applies pr feedback

docs/strategies/ios/swift.md

@@ -15,7 +15,7 @@ Find all swift manifest files, named: `Package.swift`
 
 ## Limitation
 
-- Path dependencies are ignored in the analyses (e.g. `package(path: "./../local-pkg")`)
+- Path dependencies are ignored in the analysis (e.g. `package(path: "./../local-pkg")`)
 
 ## Example 
 
@@ -45,17 +45,17 @@ let package = Package(
 )
 ```
 
-When analyses is performed (e.g. `fossa analyze -o`), we will identify following as direct dependencies:
+When analysis is performed (e.g. `fossa analyze -o`), we will identify following as direct dependencies:
 - https://github.com/apple/example-package-fisheryates.git
 - https://github.com/apple/example-package-playingcard.git
 
 ## F.A.Q
 
 ### How do I *only perform analysis* for swift package dependencies?
 
-You can explicitly specify analyses target in `.fossa.yml` file. 
+You can explicitly specify analysis an target in `.fossa.yml` file. 
 
-Example below, will exclude all analyses targets except swift. 
+Example below, will exclude all analysis targets except swift. 
 
 ```yaml
 # .fossa.yml 

src/Strategy/Swift/PackageSwift.hs

@@ -98,6 +98,7 @@ data SwiftPackageGitDep = SwiftPackageGitDep
   }
   deriving (Show, Eq, Ord)
 
+-- | Represents https://github.com/apple/swift-package-manager/blob/main/Documentation/PackageDescription.md#methods-3.
 data SwiftPackageGitDepRequirement
   = Branch Text
   | Revision Text
@@ -109,6 +110,9 @@ data SwiftPackageGitDepRequirement
   | RhsHalfOpenInterval (Text, Text)
   deriving (Show, Eq, Ord)
 
+-- Note: Swift fetcher is able to resolve, >=, <, <=, ^, ~ operators.
+-- TODO: Leverage `VerConstraint` (CAnd, etc.)
+-- TODO: Modify Srclib.Converter.verConstraintToRevision to transform constraint for fetcher
 toConstraint :: SwiftPackageGitDepRequirement -> VerConstraint
 toConstraint (Branch b) = CEq b
 toConstraint (Revision r) = CEq r