Add more finder tests

ballerina-platform · Sep 15, 2024 · a969212 · a969212
1 parent 1fb49c5
commit a969212
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Showing 19 changed files with 150 additions and 53 deletions.
diff --git a/compiler/ballerina-lang/src/main/java/io/ballerina/compiler/api/impl/NodeFinder.java b/compiler/ballerina-lang/src/main/java/io/ballerina/compiler/api/impl/NodeFinder.java
@@ -1304,6 +1304,7 @@ public void visit(BLangXMLIndexedStepExtend xmlIndexedStepExtend) {
     @Override
     public void visit(BLangXMLFilterStepExtend xmlFilterStepExtend) {
         lookupNodes(xmlFilterStepExtend.filters);
+        setEnclosingNode(xmlFilterStepExtend, xmlFilterStepExtend.pos);
     }
 
     @Override

diff --git a/compiler/ballerina-lang/src/main/java/io/ballerina/compiler/api/impl/ReferenceFinder.java b/compiler/ballerina-lang/src/main/java/io/ballerina/compiler/api/impl/ReferenceFinder.java
@@ -1349,7 +1349,12 @@ public void visit(BLangXMLFilterStepExtend xmlFilterStepExtend) {
 
     @Override
     public void visit(BLangXMLMethodCallStepExtend xmlMethodCallStepExtend) {
-        find(xmlMethodCallStepExtend.invocation);
+        BLangInvocation invocation = xmlMethodCallStepExtend.invocation;
+        List<BLangExpression> argExprs = invocation.argExprs;
+        for (int i = 1; i < argExprs.size(); i++) {
+            find(argExprs.get(i));
+        }
+        addIfSameSymbol(invocation.symbol, invocation.name.pos);
     }
 
     @Override

diff --git a/...erina-lang/src/main/java/org/wso2/ballerinalang/compiler/desugar/ClassClosureDesugar.java b/...erina-lang/src/main/java/org/wso2/ballerinalang/compiler/desugar/ClassClosureDesugar.java
@@ -105,6 +105,8 @@
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLCommentLiteral;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLElementAccess;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLElementLiteral;
+import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLIndexedStepExtend;
+import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLMethodCallStepExtend;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLNavigationAccess;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLProcInsLiteral;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLQName;
@@ -1101,6 +1103,18 @@ public void visit(BLangExtendedXMLNavigationAccess extendedXMLNavigationAccess)
         extendedXMLNavigationAccess.stepExpr = rewriteExpr(extendedXMLNavigationAccess.stepExpr);
         result = extendedXMLNavigationAccess;
     }
+
+    @Override
+    public void visit(BLangXMLIndexedStepExtend xmlIndexedStepExtend) {
+        xmlIndexedStepExtend.indexExpr = rewriteExpr(xmlIndexedStepExtend.indexExpr);
+        result = xmlIndexedStepExtend;
+    }
+
+    @Override
+    public void visit(BLangXMLMethodCallStepExtend xmlMethodCallStepExtend) {
+        xmlMethodCallStepExtend.invocation = rewriteExpr(xmlMethodCallStepExtend.invocation);
+        result = xmlMethodCallStepExtend;
+    }
 
     @Override
     public void visit(BLangIndexBasedAccess.BLangJSONAccessExpr jsonAccessExpr) {

diff --git a/.../ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/desugar/ClosureDesugar.java b/.../ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/desugar/ClosureDesugar.java
@@ -123,6 +123,8 @@
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLCommentLiteral;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLElementAccess;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLElementLiteral;
+import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLIndexedStepExtend;
+import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLMethodCallStepExtend;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLNavigationAccess;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLProcInsLiteral;
 import org.wso2.ballerinalang.compiler.tree.expressions.BLangXMLQName;
@@ -1901,6 +1903,23 @@ public void visit(BLangIndexBasedAccess.BLangXMLAccessExpr xmlIndexAccessExpr) {
         result = xmlIndexAccessExpr;
     }
 
