96 lines
2.2 KiB
Swift
96 lines
2.2 KiB
Swift
import Foundation
|
|
|
|
|
|
extension String {
|
|
/// Split a string by a separator leaving quoted phrases together
|
|
func smartSplit(separator: Character = " ") -> [String] {
|
|
var word = ""
|
|
var components: [String] = []
|
|
var separate: Character = separator
|
|
|
|
for character in self.characters {
|
|
if character == separate {
|
|
if separate != separator {
|
|
word.append(separate)
|
|
}
|
|
|
|
if !word.isEmpty {
|
|
components.append(word)
|
|
word = ""
|
|
}
|
|
|
|
separate = separator
|
|
} else {
|
|
if separate == separator && (character == "'" || character == "\"") {
|
|
separate = character
|
|
}
|
|
word.append(character)
|
|
}
|
|
}
|
|
|
|
if !word.isEmpty {
|
|
components.append(word)
|
|
}
|
|
|
|
return components
|
|
}
|
|
}
|
|
|
|
|
|
public enum Token : Equatable {
|
|
/// A token representing a piece of text.
|
|
case text(value: String)
|
|
|
|
/// A token representing a variable.
|
|
case variable(value: String)
|
|
|
|
/// A token representing a comment.
|
|
case comment(value: String)
|
|
|
|
/// A token representing a template block.
|
|
case block(value: String)
|
|
|
|
/// Returns the underlying value as an array seperated by spaces
|
|
public func components() -> [String] {
|
|
switch self {
|
|
case .block(let value):
|
|
return value.smartSplit()
|
|
case .variable(let value):
|
|
return value.smartSplit()
|
|
case .text(let value):
|
|
return value.smartSplit()
|
|
case .comment(let value):
|
|
return value.smartSplit()
|
|
}
|
|
}
|
|
|
|
public var contents: String {
|
|
switch self {
|
|
case .block(let value):
|
|
return value
|
|
case .variable(let value):
|
|
return value
|
|
case .text(let value):
|
|
return value
|
|
case .comment(let value):
|
|
return value
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
public func == (lhs: Token, rhs: Token) -> Bool {
|
|
switch (lhs, rhs) {
|
|
case (.text(let lhsValue), .text(let rhsValue)):
|
|
return lhsValue == rhsValue
|
|
case (.variable(let lhsValue), .variable(let rhsValue)):
|
|
return lhsValue == rhsValue
|
|
case (.block(let lhsValue), .block(let rhsValue)):
|
|
return lhsValue == rhsValue
|
|
case (.comment(let lhsValue), .comment(let rhsValue)):
|
|
return lhsValue == rhsValue
|
|
default:
|
|
return false
|
|
}
|
|
}
|