public Number()
{
Optional minus = new Optional(new Character('-'));
OneOrMore digits = new OneOrMore(new Range('0', '9'));
Choice firstdigits = new Choice(new Character('0'), new Sequence(new Range('1', '9'), new Many(new Range('0', '9'))));
Optional fraction = new Optional(
new Sequence(
new Character('.'),
digits));
Optional exponent = new Optional(
new Sequence(
new Any("eE"),
new Optional(new Any("-+")),
firstdigits,
fraction));
this.pattern = new Sequence(minus, firstdigits, fraction, exponent);
}
public Number()
{
var digit = new Range('0', '9');
var digits = new OneOrMore(digit);
var sign = new Any("-+");
var integer = new Sequence(
new Optional(new Character('-')),
new Choice(new Character('0'), digits));
var exponent = new Optional(
new Sequence(
new Any("eE"),
new Optional(sign),
digits));
var fraction = new Optional(
new Sequence(
new Character('.'),
digits));
pattern = new Sequence(integer, fraction, exponent);
}
public void CheckIfItReturnsTrueIfItMatchesOne()
{
OneOrMore variable = new OneOrMore(new Character('a'));
Assert.True(variable.Match("abcde").Success());
}
public void CheckIfRemainingTextIsCorrect()
{
OneOrMore variable = new OneOrMore(new Character('a'));
Assert.Equal("bcde", variable.Match("aaaabcde").RemainingText());
}
public void CheckIfItReturnsFalseIfItDoesntMatch()
{
OneOrMore variable = new OneOrMore(new Character('a'));
Assert.False(variable.Match("bcde").Success());
}
