pwc3

import Foundation

extension Optional {
    func unwrap(orThrow error: @autoclosure () -> Error) throws -> Wrapped {
        guard let value = self else {
            throw error()
        }
        return value
    }

pwc3

#!/usr/bin/env bash

# Downloads Github's recommended .gitignore for the specified language and prints it to stdout.
#
# When starting a project:
#   gh-gitignore Swift > .gitignore

set -euo pipefail

E_BADARGS=85

pwc3

#!/usr/bin/env bash

# Converts a legacy framework into an xcframework.
# Usage: convert-framework.sh input_framework output_xcframework

set -euo pipefail

E_BADARGS=85
if [ $# -ne 2 ]; then
    echo "Usage: $(basename $0) framework xcframework"

pwc3

#!/usr/bin/env bash

set -euo pipefail

cat <<SWIFT
//
//  GitRevision.swift
//
//  This file was automatically generated. Do not edit manually. It will be overwritten on every build.
//

pwc3

#!/usr/bin/env bash

set -euo pipefail

E_BADARGS=85
if [ $# -ne 1 ]; then
    echo "Usage: $(basename $0) tag-name"
    exit $E_BADARGS
fi

pwc3

import Foundation

class SimulatedOperation {

    // Simulated function that collects data from multiple async calls.
    // Build an array of [String] values, one element per async call. Hit the
    // completion block once all of the elements are populated.
    func collectData(completion: @escaping ([String]) -> Void) {

        // Locally accumulate the results here. Why does this work?

pwc3

#!/usr/bin/env python

from __future__ import print_function
import sys
import json

try:
    json.dump(json.load(sys.stdin), sys.stdout, sort_keys=True, indent=4)
except ValueError as err:
    print("Error:", err, file=sys.stderr)

pwc3

#!/usr/bin/env python

import argparse
import codecs
import json
import subprocess
import sys

def parse_args(argv):
    if argv is None:

pwc3

#!/usr/bin/env bash

set -euo pipefail

echo "Exiting Xcode"
osascript -e 'quit app "Xcode"'

echo "Deleting DerivedData"
rm -rf ~/Library/Developer/Xcode/DerivedData/*

pwc3

#!/usr/bin/env python

import argparse
import codecs
import subprocess
import sys

def parse_args(argv):
    if argv is None:
        argv = sys.argv[1:]