comparison: lvm.js
lvm.js
- changeset 80
- beb0bb936aca
- parent 79
- 94c0441b7321
- child 81
- 1deed5894ff6
equal
deleted
inserted
replaced
| 79:94c0441b7321 | 80:beb0bb936aca |
|---|---|
| 116 // Plain addition | 116 // Plain addition |
| 117 return this.vm.LValue(parseFloat(this.value, 10) + parseFloat(op2.value, 10)); | 117 return this.vm.LValue(parseFloat(this.value, 10) + parseFloat(op2.value, 10)); |
| 118 } | 118 } |
| 119 else | 119 else |
| 120 throw "Attempt to perform arithmetic on a "+this.type+" and "+op2.type; | 120 throw "Attempt to perform arithmetic on a "+this.type+" and "+op2.type; |
| 121 }, | |
| 122 equals: function (op2) | |
| 123 { | |
| 124 if(this.type != op2.type) | |
| 125 return false; | |
| 126 if(this.value == op2.value) | |
| 127 return true; | |
| 128 var __eq = this.vm.LValue("__eq"); | |
| 129 if(this.metatable && op2.metatable) | |
| 130 { | |
| 131 var metamethod1 = this.metatable.index(__eq); | |
| 132 var metamethod2 = op2.metatable.index(__eq); | |
| 133 if(metamethod1.equals(metamethod2)) | |
| 134 { | |
| 135 var result = metamethod1.call([this, op2]); | |
| 136 return (result[0].type != "nil" | |
| 137 && (result[0].type != "boolean" || result[0].value == true) | |
| 138 ); | |
| 139 } | |
| 140 } | |
| 141 return false; | |
| 121 } | 142 } |
| 122 }; | 143 }; |
| 123 | 144 |
| 124 function LBinaryChunk(vm, chunk, start) | 145 function LBinaryChunk(vm, chunk, start) |
| 125 { | 146 { |
