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Adding SyntacticSugar rule #851
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| // | ||
| // SyntacticSugarRule.swift | ||
| // SwiftLint | ||
| // | ||
| // Created by Marcelo Fabri on 21/10/16. | ||
| // Copyright © 2016 Realm. All rights reserved. | ||
| // | ||
|
|
||
| import SourceKittenFramework | ||
| import Foundation | ||
|
|
||
| public struct SyntacticSugarRule: Rule, ConfigurationProviderRule { | ||
| public var configuration = SeverityConfiguration(.Warning) | ||
|
|
||
| public init() {} | ||
|
|
||
| public static let description = RuleDescription( | ||
| identifier: "syntactic_sugar", | ||
| name: "Syntactic Sugar", | ||
| description: "Shorthand syntactic sugar should be used, i.e. [Int] instead of Array<Int>", | ||
| nonTriggeringExamples: [ | ||
| "let x: [Int]", | ||
| "let x: [Int: String]", | ||
| "let x: Int?", | ||
| "func x(a: [Int], b: Int) -> [Int: Any]", | ||
| "let x: Int!", | ||
| "extension Array { \n func x() { } \n }", | ||
| "extension Dictionary { \n func x() { } \n }", | ||
| "let x: CustomArray<String>" | ||
| ], | ||
| triggeringExamples: [ | ||
| "let x: ↓Array<String>", | ||
| "let x: ↓Dictionary<Int, String>", | ||
| "let x: ↓Optional<Int>", | ||
| "let x: ↓ImplicitlyUnwrappedOptional<Int>", | ||
| "func x(a: ↓Array<Int>, b: Int) -> [Int: Any]", | ||
| "func x(a: [Int], b: Int) -> ↓Dictionary<Int, String>", | ||
| "func x(a: ↓Array<Int>, b: Int) -> ↓Dictionary<Int, String>", | ||
| ] | ||
| ) | ||
|
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| public func validateFile(file: File) -> [StyleViolation] { | ||
| let types = ["Optional", "ImplicitlyUnwrappedOptional", "Array", "Dictionary"] | ||
|
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| let pattern = "\\b(" + types.joinWithSeparator("|") + ")\\s*<.*?>" | ||
|
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| return file.matchPattern(pattern, | ||
| excludingSyntaxKinds: SyntaxKind.commentAndStringKinds()).map { | ||
| StyleViolation(ruleDescription: self.dynamicType.description, | ||
| severity: configuration.severity, | ||
| location: Location(file: file, characterOffset: $0.location)) | ||
| } | ||
| } | ||
|
|
||
| } |
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I've tried just using
responseCache.values[cacheKey] = nilorresponseCache.values[cacheKey] = .Nonebut a test started to fail 😬There was a problem hiding this comment.
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Yeah, we are using
Optional.Noneas failed state of response from SourceKit.