View .swiftlint.yml
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action_sheet_warning: | |
name: "Action sheets must define a source view and rect, or barButtonItem" | |
message: "Action sheets on iPad will crash unless they have a source view and rect, or a source barButtonItem on their popoverPresentationController. If you have done this, you can suppress this warning but not before (swiftlint:disable:this action_sheet_warning)." | |
regex: "UIAlertController\\(.*, preferredStyle: .actionSheet\\)" | |
severity: warning |
View PretendAPI.txt
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This is some text downloaded from an API! |
View ConstraintsExample.swift
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func doStuff() { | |
keyInput.constrain(toSuperviewSafeArea: .top, .leading, insetBy: 16) | |
blurView.contentView.addSubview(valueInput) | |
valueInput.constrain(toSuperviewSafeArea: .trailing, .bottom, insetBy: 16) | |
verticalLayoutConstraint = keyInput.constrain(.bottom, to: valueInput, .top, withOffset: -8) | |
verticalLayoutConstraint.priority = .defaultHigh | |
verticalLayoutConstraint.isActive = false | |
sameWidthConstraint = keyInput.constrain(.width, to: valueInput, .width) | |
sameTopConstraint = keyInput.constrain(.top, to: valueInput, .top) |
View UIView+Constraints.swift
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import UIKit | |
extension UIView { | |
func constrain(toSuperview edges: NSLayoutAttribute..., insetBy inset: CGFloat = 0) { | |
for edge in edges { | |
constrain(toSuperview: edge, withOffset: offset(for: edge, ofInset: inset)) | |
} | |
} |
View Foo.swift
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func displayErrorMessage(_ optionalMessage: String?) { | |
if let message = optionalMessage { | |
print(message) | |
} | |
} | |
displayErrorMessage("Something went wrong") // Prints out "Something went wrong" | |
displayErrorMessage(nil) // doesn't do anything |
View combined-report
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#!/bin/bash | |
if hash lines 2>/dev/null ; then | |
if [ -f imports.txt -o -f lines.txt ]; then | |
echo "Previous import.txt and/or lines.txt exist! Delete them first." | |
exit | |
fi | |
imports > imports.txt && lines > lines.txt | |
open imports.txt lines.txt |
View Completion.swift
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func completion<Result>(onResult: @escaping (Result) -> Void, onError: @escaping (Error) -> Void) -> ((Result?, Error?) -> Void) { | |
return { (maybeResult, maybeError) in | |
if let result = maybeResult { | |
onResult(result) | |
} else if let error = maybeError { | |
onError(error) | |
} else { | |
onError(SplitError.NoResultFound) | |
} | |
} |
View fruits.json
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{ | |
"fruits" : [ | |
{ | |
"name" : "Apple", | |
"image" : "https://upload.wikimedia.org/wikipedia/commons/thumb/1/15/Red_Apple.jpg/265px-Red_Apple.jpg", | |
"price" : 35 | |
}, | |
{ | |
"name" : "Banana", | |
"image" : "https://upload.wikimedia.org/wikipedia/commons/thumb/4/44/Bananas_white_background_DS.jpg/320px-Bananas_white_background_DS.jpg", |
View After.swift
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func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { | |
if recipes[indexPath.row].isPromoted { | |
let promotedCell = tableView.dequeueReusableCell(withIdentifier: "promoted", for: indexPath) as! PromotedRecipeCell | |
promotedCell.recipe = recipe | |
promotedCell.promotion = recipe.promotion // we've guarded here using the isPromoted method, so the value is unwrapped | |
return promotedCell | |
} else { | |
let normalCell = tableView.dequeueReusableCell(withIdentifier: "normal", for: indexPath) as! RecipeCell | |
normalCell.recipe = recipe | |
return normalCell |
View Before.swift
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func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { | |
if let promotion = recipes[indexPath.row].promotion { | |
let promotedCell = tableView.dequeueReusableCell(withIdentifier: "promoted", for: indexPath) as! PromotedRecipeCell | |
promotedCell.recipe = recipe | |
promotedCell.promotion = promotion | |
return promotedCell | |
} else { | |
let normalCell = tableView.dequeueReusableCell(withIdentifier: "normal", for: indexPath) as! RecipeCell | |
normalCell.recipe = recipe | |
return normalCell |
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