DynamicJava: Fixed internal error for "+=" used with strings.

dlsmith · dlsmith · commit 24fd18576de9 · 2010-04-11T04:20:54.000Z
git-svn-id: file:///tmp/test-svn/trunk@5215 fe72c1cf-3628-48e9-8b72-1c46755d3cff
diff --git a/dynamicjava/src/edu/rice/cs/dynamicjava/interpreter/ExpressionChecker.java b/dynamicjava/src/edu/rice/cs/dynamicjava/interpreter/ExpressionChecker.java
@@ -1226,6 +1226,7 @@ private Type handleNumericUnaryExpression(UnaryExpression node) {
       if (ts.isEqual(leftT, TypeSystem.STRING)) {
         try {
           Expression right = ts.makeReference(node.getRightExpression());
+          setLeftExpression(node, node.getLeftExpression()); // not to be confused with node.setLeftExpression(...)
           node.setRightExpression(right);
           setOperation(node, ExpressionEvaluator.CONCATENATE);
         }

Original file line number	Diff line number	Diff line change
`@@ -1226,6 +1226,7 @@ private Type handleNumericUnaryExpression(UnaryExpression node) {`
`1226`	`1226`	`if (ts.isEqual(leftT, TypeSystem.STRING)) {`
`1227`	`1227`	`try {`
`1228`	`1228`	`Expression right = ts.makeReference(node.getRightExpression());`
	`1229`	`+ setLeftExpression(node, node.getLeftExpression()); // not to be confused with node.setLeftExpression(...)`
`1229`	`1230`	`node.setRightExpression(right);`
`1230`	`1231`	`setOperation(node, ExpressionEvaluator.CONCATENATE);`
`1231`	`1232`	`}`