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Applied code guidelines for consistent code.

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This commit is contained in:
Christiano, Kevin 2019-03-21 14:18:57 -04:00
parent d7bf5d0882
commit 157f951021
1 changed files with 36 additions and 56 deletions
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92
MVMCore/MVMCore/Categories/Dictionary+MFConvenience.swift
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@ -8,52 +8,48 @@
import Foundation import Foundation
public extension Dictionary { public extension Dictionary {
/// Returns a Dictionary using the specified chain. An empty dictionary is returned if a dictionary for the chain does not exist /// Returns a Dictionary using the specified chain. An empty dictionary is returned if a dictionary for the chain does not exist
public func dictionaryWithChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> [String : Any] { public func dictionaryWithChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> [String: Any] {
guard let dictionary = optionalDictionaryWithChainOfKeysOrIndexes(keysOrIndexes) else { guard let dictionary = optionalDictionaryWithChainOfKeysOrIndexes(keysOrIndexes) else { return [:] }
return [:]
}
return dictionary return dictionary
} }
/// Returns an optional Dictionary using the specified chain. Returns nil if a dictionary for the chain does not exist /// Returns an optional Dictionary using the specified chain. Returns nil if a dictionary for the chain does not exist
public func optionalDictionaryWithChainOfKeysOrIndexes (_ keysOrIndexes: [Any]) -> [String : Any]? { public func optionalDictionaryWithChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> [String: Any]? {
return objectChainOfKeysOrIndexes(keysOrIndexes) as? [String: Any] return objectChainOfKeysOrIndexes(keysOrIndexes) as? [String: Any]
} }
public func optionalDictionaryForKey(_ key: String) -> [String : Any]? { public func optionalDictionaryForKey(_ key: String) -> [String: Any]? {
return objectChainOfKeysOrIndexes([key]) as? [String: Any] return objectChainOfKeysOrIndexes([key]) as? [String: Any]
} }
/// Returns a String using the specified chain. An empty string is returned if a string for the chain does not exist /// Returns a String using the specified chain. An empty string is returned if a string for the chain does not exist
public func stringWithChainOfKeysOrIndexes(_ keysOrIndexes:[Any]) -> String { public func stringWithChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> String {
guard let string = objectChainOfKeysOrIndexes(keysOrIndexes) as? String else { guard let string = objectChainOfKeysOrIndexes(keysOrIndexes) as? String else { return "" }
return ""
}
return string return string
} }
public func stringOptionalWithChainOfKeysOrIndexes(_ keysOrIndexes:[Any]) -> String? { public func stringOptionalWithChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> String? {
return objectChainOfKeysOrIndexes(keysOrIndexes) as? String return objectChainOfKeysOrIndexes(keysOrIndexes) as? String
} }
/// Returns an Array using the specified chain. Returns an empty array if an array for the chain does not exist /// Returns an Array using the specified chain. Returns an empty array if an array for the chain does not exist
public func arrayForChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> [Any] { public func arrayForChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> [Any] {
guard let array = objectChainOfKeysOrIndexes(keysOrIndexes) as? [Any] else { guard let array = objectChainOfKeysOrIndexes(keysOrIndexes) as? [Any] else { return [] }
return []
}
return array return array
} }
/// Returns a Dictionary after looking up the specified key. An empty dictionary is returned if a dictionary for the key does not exist /// Returns a Dictionary after looking up the specified key. An empty dictionary is returned if a dictionary for the key does not exist
public func dictionaryForKey(_ key : String) -> [String : Any] { public func dictionaryForKey(_ key: String) -> [String: Any] {
return dictionaryWithChainOfKeysOrIndexes([key]) return dictionaryWithChainOfKeysOrIndexes([key])
} }
@ -66,104 +62,87 @@ public extension Dictionary {
/// Returns a String after looking up the specified key. Nil will be returned if a string for the key does not exist /// Returns a String after looking up the specified key. Nil will be returned if a string for the key does not exist
public func optionalStringForKey(_ key: String) -> String? { public func optionalStringForKey(_ key: String) -> String? {
return objectChainOfKeysOrIndexes([key]) as? String return objectChainOfKeysOrIndexes([key]) as? String
