Fixed bug with parsing named parameters

tonysparks · Feb 3, 2015 · 50da310 · 50da310
1 parent ea87b8e
commit 50da310
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Showing 2 changed files with 22 additions and 4 deletions.
diff --git a/src/leola/frontend/parsers/ExprParser.java b/src/leola/frontend/parsers/ExprParser.java
@@ -102,12 +102,21 @@ public class ExprParser extends StmtParser {
     private static final EnumSet<LeolaTokenType> CHAINED_OP =
         EnumSet.of(DOT, LEFT_PAREN, LEFT_BRACKET/*, IDENTIFIER*/);
 
+    private boolean isMapDeclaration;
 
-	/**
+    /**
 	 * @param parser
 	 */
 	public ExprParser(LeolaParser parser) {
+		this(parser, false);
+	}
+
+	/**
+	 * @param parser
+	 */
+	public ExprParser(LeolaParser parser, boolean isMapDeclaration) {
 		super(parser);
+		this.isMapDeclaration = isMapDeclaration;
 	}
 
 	/**
@@ -575,8 +584,17 @@ protected ASTNode parseIdentifier(Token token)
     		break;
     	}
     	case ARROW: {
-    	    NamedParameterExprParser parser = new NamedParameterExprParser(this);
-    	    result = parser.parse(token);
+
+    		/* if this is a map declaration, then this 
+    		 * is just a variable, otherwise it is a Named Parameter
+    		 */
+    		if(this.isMapDeclaration) {
+    			result = new VarExpr(token.getText());    				
+    		}
+    		else {
+	    	    NamedParameterExprParser parser = new NamedParameterExprParser(this);
+	    	    result = parser.parse(token);
+    		}
     	    break;
     	}
     	case PLUS_EQ:

diff --git a/src/leola/frontend/parsers/ParserUtils.java b/src/leola/frontend/parsers/ParserUtils.java
@@ -82,7 +82,7 @@ public static List<Pair<Expr, Expr>> parseMapParameters(StmtParser parser
                                                      , EnumSet<LeolaTokenType> commaDelimeter
                                                      , LeolaTokenType endToken) throws Exception
     {
-        ExprParser expressionParser = new ExprParser(parser);
+        ExprParser expressionParser = new ExprParser(parser, true);
 
         Token token = parser.nextToken();  // consume opening token