public void NumericUtility_TryParseUInt32_1()
{
uint value;
Assert.IsTrue(NumericUtility.TryParseUInt32("123", out value));
Assert.AreEqual(123u, value);
Assert.IsFalse(NumericUtility.TryParseUInt32("hello", out value));
Assert.IsFalse(NumericUtility.TryParseUInt32(string.Empty, out value));
Assert.IsFalse(NumericUtility.TryParseUInt32(null, out value));
}
public static uint GetUInt32
(
[NotNull] string key,
uint defaultValue = 0
)
{
string setting = CM.AppSettings[key];
if (!NumericUtility.TryParseUInt32(setting, out uint result))
{
result = defaultValue;
}
return(result);
}
public static uint GetUInt32
(
[NotNull] string key,
uint defaultValue
)
{
#if DROID || ANDROID || UAP
return(defaultValue);
#else
uint result;
string s = CM.AppSettings[key];
if (!NumericUtility.TryParseUInt32(s, out result))
{
result = defaultValue;
}
return(result);
#endif
}
/// <summary>
/// Parse the text.
/// </summary>
public static RepeatSpecification Parse
(
[NotNull] string text
)
{
Sure.NotNullNorEmpty(text, nameof(text));
RepeatSpecification result = new RepeatSpecification();
switch (text)
{
case "*":
result.Kind = RepeatKind.All;
break;
case "F":
result.Kind = RepeatKind.ByFormat;
break;
case "L":
result.Kind = RepeatKind.Last;
break;
default:
if (NumericUtility.TryParseUInt32(text, out uint index))
{
if (index == 0)
{
throw new IrbisException
(
"Invalid repeat specification: "
+ text
);
}
result.Kind = RepeatKind.Explicit;
result.Index = (int)index;
}
else if (text[0] == 'L' &&
NumericUtility.TryParseUInt32
(
text.Substring(2),
out index
))
{
result.Kind = RepeatKind.Last;
result.Index = (int)index;
}
else
{
Log.Error
(
"RepeatSpecification::Parse: "
+ "invalid repeat specification="
+ text
);
throw new IrbisException
(
"Invalid repeat specification: "
+ text
);
}
break;
}
return(result);
}
