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Abacus
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Fix several bugs and register operations as operations.

This commit is contained in:
Danila Fedorin 2017-07-27 14:15:45 -07:00
parent 6813643b15
commit f7da896fc0
3 changed files with 12 additions and 10 deletions
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2
src/org/nwapw/abacus/function/Operator.java
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@ -3,7 +3,7 @@ package org.nwapw.abacus.function;
/**
* A class that represents a single infix operator.
*/
public abstract class Operator {
public class Operator {
/**
* The associativity of the operator.

18
src/org/nwapw/abacus/plugin/StandardPlugin.java
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@ -1,6 +1,8 @@
package org.nwapw.abacus.plugin;
import org.nwapw.abacus.function.Function;
import org.nwapw.abacus.function.Operator;
import org.nwapw.abacus.function.OperatorAssociativity;
import org.nwapw.abacus.number.NaiveNumber;
import org.nwapw.abacus.number.NumberInterface;
@ -21,7 +23,7 @@ public class StandardPlugin extends Plugin {
@Override
public void onEnable() {
registerFunction("+", new Function() {
registerOperator("\\+", new Operator(OperatorAssociativity.LEFT, 0, new Function() {
@Override
protected boolean matchesParams(NumberInterface[] params) {
return params.length >= 1;
@ -35,9 +37,9 @@ public class StandardPlugin extends Plugin {
}
return sum;
}
});
}));
registerFunction("-", new Function() {
registerOperator("-", new Operator(OperatorAssociativity.LEFT, 0, new Function() {
@Override
protected boolean matchesParams(NumberInterface[] params) {
return params.length == 2;
@ -47,9 +49,9 @@ public class StandardPlugin extends Plugin {
protected NumberInterface applyInternal(NumberInterface[] params) {
return params[0].subtract(params[1]);
}
});
}));
registerFunction("*", new Function() {
registerOperator("\\*", new Operator(OperatorAssociativity.LEFT, 1, new Function() {
@Override
protected boolean matchesParams(NumberInterface[] params) {
return params.length >= 1;
@ -63,9 +65,9 @@ public class StandardPlugin extends Plugin {
}
return product;
}
});
}));
registerFunction("/", new Function() {
registerOperator("/", new Operator(OperatorAssociativity.LEFT, 1, new Function() {
@Override
protected boolean matchesParams(NumberInterface[] params) {
return params.length == 2;
@ -75,7 +77,7 @@ public class StandardPlugin extends Plugin {
protected NumberInterface applyInternal(NumberInterface[] params) {
return params[0].divide(params[1]);
}
});
}));
registerFunction("!", new Function() {
//private HashMap<Class<? extends NumberInterface>, ArrayList<NumberInterface>> storedList = new HashMap<Class<? extends NumberInterface>, ArrayList<NumberInterface>>();

2
src/org/nwapw/abacus/tree/NumberReducer.java
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@ -30,7 +30,7 @@ public class NumberReducer implements Reducer<NumberInterface> {
} else if(node instanceof OpNode){
NumberInterface left = (NumberInterface) children[0];
NumberInterface right = (NumberInterface) children[1];
Function function = manager.functionFor(((OpNode) node).getOperation());
Function function = manager.operatorFor(((OpNode) node).getOperation()).getFunction();
if(function == null) return null;
return function.apply(left, right);
} else if(node instanceof FunctionNode){