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[CommandRegistry] Return self from register(_:) for method chaining #111

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Aug 14, 2017
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[CommandRegistry] Return self from register(_:) for method chaining #111

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7585871
[CommandRegistry] Return self from `register(_:)` for method chaining
ikesyo Aug 14, 2017
fed2d54
Use variadic parameters
ikesyo Aug 14, 2017
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17 changes: 12 additions & 5 deletions Sources/Commandant/Command.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -86,12 +86,19 @@ public final class CommandRegistry<ClientError: Error> {

public init() {}

/// Registers the given command, making it available to run.
/// Registers the given commands, making those available to run.
///
/// If another command was already registered with the same `verb`, it will
/// be overwritten.
public func register<C: CommandProtocol>(_ command: C) where C.ClientError == ClientError, C.Options.ClientError == ClientError {
commandsByVerb[command.verb] = CommandWrapper(command)
/// If another commands were already registered with the same `verb`s, those
/// will be overwritten.
@discardableResult
public func register<C: CommandProtocol>(_ commands: C...)
-> CommandRegistry
where C.ClientError == ClientError, C.Options.ClientError == ClientError
{
for command in commands {
commandsByVerb[command.verb] = CommandWrapper(command)
}
return self
}

/// Runs the command corresponding to the given verb, passing it the given
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