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Remove Abacus dependency from ShuntingYardParser.

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This commit is contained in:
Danila Fedorin 2017-08-18 15:57:48 -07:00
parent beb583a231
commit 50ede6460c
2 changed files with 3 additions and 11 deletions
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2
core/src/main/java/org/nwapw/abacus/Abacus.java
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@ -53,7 +53,7 @@ public class Abacus {
numberReducer = new NumberReducer(this);
this.configuration = new Configuration(configuration);
LexerTokenizer lexerTokenizer = new LexerTokenizer();
ShuntingYardParser shuntingYardParser = new ShuntingYardParser(this);
ShuntingYardParser shuntingYardParser = new ShuntingYardParser();
treeBuilder = new TreeBuilder<>(lexerTokenizer, shuntingYardParser);
pluginManager.addListener(shuntingYardParser);

12
core/src/main/java/org/nwapw/abacus/parsing/ShuntingYardParser.java
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@ -1,6 +1,5 @@
package org.nwapw.abacus.parsing;
import org.nwapw.abacus.Abacus;
import org.nwapw.abacus.function.Operator;
import org.nwapw.abacus.function.OperatorAssociativity;
import org.nwapw.abacus.function.OperatorType;
@ -17,10 +16,6 @@ import java.util.*;
*/
public class ShuntingYardParser implements Parser<Match<TokenType>>, PluginListener {
/**
* The Abacus instance used to create number instances.
*/
private Abacus abacus;
/**
* Map of operator precedences, loaded from the plugin operators.
*/
@ -35,12 +30,9 @@ public class ShuntingYardParser implements Parser<Match<TokenType>>, PluginListe
private Map<String, OperatorType> typeMap;
/**
* Creates a new Shunting Yard parser with the given Abacus instance.
*
* @param abacus the abacus instance.
* Creates a new Shunting Yard parser.
*/
public ShuntingYardParser(Abacus abacus) {
this.abacus = abacus;
public ShuntingYardParser() {
precedenceMap = new HashMap<>();
associativityMap = new HashMap<>();
typeMap = new HashMap<>();