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package io.dico.dicore.command.parameter;
/**
* An interface to process tokens such as quotes
*/
public interface IArgumentPreProcessor {
/**
* Preprocess the arguments without modifying the array.
* Might return the same array (in which case no changes were made).
*
* @param argStart the index within the array where the given arguments start (the part before that identifies the command)
* @param args the arguments
* @return the arguments after preprocessing
*/
String[] process(int argStart, String[] args);
IArgumentPreProcessor NONE = (argStart, args) -> args;
/**
* Get an IArgumentPreProcessor that merges arguments between any two tokens
*
* @param tokens The tokens that the merged arguments should be enclosed by, in subsequent pairs.
* Example: []{}""
* This would mean the following would be merged: [ hello this is a merged argument]
* @param escapeChar the char that can be used to escape the given tokens
* @return The IArgumentPreProcessor
*/
static IArgumentPreProcessor mergeOnTokens(String tokens, char escapeChar) {
return new ArgumentMergingPreProcessor(tokens, escapeChar);
}
}
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