private SearchExpressionNode LoadNodeData(SearchExpressionNode node, IDictionary info)
{
if (SJSON.TryGetValue(info, ExpressionField.name, out var name))
{
node.name = Convert.ToString(name);
}
if (SJSON.TryGetValue(info, ExpressionField.value, out var value))
{
node.value = value;
}
if (node.type == ExpressionType.Expression)
{
var nestedExpression = new SearchExpression(m_SearchOptions);
if (node.value is string expressionPath && File.Exists(expressionPath))
{
nestedExpression.Load(expressionPath);
}
else if (SJSON.TryGetValue(info, ExpressionField.source, out var source) && source is IDictionary sourceData)
{
nestedExpression.Load(sourceData);
}
if (nestedExpression.m_EvalNode != null && nestedExpression.m_EvalNode.source != null)
{
node.source = nestedExpression.m_EvalNode.source;
}
}
/// <summary>
/// Load a search expression asset.
/// </summary>
/// <param name="expressionPath">Asset path of the search expression</param>
/// <param name="options">Options defining how the query will be performed</param>
/// <returns>Returns a SearchExpression ready to be evaluated.</returns>
public static ISearchExpression LoadExpression(string expressionPath, SearchFlags options = SearchFlags.Default)
{
if (!File.Exists(expressionPath))
{
throw new ArgumentException($"Cannot find expression {expressionPath}", nameof(expressionPath));
}
var se = new SearchExpression(options);
se.Load(expressionPath);
return(se);
}
private void Reload()
{
if (!IsCurrentExpressionPathValid())
{
return;
}
m_Expression.Reset();
m_Expression.Load(m_ExpressionPath);
m_ExpressionGraph.Reload();
UpdateDocumentInfo();
}
private void InitializeExpression()
{
if (m_Expression != null)
{
return;
}
m_ExpressionPath = AssetDatabase.GetAssetPath(target);
m_ExpressionName = Path.GetFileNameWithoutExtension(m_ExpressionPath);
m_ExpressionTitle = new GUIContent(m_ExpressionName, Icons.quicksearch, m_ExpressionPath);
m_Expression = new SearchExpression(SearchSettings.GetContextOptions());
m_Expression.Load(m_ExpressionPath);
m_Expression.Evaluate();
}