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ichmagmaus111andClaude Opus 5.5
0622057a4f
Ghostgram for iOS, rebuilt from scratch on Telegram iOS 13.0. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
34 lines
1.4 KiB
Swift
34 lines
1.4 KiB
Swift
#if canImport(UIKit)
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import UIKit
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/// One highlighted token range in a code block. A package-local value type on purpose: the editor cannot
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/// see `TextFormat`/`TelegramCore`/libprisma (its deps are `RichTextEditorCore`, `AppBundle`,
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/// `MosaicLayout`, and must stay that way for `swift test` and the Demo app), so no Telegram type may
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/// cross this boundary. The HOST turns (language, text) into these.
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public struct RichTextSyntaxToken: Equatable {
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/// A range in the code block's text, in UTF-16 units.
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public let range: NSRange
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public let color: UIColor
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public init(range: NSRange, color: UIColor) {
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self.range = range
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self.color = color
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}
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}
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/// The cache key for one highlight request: a normalized language plus the exact code text.
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struct CodeHighlightSpec: Hashable {
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let language: String
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let text: String
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}
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/// A code block's language, trimmed and lowercased, or nil when it carries none usable. **Must agree with
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/// the app-side `normalizedCodeBlockLanguage`** — the editor sends the normalized value and the host keys
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/// the shared cache with it, so a divergence here means every lookup misses.
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func richTextNormalizedCodeLanguage(_ language: String?) -> String? {
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guard let language else { return nil }
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let normalized = language.trimmingCharacters(in: .whitespacesAndNewlines).lowercased()
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return normalized.isEmpty ? nil : normalized
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}
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#endif
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