Repository Analysis

swiftlang/swift-evolution

This maintains proposals for changes and user-visible enhancements to the Swift Programming Language.

3.3 Likely human-written View on GitHub
3.3
Adjusted Score
3.3
Raw Score
100%
Time Factor
2026-05-29
Last Push
15,848
Stars
Markdown
Language
199,582
Lines of Code
581
Files
702
Pattern Hits
2026-05-31
Scan Date

Score History

Severity Breakdown

CRITICAL 0HIGH 0MEDIUM 3LOW 699

Pattern Findings

702 matches across 4 categories. Click a row to expand file-level details.

Over-Commented Block694 hits · 645 pts
SeverityFileLineSnippet
LOWproposals/0336-distributed-actor-isolation.md301///
LOWproposals/0419-backtrace-api.md81 ///
LOWproposals/0419-backtrace-api.md101 ///
LOWproposals/0419-backtrace-api.md121 ///
LOWproposals/0419-backtrace-api.md181
LOWproposals/0419-backtrace-api.md201 ///
LOWproposals/0419-backtrace-api.md241 /// this off e.g. in Kubernetes so that pods restart promptly on crash.
LOWproposals/0419-backtrace-api.md361 /// True if this symbol represents a Swift runtime failure.
LOWproposals/0453-vector.md261extension InlineArray where Element: ~Copyable {
LOWproposals/0453-vector.md281 /// an immutable borrow reference to the previously initialized element. The
LOWproposals/0410-atomics.md201/// - An acquiring fence ties to any preceding atomic operation that
LOWproposals/0410-atomics.md581### Basic Atomic Operations
LOWproposals/0410-atomics.md601 ordering: AtomicStoreOrdering
LOWproposals/0410-atomics.md621 /// ```
LOWproposals/0410-atomics.md641 ordering: AtomicUpdateOrdering
LOWproposals/0410-atomics.md661 /// will be used when the operation leaves the value intact.
LOWproposals/0410-atomics.md681 /// Perform an atomic weak compare and exchange operation on the current
LOWproposals/0410-atomics.md701 ///
LOWproposals/0410-atomics.md721 /// ```
LOWproposals/0410-atomics.md901 /// the current value without updating it.
LOWproposals/0405-string-validating-initializers.md61We want these new initializers to be performant. As such, their implementation should minimize the number of memory allo
LOWproposals/0405-string-validating-initializers.md81 /// let invalid = String(validating: invalidUTF16, as: UTF16.self)
LOWproposals/0405-string-validating-initializers.md101 /// The following example calls this initializer with the contents of two
LOWproposals/0405-string-validating-initializers.md121 validating codeUnits: some Sequence<Int8>,
LOWproposals/0405-string-validating-initializers.md141 /// validUTF8.withUnsafeBufferPointer { ptr in
LOWproposals/0074-binary-search.md121 /// Returns the range of elements equivalent to `element`, using
LOWproposals/0074-binary-search.md141 /// least partitioned by `element`.
LOWproposals/0247-contiguous-strings.md41(For rationale on why StringProtocol was excluded, see “What about StringProtocol?” in Alternatives Considered)
LOWproposals/0247-contiguous-strings.md61 public mutating func makeContiguousUTF8()
LOWproposals/0247-contiguous-strings.md81// Contiguous UTF-8 strings
LOWproposals/0247-contiguous-strings.md101 /// which will also speed up subsequent access. If this mutates the substring,
LOWproposals/0247-contiguous-strings.md201 /// Complexity: O(1) if `self` is contiguous UTF-8, otherwise O(n)
LOWproposals/0259-approximately-equal.md81```swift
LOWproposals/0259-approximately-equal.md101 /// Much of this advice is false, and most of the rest is technically
LOWproposals/0259-approximately-equal.md121 /// consult with a friendly numerical analyst.
LOWproposals/0259-approximately-equal.md141 guard self.isFinite && other.isFinite else {
LOWproposals/0259-approximately-equal.md161 /// subtractions, use a tolerance of `.ulpOfOne * n * scale`, where
LOWproposals/0525-rawspan-safe-loading-api.md281extension RawSpan {
LOWproposals/0525-rawspan-safe-loading-api.md301 /// `offset` must be completely within the span.
LOWproposals/0525-rawspan-safe-loading-api.md341```
LOWproposals/0525-rawspan-safe-loading-api.md381 ) where T: BitwiseCopyable
LOWproposals/0525-rawspan-safe-loading-api.md401 /// Returns a value constructed from the raw memory at the specified offset.
LOWproposals/0525-rawspan-safe-loading-api.md421 /// `offset` is not required to be aligned for `T`.
LOWproposals/0525-rawspan-safe-loading-api.md481 as type: T.Type
LOWproposals/0525-rawspan-safe-loading-api.md501 /// There must be at least `count * MemoryLayout<T>.stride` bytes
LOWproposals/0525-rawspan-safe-loading-api.md521 /// - repeatedValue: The value to store as raw bytes.
LOWproposals/0525-rawspan-safe-loading-api.md581 ///
LOWproposals/0525-rawspan-safe-loading-api.md681
LOWproposals/0445-string-index-printing.md141
LOWproposals/0513-commandline-executablepath.md81 /// path to the current executable, you can pass the value of this property to
LOWproposals/0308-postfix-if-config-expressions.md221### Nested `#if` blocks
LOW…s/0424-custom-isolation-checking-for-serialexecutor.md61 // ...
LOWproposals/0138-unsaferawbufferpointer.md681```
LOWproposals/0138-unsaferawbufferpointer.md701/// Generally, native Swift types that do not contain strong or
LOWproposals/0138-unsaferawbufferpointer.md721/// // View a slice of memory at someBytes. Nothing is copied.
LOWproposals/0138-unsaferawbufferpointer.md781 /// Deallocate this memory allocated for `bytes` number of bytes.
LOWproposals/0138-unsaferawbufferpointer.md801 public func load<T>(fromByteOffset offset: Int = 0, as type: T.Type) -> T {
LOWproposals/0138-unsaferawbufferpointer.md841 /// Copies `count` bytes from `source` into memory at `self`.
LOWproposals/0138-unsaferawbufferpointer.md921 /// but it's indices will be rebased to zero. Given:
LOWproposals/0138-unsaferawbufferpointer.md1081 ///
634 more matches not shown…
Fake / Example Data5 hits · 7 pts
SeverityFileLineSnippet
LOWproposals/0203-rename-sequence-elements-equal.md47> Contrived Example: Two Lorem Ipsum generators are the same generator (referentially equal, substitutable for the purpo
LOWproposals/0182-newline-escape-in-strings.md28 Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna
LOWproposals/0182-newline-escape-in-strings.md28 Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna
LOWproposals/0182-newline-escape-in-strings.md33 Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod \
LOWproposals/0182-newline-escape-in-strings.md33 Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod \
Decorative Section Separators2 hits · 4 pts
SeverityFileLineSnippet
MEDIUMproposals/0344-distributed-actor-runtime.md393 │── // actorSystem.actorReady(self) ────────────────▶│ Store a mapping (ID -> some DistributedActor)
MEDIUMproposals/0344-distributed-actor-runtime.md397 ◌ deinit ─ // actorSystem.resignID(self.id) ────────▶│ Remove (ID -> some DistributedActor) mapping
Excessive Try-Catch Wrapping1 hit · 3 pts
SeverityFileLineSnippet
MEDIUMproposals/0235-add-result.md248 /// print("Error retrieving the value: \(error)")