/// <summary>
/// Takes a BibTex file as string as parses it to a Dictionary containing the Bibliography
/// </summary>
/// <param name="data">A BibTex file as a string</param>
/// <returns>A dictionary of the Bibliography</returns>
public List <Item> Parse(string data)
{
// Computing regex matches from the data.
MatchCollection matchCollection = _entryRegex.Matches(data);
// Collection to store the BibTex items.
var items = new List <Item>();
// Iterate over every BibTex item in the data.
foreach (Match match in matchCollection)
{
try
{
// Get the BibTex item and associated field values.
string key = match.Groups[2].Value;
Item.ItemType type = (Item.ItemType)Enum.Parse(typeof(Item.ItemType), match.Groups[1].Value, true);
Dictionary <Item.FieldType, string> fields = ParseItem(match.Groups[3].Value);
var item = new Item(type, fields);
// Validate the item.
if (!_validator.IsItemValid(item))
{
throw new InvalidDataException($"The item with key {key} is not valid");
}
items.Add(item);
}
catch (ArgumentException e)
{
throw new InvalidDataException($"The item type {match.Groups[1].Value} is not known by the parser", e);
}
}
return(items);
}