mirror of
https://github.com/apple/swift-argument-parser.git
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Rauhul Varma
10d80282e5
Adopts the common swift-mmio and swift-argument-parser format and enables CI checking. Fixes: #702
51 lines
2.0 KiB
Swift
51 lines
2.0 KiB
Swift
//===----------------------------------------------------------*- swift -*-===//
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//
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// This source file is part of the Swift Argument Parser open source project
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//
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// Copyright (c) 2020 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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//
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//===----------------------------------------------------------------------===//
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/// Gets thrown while parsing and will be handled by the error output generation.
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enum ParserError: Error {
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case helpRequested(visibility: ArgumentVisibility)
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case versionRequested
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case dumpHelpRequested
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case completionScriptRequested(shell: String?)
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case completionScriptCustomResponse(String)
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case unsupportedShell(String? = nil)
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case notImplemented
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case invalidState
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case unknownOption(InputOrigin.Element, Name)
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case invalidOption(String)
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case nonAlphanumericShortOption(Character)
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/// The option was there, but its value is missing, e.g. `--name` but no value for the `name`.
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case missingValueForOption(InputOrigin, Name)
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case unexpectedValueForOption(InputOrigin.Element, Name, String)
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case unexpectedExtraValues([(InputOrigin, String)])
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case duplicateExclusiveValues(
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previous: InputOrigin, duplicate: InputOrigin, originalInput: [String])
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/// We need a value for the given key, but it’s not there. Some non-optional option or argument is missing.
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case noValue(forKey: InputKey)
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case unableToParseValue(
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InputOrigin, Name?, String, forKey: InputKey, originalError: Error?)
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case missingSubcommand
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case userValidationError(Error)
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case noArguments(Error)
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}
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/// These are errors used internally to the parsing, and will not be exposed to the help generation.
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enum InternalParseError: Error {
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case wrongType(valueRepresentation: String, forKey: InputKey)
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case subcommandNameMismatch
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case subcommandLevelMismatch(Int, Int)
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case subcommandLevelMissing(Int)
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case subcommandLevelDuplicated(Int)
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case expectedCommandButNoneFound
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}
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