32 lines
765 B
JavaScript
32 lines
765 B
JavaScript
import ParseNode from '/imports/parser/parseTree/ParseNode.js';
|
|
import ConstantNode from '/imports/parser/parseTree/ConstantNode.js';
|
|
|
|
export default class NotOperatorNode extends ParseNode {
|
|
constructor({right}) {
|
|
super(...arguments);
|
|
this.right = right;
|
|
}
|
|
resolve(fn, scope, context){
|
|
let rightNode = this.right[fn](scope, context);
|
|
if (!(rightNode instanceof ConstantNode)){
|
|
return new NotOperatorNode({
|
|
right: rightNode,
|
|
});
|
|
}
|
|
let right = rightNode.value;
|
|
let result = !right;
|
|
return new ConstantNode({
|
|
value: result,
|
|
type: typeof result,
|
|
});
|
|
}
|
|
toString(){
|
|
let {right} = this;
|
|
return `!${right.toString()}`;
|
|
}
|
|
traverse(fn){
|
|
fn(this);
|
|
this.right.traverse(fn);
|
|
}
|
|
}
|