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Don’t overwrite a file with a directory

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This commit is contained in:
Max Howell
2019-01-24 14:44:01 -05:00
parent 9eca479f7b
commit 80960f5876
1 changed files with 5 additions and 4 deletions
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5
Sources/Path+FileManager.swift
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@@ -5,13 +5,14 @@ public extension Path {
Copies a file. Copies a file.
- Note: `throws` if `to` is a directory. - Note: `throws` if `to` is a directory.
- Parameter to: Destination filename. - Parameter to: Destination filename.
- Parameter overwrite: If true overwrites any file that already exists at `to`. - Parameter overwrite: If `true` and both `self` and `to` are files, overwrites `to`.
- Note: If either `self` or `to are directories, `overwrite` is ignored.
- Returns: `to` to allow chaining - Returns: `to` to allow chaining
- SeeAlso: `copy(into:overwrite:)` - SeeAlso: `copy(into:overwrite:)`
*/ */
@discardableResult @discardableResult
public func copy(to: Path, overwrite: Bool = false) throws -> Path { public func copy(to: Path, overwrite: Bool = false) throws -> Path {
if overwrite, to.exists { if overwrite, to.isFile, isFile {
try FileManager.default.removeItem(at: to.url) try FileManager.default.removeItem(at: to.url)
} }
try FileManager.default.copyItem(atPath: string, toPath: to.string) try FileManager.default.copyItem(atPath: string, toPath: to.string)