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mirror of https://github.com/DanilaFe/abacus synced 2024-12-22 23:40:08 -08:00

Rewrite the Operator in Kotlin.

This commit is contained in:
Danila Fedorin 2017-08-07 19:16:51 -07:00
parent 5aab7891f2
commit ba39ee1fad
2 changed files with 14 additions and 76 deletions

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@ -1,76 +0,0 @@
package org.nwapw.abacus.function;
/**
* A class that represents a single infix operator.
*/
public class Operator {
/**
* The associativity of the operator.
*/
private OperatorAssociativity associativity;
/**
* The type of this operator.
*/
private OperatorType type;
/**
* The precedence of the operator.
*/
private int precedence;
/**
* The function that is called by this operator.
*/
private Function function;
/**
* Creates a new operator with the given parameters.
*
* @param associativity the associativity of the operator.
* @param operatorType the type of this operator, like binary infix or unary postfix.
* @param precedence the precedence of the operator.
* @param function the function that the operator calls.
*/
public Operator(OperatorAssociativity associativity, OperatorType operatorType, int precedence, Function function) {
this.associativity = associativity;
this.type = operatorType;
this.precedence = precedence;
this.function = function;
}
/**
* Gets the operator's associativity.
*
* @return the associativity.
*/
public OperatorAssociativity getAssociativity() {
return associativity;
}
/**
* Gets the operator's type.
*
* @return the type.
*/
public OperatorType getType() {
return type;
}
/**
* Gets the operator's precedence.
*
* @return the precedence.
*/
public int getPrecedence() {
return precedence;
}
/**
* Gets the operator's function.
*
* @return the function.
*/
public Function getFunction() {
return function;
}
}

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package org.nwapw.abacus.function
/**
* A single operator that can be used by Abacus.
*
* This is a data class that holds the information about a single operator, such as a plus or minus.
*
* @param associativity the associativity of this operator, used for order of operations;.
* @param type the type of this operator, used for parsing (infix / prefix / postfix and binary / unary)
* @param precedence the precedence of this operator, used for order of operations.
* @param function the function this operator applies to its arguments.
*/
data class Operator(val associativity: OperatorAssociativity, val type: OperatorType,
val precedence: Int, val function: Function)