eb240478
 Luigi Serra
public room cards...
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"use strict";
module.exports = {
/**
* Simplifies the token stream to ease the matching with the expected token stream.
*
* * Strings are kept as-is
* * In arrays each value is transformed individually
* * Values that are empty (empty arrays or strings only containing whitespace)
*
*
* @param {Array} tokenStream
* @returns {Array.<string[]|Array>}
*/
simplify: function (tokenStream) {
if (Array.isArray(tokenStream)) {
return tokenStream
.map(this.simplify.bind(this))
.filter(function (value) {
return !(Array.isArray(value) && !value.length) && !(typeof value === "string" && !value.trim().length);
}
);
}
else if (typeof tokenStream === "object") {
return [tokenStream.type, this.simplify(tokenStream.content)];
}
else {
return tokenStream;
}
}
};
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