public SortByColumnsFunction()
: base("SortByColumns", TexlStrings.AboutSortByColumns, FunctionCategories.Table, DType.EmptyTable, 0, 2, int.MaxValue, DType.EmptyTable, DType.String)
{
_sortOrderValidator = ArgValidators.SortOrderValidator;
// SortByColumns(source, name, order, name, order, ...name, order, ...)
SignatureConstraint = new SignatureConstraint(omitStartIndex: 5, repeatSpan: 2, endNonRepeatCount: 0, repeatTopLength: 9);
}
public AddColumnsFunction()
: base("AddColumns", TexlStrings.AboutAddColumns, FunctionCategories.Table, DType.EmptyTable, 0, 3, int.MaxValue, DType.EmptyTable)
{
// AddColumns(source, name, valueFunc, name, valueFunc, ..., name, valueFunc, ...)
SignatureConstraint = new SignatureConstraint(omitStartIndex: 5, repeatSpan: 2, endNonRepeatCount: 0, repeatTopLength: 9);
ScopeInfo = new FunctionScopeInfo(this);
}
public SwitchFunction() :
base("Switch", TexlStrings.AboutSwitch, FunctionCategories.Logical, DType.Unknown, 0, 3, int.MaxValue)
{
// If(cond1, value1, cond2, value2, ..., condN, valueN, [valueFalse], ...)
// Switch(switch_value, match_value1, match_result1, match_value2, match_result2, ..., match_valueN, match_resultN, [default_result], ...)
SignatureConstraint = new SignatureConstraint(omitStartIndex: 5, repeatSpan: 2, endNonRepeatCount: 0, repeatTopLength: 9);
}
public IfFunction()
: base("If", TexlStrings.AboutIf, FunctionCategories.Logical, DType.Unknown, 0, 2, int.MaxValue)
{
// If(cond1, value1, cond2, value2, ..., condN, valueN, [valueFalse], ...)
SignatureConstraint = new SignatureConstraint(omitStartIndex: 4, repeatSpan: 2, endNonRepeatCount: 0, repeatTopLength: 8);
}
