54 lines
1.4 KiB
Swift
54 lines
1.4 KiB
Swift
//
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// Template.swift
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// Stencil
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//
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// Created by Kyle Fuller on 23/10/2014.
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// Copyright (c) 2014 Cocode. All rights reserved.
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//
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import Foundation
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public class Template {
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let parser:TokenParser
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public convenience init(named:String) {
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self.init(named:named, inBundle:nil)
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}
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public convenience init(named:String, inBundle bundle:NSBundle?) {
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var url:NSURL?
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if let bundle = bundle {
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url = bundle.URLForResource(named, withExtension: nil)
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} else {
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url = NSBundle.mainBundle().URLForResource(named, withExtension: nil)
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}
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self.init(URL:url!)
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}
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public convenience init(URL:NSURL) {
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var error:NSError?
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let templateString = NSString.stringWithContentsOfURL(URL, encoding: NSUTF8StringEncoding, error: &error)
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self.init(templateString:templateString)
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}
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public init(templateString:String) {
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let lexer = Lexer(templateString: templateString)
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let tokens = lexer.tokenize()
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parser = TokenParser(tokens: tokens)
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}
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public func render(context:Context) -> (string:String?, error:Error?) {
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let (nodes, error) = parser.parse()
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if let error = error {
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return (nil, error)
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} else if let nodes = nodes {
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return renderNodes(nodes, context)
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}
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return (nil, nil)
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}
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}
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