueType(ParserContext context)
{
if (string.IsNullOrWhiteSpace(context.Text))
{
return(null);
}
//处理特殊路径表达式，即获取插件文件路径或目录
if (context.Text.StartsWith("~"))
{
return(typeof(string));
}
var expression = PluginPath.Parse(PluginPath.PreparePathText(context.Text));
var node = context.Node.Find(expression.Path);
if (node != null && node.ValueType != null)
{
return(Reflection.MemberAccess.GetMemberType(node.ValueType, expression.Members));
}
return(null);
}
public void ParseTest()
{
PluginPath path;
path = PluginPath.Parse("");
Assert.Null(path);
path = PluginPath.Parse(" ");
Assert.Null(path);
path = PluginPath.Parse(".");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Current, path.Anchor);
Assert.Equal(".", path.Path);
Assert.Equal(0, path.Members.Length);
path = PluginPath.Parse("..");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("..", path.Path);
Assert.Equal(0, path.Members.Length);
path = PluginPath.Parse("/");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Root, path.Anchor);
Assert.Equal("/", path.Path);
Assert.Equal(0, path.Members.Length);
path = PluginPath.Parse("workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.None, path.Anchor);
Assert.Equal("workbench", path.Path);
Assert.Equal(1, path.Members.Length);
Assert.Equal("title", path.Members[0].Name);
path = PluginPath.Parse("/workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Root, path.Anchor);
Assert.Equal("/workbench", path.Path);
Assert.Equal(1, path.Members.Length);
Assert.Equal("title", path.Members[0].Name);
path = PluginPath.Parse("./workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Current, path.Anchor);
Assert.Equal("./workbench", path.Path);
Assert.Equal(1, path.Members.Length);
Assert.Equal("title", path.Members[0].Name);
path = PluginPath.Parse("../workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("../workbench", path.Path);
Assert.Equal(1, path.Members.Length);
Assert.Equal("title", path.Members[0].Name);
path = PluginPath.Parse("@workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.None, path.Anchor);
Assert.Equal("", path.Path);
Assert.Equal(2, path.Members.Length);
Assert.Equal("workbench", path.Members[0].Name);
Assert.Equal("title", path.Members[1].Name);
path = PluginPath.Parse("*****@*****.**");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Current, path.Anchor);
Assert.Equal(".", path.Path);
Assert.Equal(2, path.Members.Length);
Assert.Equal("workbench", path.Members[0].Name);
Assert.Equal("title", path.Members[1].Name);
path = PluginPath.Parse("./@workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Current, path.Anchor);
Assert.Equal(".", path.Path);
Assert.Equal(2, path.Members.Length);
Assert.Equal("workbench", path.Members[0].Name);
Assert.Equal("title", path.Members[1].Name);
path = PluginPath.Parse("../@Property");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("..", path.Path);
Assert.Equal(1, path.Members.Length);
Assert.Equal("Property", path.Members[0].Name);
path = PluginPath.Parse("../@workbench.title");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("..", path.Path);
Assert.Equal(2, path.Members.Length);
Assert.Equal("workbench", path.Members[0].Name);
Assert.Equal("title", path.Members[1].Name);
path = PluginPath.Parse("../@workbench.title[0]");
Assert.NotNull(path);
Assert.Equal(PathAnchor.Parent, path.Anchor);
Assert.Equal("..", path.Path);
Assert.Equal(3, path.Members.Length);
Assert.Equal("workbench", path.Members[0].Name);
Assert.Equal("title", path.Members[1].Name);
Assert.True(path.Members[2].IsIndexer);
Assert.True(string.IsNullOrEmpty(path.Members[2].Name));
Assert.Equal(1, path.Members[2].Parameters.Length);
Assert.Equal(0, path.Members[2].Parameters[0]);
}