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Code Issues Projects Releases Wiki Activity

Take care of when UTType creation failed

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This commit is contained in:
1024jp 2021-09-29 16:01:21 +09:00
parent 58a64d7bc8
commit 6eefe5b68a
1 changed files with 6 additions and 3 deletions
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9
CotEditor/Sources/DocumentController.swift
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@ -143,7 +143,7 @@ final class DocumentController: NSDocumentController {
// [caution] This method may be called from a background thread due to concurrent-opening.
do {
let type = UTType(typeName)! // TODO: avoid force unwrap
let type = UTType(typeName)
try self.checkOpeningSafetyOfDocument(at: url, type: type)
} catch {
@ -311,11 +311,14 @@ final class DocumentController: NSDocumentController {
/// - url: The location of the new document object.
/// - type: The type of the document.
/// - Throws: `DocumentReadError`
private func checkOpeningSafetyOfDocument(at url: URL, type: UTType) throws {
private func checkOpeningSafetyOfDocument(at url: URL, type: UTType?) throws {
assert(type != nil)
// check if the file is possible binary
let binaryTypes: [UTType] = [.image, .audiovisualContent, .gzip, .zip, .bz2]
if binaryTypes.contains(where: type.conforms(to:)),
if let type = type,
binaryTypes.contains(where: type.conforms(to:)),
!type.conforms(to: .svg), // SVG is plain-text (except SVGZ)
url.pathExtension != "ts" // "ts" extension conflicts between MPEG-2 streamclip file and TypeScript
{