Created
April 5, 2018 15:57
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SwiftPM ArgumentParser usage
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let parser = ArgumentParser(commandName: "swiftfmt", usage: "swiftfmt filename [options]", overview: "Format Swift source code") | |
let filenameArgument = parser.add(positional: "filename", kind: String.self) | |
let configrationOption = parser.add(option: "--configuration", kind: String.self) | |
let versionOption = parser.add(option: "--version", kind: Bool.self) | |
let verboseOption = parser.add(option: "--verbose", kind: Bool.self, usage: "Show more debugging information") | |
let result = try parser.parse(Array(CommandLine.arguments.dropFirst())) | |
if let version = result.get(versionOption) { | |
print("Swiftfmt 0.1.0") | |
return | |
} | |
guard let filename = result.get(filenameArgument) else { | |
return print("No input files.") | |
} | |
if let configration = result.get(configrationOption) { | |
option.configration = configration | |
} | |
if let verbose = result.get(verboseOption) { | |
option.verbose = verbose | |
} |
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