36 lines
1004 B
Swift
36 lines
1004 B
Swift
import Foundation
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import PathKit
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public class IncludeNode : NodeType {
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public let templateName:String
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public class func parse(parser:TokenParser, token:Token) throws -> NodeType {
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let bits = token.contents.componentsSeparatedByString("\"")
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guard bits.count == 3 else {
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throw TemplateSyntaxError("'include' tag takes one argument, the template file to be included")
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}
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return IncludeNode(templateName: bits[1])
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}
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public init(templateName:String) {
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self.templateName = templateName
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}
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public func render(context: Context) throws -> String {
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guard let loader = context["loader"] as? TemplateLoader else {
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throw TemplateSyntaxError("Template loader not in context")
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}
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guard let template = loader.loadTemplate(templateName) else {
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let paths = loader.paths.map { $0.description }.joinWithSeparator(", ")
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throw TemplateSyntaxError("'\(templateName)' template not found in \(paths)")
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}
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return try template.render(context)
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}
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}
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