public Expression Compile(IEnumerable <Expression> expressions, Expression parentContext, string templatePath = null)
{
try
{
if (expressions.Any() == false)
{
return(_emptyLambda);
}
if (expressions.IsOneOf <Expression, DefaultExpression>() == true)
{
return(_emptyLambda);
}
var compilationContext = new CompilationContext(_configuration);
var expression = CreateExpressionBlock(expressions);
expression = CommentVisitor.Visit(expression, compilationContext);
expression = UnencodedStatementVisitor.Visit(expression, compilationContext);
expression = PartialBinder.Bind(expression, compilationContext);
expression = StaticReplacer.Replace(expression, compilationContext);
expression = IteratorBinder.Bind(expression, compilationContext);
expression = BlockHelperFunctionBinder.Bind(expression, compilationContext);
expression = DeferredSectionVisitor.Bind(expression, compilationContext);
expression = HelperFunctionBinder.Bind(expression, compilationContext);
expression = BoolishConverter.Convert(expression, compilationContext);
expression = PathBinder.Bind(expression, compilationContext);
expression = SubExpressionVisitor.Visit(expression, compilationContext);
expression = ContextBinder.Bind(expression, compilationContext, parentContext, templatePath);
return(expression);
}
catch (Exception ex)
{
throw new HandlebarsCompilerException("An unhandled exception occurred while trying to compile the template", ex);
}
}
public static Expression Reduce(Expression expression, CompilationContext context)
{
expression = new CommentVisitor().Visit(expression);
expression = new UnencodedStatementVisitor(context).Visit(expression);
expression = new PartialBinder(context).Visit(expression);
expression = new StaticReplacer(context).Visit(expression);
expression = new IteratorBinder(context).Visit(expression);
expression = new BlockHelperFunctionBinder(context).Visit(expression);
expression = new HelperFunctionBinder(context).Visit(expression);
expression = new BoolishConverter(context).Visit(expression);
expression = new PathBinder(context).Visit(expression);
expression = new SubExpressionVisitor(context).Visit(expression);
expression = new HashParameterBinder().Visit(expression);
return(expression);
}