File size: 9,049 Bytes
18a519f | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 | using System;
using System.Text;
namespace Unity.VisualScripting.Dependencies.NCalc
{
public abstract class LogicalExpression
{
public BinaryExpression And(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.And, this, operand);
}
public BinaryExpression And(object operand)
{
return new BinaryExpression(BinaryExpressionType.And, this, new ValueExpression(operand));
}
public BinaryExpression DividedBy(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Div, this, operand);
}
public BinaryExpression DividedBy(object operand)
{
return new BinaryExpression(BinaryExpressionType.Div, this, new ValueExpression(operand));
}
public BinaryExpression EqualsTo(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Equal, this, operand);
}
public BinaryExpression EqualsTo(object operand)
{
return new BinaryExpression(BinaryExpressionType.Equal, this, new ValueExpression(operand));
}
public BinaryExpression GreaterThan(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Greater, this, operand);
}
public BinaryExpression GreaterThan(object operand)
{
return new BinaryExpression(BinaryExpressionType.Greater, this, new ValueExpression(operand));
}
public BinaryExpression GreaterOrEqualThan(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.GreaterOrEqual, this, operand);
}
public BinaryExpression GreaterOrEqualThan(object operand)
{
return new BinaryExpression(BinaryExpressionType.GreaterOrEqual, this, new ValueExpression(operand));
}
public BinaryExpression LesserThan(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Lesser, this, operand);
}
public BinaryExpression LesserThan(object operand)
{
return new BinaryExpression(BinaryExpressionType.Lesser, this, new ValueExpression(operand));
}
public BinaryExpression LesserOrEqualThan(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.LesserOrEqual, this, operand);
}
public BinaryExpression LesserOrEqualThan(object operand)
{
return new BinaryExpression(BinaryExpressionType.LesserOrEqual, this, new ValueExpression(operand));
}
public BinaryExpression Minus(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Minus, this, operand);
}
public BinaryExpression Minus(object operand)
{
return new BinaryExpression(BinaryExpressionType.Minus, this, new ValueExpression(operand));
}
public BinaryExpression Modulo(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Modulo, this, operand);
}
public BinaryExpression Modulo(object operand)
{
return new BinaryExpression(BinaryExpressionType.Modulo, this, new ValueExpression(operand));
}
public BinaryExpression NotEqual(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.NotEqual, this, operand);
}
public BinaryExpression NotEqual(object operand)
{
return new BinaryExpression(BinaryExpressionType.NotEqual, this, new ValueExpression(operand));
}
public BinaryExpression Or(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Or, this, operand);
}
public BinaryExpression Or(object operand)
{
return new BinaryExpression(BinaryExpressionType.Or, this, new ValueExpression(operand));
}
public BinaryExpression Plus(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Plus, this, operand);
}
public BinaryExpression Plus(object operand)
{
return new BinaryExpression(BinaryExpressionType.Plus, this, new ValueExpression(operand));
}
public BinaryExpression Mult(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.Times, this, operand);
}
public BinaryExpression Mult(object operand)
{
return new BinaryExpression(BinaryExpressionType.Times, this, new ValueExpression(operand));
}
public BinaryExpression BitwiseOr(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.BitwiseOr, this, operand);
}
public BinaryExpression BitwiseOr(object operand)
{
return new BinaryExpression(BinaryExpressionType.BitwiseOr, this, new ValueExpression(operand));
}
public BinaryExpression BitwiseAnd(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.BitwiseAnd, this, operand);
}
public BinaryExpression BitwiseAnd(object operand)
{
return new BinaryExpression(BinaryExpressionType.BitwiseAnd, this, new ValueExpression(operand));
}
public BinaryExpression BitwiseXOr(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.BitwiseXOr, this, operand);
}
public BinaryExpression BitwiseXOr(object operand)
{
return new BinaryExpression(BinaryExpressionType.BitwiseXOr, this, new ValueExpression(operand));
}
public BinaryExpression LeftShift(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.LeftShift, this, operand);
}
public BinaryExpression LeftShift(object operand)
{
return new BinaryExpression(BinaryExpressionType.LeftShift, this, new ValueExpression(operand));
}
public BinaryExpression RightShift(LogicalExpression operand)
{
return new BinaryExpression(BinaryExpressionType.RightShift, this, operand);
}
public BinaryExpression RightShift(object operand)
{
return new BinaryExpression(BinaryExpressionType.RightShift, this, new ValueExpression(operand));
}
public override string ToString()
{
var serializer = new SerializationVisitor();
Accept(serializer);
return serializer.Result.ToString().TrimEnd(' ');
}
// This method is not just syntactic sugar.
// It chooses the proper overload of Visit() based on the current type.
public virtual void Accept(LogicalExpressionVisitor visitor)
{
throw new NotImplementedException();
}
private const char BS = '\\';
private static string ExtractString(string text)
{
var sb = new StringBuilder(text);
var startIndex = 1; // Skip initial quote
var slashIndex = -1;
while ((slashIndex = sb.ToString().IndexOf(BS, startIndex)) != -1)
{
var escapeType = sb[slashIndex + 1];
switch (escapeType)
{
case 'u':
var hcode = String.Concat(sb[slashIndex + 4], sb[slashIndex + 5]);
var lcode = String.Concat(sb[slashIndex + 2], sb[slashIndex + 3]);
var unicodeChar = Encoding.Unicode.GetChars(new[] { Convert.ToByte(hcode, 16), Convert.ToByte(lcode, 16) })[0];
sb.Remove(slashIndex, 6).Insert(slashIndex, unicodeChar);
break;
case 'n':
sb.Remove(slashIndex, 2).Insert(slashIndex, '\n');
break;
case 'r':
sb.Remove(slashIndex, 2).Insert(slashIndex, '\r');
break;
case 't':
sb.Remove(slashIndex, 2).Insert(slashIndex, '\t');
break;
case '\'':
sb.Remove(slashIndex, 2).Insert(slashIndex, '\'');
break;
case '\\':
sb.Remove(slashIndex, 2).Insert(slashIndex, '\\');
break;
default:
throw new ApplicationException("Unvalid escape sequence: \\" + escapeType);
}
startIndex = slashIndex + 1;
}
sb.Remove(0, 1);
sb.Remove(sb.Length - 1, 1);
return sb.ToString();
}
}
}
|