Jeremy Jacobson jjacobson93
jjacobson93
/ minimal-swift.Dockerfile
Created
February 8, 2018 00:14
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| FROM swift:4 | |
| WORKDIR /build | |
| COPY Sources ./Sources | |
| COPY Package.swift . | |
| RUN swift package resolve | |
| RUN swift build | |
| COPY pkg-swift-deps.sh /usr/bin/pkg-swift-deps |
jjacobson93
/ pkg-swift-deps.sh
Last active
May 7, 2019 14:13
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| #!/bin/bash | |
| BIN="$1" | |
| OUTPUT_TAR="${2:-swift_libs.tar.gz}" | |
| TAR_FLAGS="hczvf" | |
| DEPS=$(ldd $BIN | awk 'BEGIN{ORS=" "}$1\ | |
| ~/^\//{print $1}$3~/^\//{print $3}'\ | |
| | sed 's/,$/\n/') | |
| tar $TAR_FLAGS $OUTPUT_TAR $DEPS |
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| let updateTimeLabel = SKAction.customAction(withDuration: 5) { | |
| (node, elapsedTime) in | |
| if let label = node as? SKLabelNode { | |
| label.text = "\(elapsedTime)s" | |
| } | |
| } | |
| let timeLabel = SKLabelNode(fontNamed: "Chalkduster") | |
| timeLabel.text = "0s" | |
| timeLabel.run(updateTimeLabel) |
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| let coin = SKSpriteNode(imageNamed: "coin.png") | |
| let animate = SKAction.rotate(byAngle: π/2, duration: 0.75) | |
| let updateScore = SKAction.run { | |
| scoreValue += 10 | |
| } | |
| let sequence = SKAction.sequence([animate, updateScore]) | |
| coin.run(sequence) |
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| let moveAction = SKAction.moveBy(x: 10, y: -15, duration: 0.8) | |
| let player = SKSpriteNode(imageNamed: "player.png") | |
| let moveFiveTimes = SKAction.repeat(moveAction, count: 5) | |
| player.run(moveFiveTimes) |
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| let moveAction = SKAction.moveBy(x: 10, y: -15, duration: 0.8) | |
| let rotateAction = SKAction.rotate(byAngle: π, duration: 0.5) | |
| let moveAndRotate = SKAction.group([moveAction, rotateAction]) | |
| let player = SKSpriteNode(imageNamed: "player.png") | |
| player.run(moveAndRotate) |
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| let moveAction = SKAction.moveBy(x: 10, y: -15, duration: 0.8) | |
| let player = SKSpriteNode(imageNamed: "player.png") | |
| player.run(moveAction) |
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| let moveAction = SKAction.moveBy(x: 10, y: -15, duration: 0.8) |
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| func giveMeAStringMaybe(_ maybe: Bool) -> String? { | |
| return maybe ? "Yes!" : nil | |
| } | |
| let str1: String? = giveMeAStringMaybe(true) | |
| let lowercaseStr1: String? = str1?.lowercased() | |
| print(lowercaseStr2) // prints: "yes!" | |
| let str2: String? = giveMeAStringMaybe(false) | |
| let lowercaseStr2: String? = str2?.lowercased() |
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| func giveMeAStringMaybe(_ maybe: Bool) -> String? { | |
| return maybe ? "Yes!" : nil | |
| } | |
| let str: String? = giveMeAStringMaybe(true) | |
| guard let unwrappedStr = str else { | |
| print("str is nil") | |
| // unwrappedStr is NOT accessible here | |
| return | |
| } |
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