Files
swiftpm-stencil/Sources/TemplateLoader.swift
2016-11-28 19:24:27 +00:00

66 lines
1.2 KiB
Swift

import Foundation
import PathKit
public protocol Loader {
func loadTemplate(name: String) throws -> Template?
func loadTemplate(names: [String]) throws -> Template?
}
extension Loader {
func loadTemplate(names: [String]) throws -> Template? {
for name in names {
let template = try loadTemplate(name: name)
if template != nil {
return template
}
}
return nil
}
}
// A class for loading a template from disk
public class FileSystemLoader: Loader {
public let paths: [Path]
public init(paths: [Path]) {
self.paths = paths
}
public init(bundle: [Bundle]) {
self.paths = bundle.map {
return Path($0.bundlePath)
}
}
public func loadTemplate(name: String) throws -> Template? {
for path in paths {
let templatePath = path + Path(name)
if templatePath.exists {
return try Template(path: templatePath)
}
}
return nil
}
public func loadTemplate(names: [String]) throws -> Template? {
for path in paths {
for templateName in names {
let templatePath = path + Path(templateName)
if templatePath.exists {
return try Template(path: templatePath)
}
}
}
return nil
}
}