Load templates and render objects

Sources/HummingbirdMustache/Template.swift

@@ -0,0 +1,26 @@
+
+enum HBMustacheError: Error {
+    case sectionCloseNameIncorrect
+    case unfinishedSectionName
+    case expectedSectionEnd
+}
+
+public class HBTemplate {
+    public init(_ string: String) throws {
+        self.tokens = try Self.parse(string)
+    }
+
+    internal init(_ tokens: [Token]) {
+        self.tokens = tokens
+    }
+    
+    enum Token {
+        case text(String)
+        case variable(String)
+        case section(String, HBTemplate)
+        case invertedSection(String, HBTemplate)
+    }
+
+    let tokens: [Token]
+}
+