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Implement trim whitespace

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This commit is contained in:
yonaskolb
2019-11-17 00:41:42 +11:00
committed by David Jennes
parent d4dc631752
commit ef97973e85
10 changed files with 444 additions and 74 deletions
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17
Sources/Stencil/Node.swift
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@@ -41,14 +41,27 @@ public class SimpleNode: NodeType {
public class TextNode: NodeType {
public let text: String
public let token: Token?
public let trimBehaviour: TrimBehaviour
public init(text: String) {
public init(text: String, trimBehaviour: TrimBehaviour = .nothing) {
self.text = text
self.token = nil
self.trimBehaviour = trimBehaviour
}
public func render(_ context: Context) throws -> String {
self.text
var string = self.text
if trimBehaviour.leading != .nothing, !string.isEmpty {
let range = NSRange(..<string.endIndex, in: string)
string = TrimBehaviour.leadingRegex(trim: trimBehaviour.leading)
.stringByReplacingMatches(in: string, options: [], range: range, withTemplate: "")
}
if trimBehaviour.trailing != .nothing, !string.isEmpty {
let range = NSRange(..<string.endIndex, in: string)
string = TrimBehaviour.trailingRegex(trim: trimBehaviour.trailing)
.stringByReplacingMatches(in: string, options: [], range: range, withTemplate: "")
}
return string
}
}