} }
/// Returns an Array after looking up the specified key. An empty array will be returned if an array for the key does not exist /// Returns an Array after looking up the specified key. An empty array will be returned if an array for the key does not exist
public func arrayForKey(_ key : String) -> [Any] { public func arrayForKey(_ key: String) -> [Any] {
return arrayForChainOfKeysOrIndexes([key]) return arrayForChainOfKeysOrIndexes([key])
} }
/// Return a Bool after looking up the specified key. This will return false if the key does not exist /// Return a Bool after looking up the specified key. This will return false if the key does not exist
public func boolForKey(_ key : String) -> Bool { public func boolForKey(_ key: String) -> Bool {
guard let bool = objectChainOfKeysOrIndexes([key]) as? Bool else { guard let bool = objectChainOfKeysOrIndexes([key]) as? Bool else { return false }
return false
}
return bool return bool
} }
/// Return a Bool after looking up the specified key. This will return false if the key does not exist /// Return a Bool after looking up the specified key. This will return false if the key does not exist
public func optionalBoolForKey(_ key : String) -> Bool? { public func optionalBoolForKey(_ key: String) -> Bool? {
guard let bool = objectChainOfKeysOrIndexes([key]) as? Bool else { guard let bool = objectChainOfKeysOrIndexes([key]) as? Bool else { return nil }
return nil
}
return bool return bool
} }
public func lenientBoolForKey(_ key: String) -> Bool { public func lenientBoolForKey(_ key: String) -> Bool {
guard let key = key as? Key, let object = self[key] else {
return false guard let key = key as? Key, let object = self[key] else { return false }
}
if let object = object as? NSNumber { if let object = object as? NSNumber {
return object.boolValue return object.boolValue
} else if let object = object as? NSString { } else if let object = object as? NSString {
return object.boolValue return object.boolValue
} }
return false return false
} }
public func boolForChainOfKeysOrIndexes(_ keysOrIndexes:[Any])-> Bool { public func boolForChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> Bool {
guard let bool = objectChainOfKeysOrIndexes(keysOrIndexes) as? Bool else {
return false guard let bool = objectChainOfKeysOrIndexes(keysOrIndexes) as? Bool else { return false }
}
return bool return bool
} }
/// Return a float from a string created by looking up the specified key. This will return 0.0 if the key does not exist /// Return a float from a string created by looking up the specified key. This will return 0.0 if the key does not exist
public func floatForKey(_ key: String) -> Float { public func floatForKey(_ key: String) -> Float {
guard let floatValue = objectChainOfKeysOrIndexes([key]) as? Float else { guard let floatValue = objectChainOfKeysOrIndexes([key]) as? Float else { return 0.0 }
return 0.0
}
return floatValue return floatValue
} }
public func floatFromStringForKey(_ key:String) -> Float { public func floatFromStringForKey(_ key: String) -> Float {
let stringValue = stringForkey(key) let stringValue = stringForkey(key)
guard let floatValue = Float(stringValue) else { guard let floatValue = Float(stringValue) else { return 0.0 }
return 0.0
}
return floatValue return floatValue
} }
public func int32ForKey(_ key: String) -> Int32 {
public func int32ForKey(_ key:String) -> Int32 {
guard let intValue = objectChainOfKeysOrIndexes([key]) as? Int32 else {
return 0
}
guard let intValue = objectChainOfKeysOrIndexes([key]) as? Int32 else { return 0 }
return intValue return intValue
} }
private func objectChainOfKeysOrIndexes(_ keysOrIndexes:[Any]) -> Any? { private func objectChainOfKeysOrIndexes(_ keysOrIndexes: [Any]) -> Any? {
var previousObject : Any? = self var previousObject: Any? = self
for keyOrIndex in keysOrIndexes { for keyOrIndex in keysOrIndexes {
if let nextDictionary = previousObject as? [String:Any], if let nextDictionary = previousObject as? [String: Any], let keyOrIndex = keyOrIndex as? String {
let keyOrIndex = keyOrIndex as? String {
previousObject = nextDictionary[keyOrIndex] previousObject = nextDictionary[keyOrIndex]
continue continue
}
else if let nextArray = previousObject as? [Any], } else if let nextArray = previousObject as? [Any], let keyOrIndex = keyOrIndex as? Int {
let keyOrIndex = keyOrIndex as? Int {
previousObject = nextArray[keyOrIndex] previousObject = nextArray[keyOrIndex]
continue continue
}
else { } else {
previousObject = nil previousObject = nil
break break
} }
@ -171,4 +150,5 @@ public extension Dictionary {
return previousObject return previousObject
} }
} }