/// <inheritdoc />
public Func <RenderContext, string> CompilePartial(string template)
{
var document = CreateDocument(template);
// Collapse any whitespace.
var whitespace = new WhiteSpaceCollapsingParserVisitor();
document.Accept(whitespace);
return((context) =>
{
using (var writer = new StringWriter())
{
var render = new RenderingParserVisitor(writer, context, ModelMetadataProvider ?? new DefaultModelMetadataProvider())
{
Service = this
};
// Render the document.
document.Accept(render);
return writer.GetStringBuilder().ToString();
}
});
}
/// <inheritdoc />
public HandlebarTemplate Compile(string template)
{
var document = CreateDocument(template);
// Collapse any whitespace.
var whitespace = new WhiteSpaceCollapsingParserVisitor();
document.Accept(whitespace);
return((model, resolver) =>
{
using (var writer = new StringWriter())
{
var render = new RenderingParserVisitor(writer, model, ModelMetadataProvider ?? new DefaultModelMetadataProvider(), resolver)
{
Service = this
};
// Render the document.
document.Accept(render);
return writer.GetStringBuilder().ToString();
}
});
}
public void CollapsesPreviousWhiteSpace()
{
var factory = new Factory();
// "Hello {{~test}}"
var document = factory.Document(
factory.Text("Hello"),
factory.WhiteSpace(1),
factory.Expression(
factory.MetaCode("{{", T.OpenTag),
factory.MetaCode("~", T.Tilde),
factory.Span(SpanKind.Expression, factory.Symbol("this", T.Identifier)),
factory.MetaCode("}}", T.CloseTag)));
factory = new Factory();
// "Hello{{~test}}"
var expected = factory.Document(
factory.Text("Hello"),
factory.WhiteSpace(1, collapsed: true),
factory.Expression(
factory.MetaCode("{{", T.OpenTag),
factory.MetaCode("~", T.Tilde),
factory.Span(SpanKind.Expression, factory.Symbol("this", T.Identifier)),
factory.MetaCode("}}", T.CloseTag)));
var visitor = new WhiteSpaceCollapsingParserVisitor();
visitor.VisitBlock(document);
var builder = new StringBuilder();
var comparer = new EquivalanceComparer(builder, 0);
Assert.True(comparer.Equals(expected, document), builder.ToString());
}
public void CollapsesWhiteSpaceInParentBlocks()
{
var factory = new Factory();
// "Message:{{#this~}} Hello {{~/this~}} There"
var document = factory.Document(
factory.Text("Message:"),
factory.Tag("this",
factory.TagElement("this",
factory.MetaCode("{{", T.OpenTag),
factory.MetaCode("#", T.Hash),
factory.Expression(factory.Parameter("this")),
factory.MetaCode("~", T.Tilde),
factory.MetaCode("}}", T.CloseTag)),
factory.WhiteSpace(1),
factory.Text("Hello"),
factory.WhiteSpace(1),
factory.TagElement("this",
factory.MetaCode("{{", T.OpenTag),
factory.MetaCode("~", T.Tilde),
factory.MetaCode("/", T.Slash),
factory.Expression(factory.Parameter("this")),
factory.MetaCode("~", T.Tilde),
factory.MetaCode("}}", T.CloseTag))),
factory.WhiteSpace(1),
factory.Text("There"));
factory = new Factory();
// "Message:{{#this~}}Hello{{~/this~}}There"
var expected = factory.Document(
factory.Text("Message:"),
factory.Tag("this",
factory.TagElement("this",
factory.MetaCode("{{", T.OpenTag),
factory.MetaCode("#", T.Hash),
factory.Expression(factory.Parameter("this")),
factory.MetaCode("~", T.Tilde),
factory.MetaCode("}}", T.CloseTag)),
factory.WhiteSpace(1, collapsed: true),
factory.Text("Hello"),
factory.WhiteSpace(1, collapsed: true),
factory.TagElement("this",
factory.MetaCode("{{", T.OpenTag),
factory.MetaCode("~", T.Tilde),
factory.MetaCode("/", T.Slash),
factory.Expression(factory.Parameter("this")),
factory.MetaCode("~", T.Tilde),
factory.MetaCode("}}", T.CloseTag))),
factory.WhiteSpace(1, collapsed: true),
factory.Text("There"));
var visitor = new WhiteSpaceCollapsingParserVisitor();
visitor.VisitBlock(document);
var builder = new StringBuilder();
var comparer = new EquivalanceComparer(builder, 0);
Assert.True(comparer.Equals(expected, document), builder.ToString());
}