+    @Override
+    public void visit(BLangExtendedXMLNavigationAccess extendedXMLNavigationAccess) {
+        extendedXMLNavigationAccess.stepExpr = rewriteExpr(extendedXMLNavigationAccess.stepExpr);
+        result = extendedXMLNavigationAccess;
+    }
+
+    @Override
+    public void visit(BLangXMLIndexedStepExtend xmlIndexedStepExtend) {
+        xmlIndexedStepExtend.indexExpr = rewriteExpr(xmlIndexedStepExtend.indexExpr);
+        result = xmlIndexedStepExtend;
+    }
+
+    @Override
+    public void visit(BLangXMLMethodCallStepExtend xmlMethodCallStepExtend) {
+        xmlMethodCallStepExtend.invocation = rewriteExpr(xmlMethodCallStepExtend.invocation);
+        result = xmlMethodCallStepExtend;
+    }
 
     @Override
     public void visit(BLangXMLElementAccess xmlElementAccess) {
@@ -1914,12 +1933,6 @@ public void visit(BLangXMLNavigationAccess xmlNavigation) {
         result = xmlNavigation;
     }
 
-    @Override
-    public void visit(BLangExtendedXMLNavigationAccess extendedXmlNavigationAccess) {
-        extendedXmlNavigationAccess.stepExpr = rewriteExpr(extendedXmlNavigationAccess.stepExpr);
-        result = extendedXmlNavigationAccess;
-    }
-
     @Override
     public void visit(BLangIndexBasedAccess.BLangJSONAccessExpr jsonAccessExpr) {
         jsonAccessExpr.indexExpr = rewriteExpr(jsonAccessExpr.indexExpr);

diff --git a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/desugar/Desugar.java b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/desugar/Desugar.java
@@ -6644,6 +6644,7 @@ private BLangInvocation rewriteXMLAttributeOrElemNameAccess(BLangFieldBasedAcces
         }
 
         // Handle element name access.
+        // Accessing field name using the "_" has been disallowed in the compile time.
         if (fieldName.equals("_")) {
             return createLanglibXMLInvocation(fieldAccessExpr.pos, XML_INTERNAL_GET_ELEMENT_NAME_NIL_LIFTING,
                     fieldAccessExpr.expr, Collections.emptyList(), Collections.emptyList());
@@ -10629,15 +10630,15 @@ protected void addTransactionInternalModuleImport() {
     private void createMapFunctionForStepExpr(BLangXMLNavigationAccess xmlNavigation,
                                               List<BLangXMLStepExtend> extensions) {
         Location pos = xmlNavigation.pos;
-        ArrayList<BLangExpression> args = new ArrayList<>();
-        ArrayList<BLangExpression> filters = expandFilters(xmlNavigation.filters);
+        List<BLangExpression> args;
+        List<BLangExpression> filters = expandFilters(xmlNavigation.filters);
 
         // xml/**/<elemName>
         if (xmlNavigation.navAccessType == XMLNavigationAccess.NavAccessType.DESCENDANTS) {
-            args.add(createArrowFunctionForNavigation(pos, extensions, XML_GET_DESCENDANTS, filters));
+            args = List.of(createArrowFunctionForNavigation(pos, extensions, XML_GET_DESCENDANTS, filters));
         } else {
             // xml/*
-            args.add(createArrowFunctionForNavigation(pos, extensions, XML_INTERNAL_CHILDREN, filters));
+            args = List.of(createArrowFunctionForNavigation(pos, extensions, XML_INTERNAL_CHILDREN, filters));
         }
 
         BLangInvocation elements =

diff --git a/...ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/BLangNodeBuilder.java b/...ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/BLangNodeBuilder.java
@@ -7097,7 +7097,7 @@ private List<BLangXMLStepExtend> createBLangXMLStepExtends(NodeList<Node> nodes,
                     XMLStepMethodCallExtendNode xmlStepMethodCallExtendNode = (XMLStepMethodCallExtendNode) node;
                     SimpleNameReferenceNode methodName = xmlStepMethodCallExtendNode.methodName();
                     BLangInvocation bLangInvocation = createBLangInvocation(methodName,
-                            xmlStepMethodCallExtendNode.parenthesizedArgList().arguments(), methodName.location(),
+                            xmlStepMethodCallExtendNode.parenthesizedArgList().arguments(), pos,
                             false);
                     bLangInvocation.expr = curExpr == null ? expr : curExpr;
                     curExpr = new BLangXMLMethodCallStepExtend(pos, bLangInvocation);

diff --git a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/NodeCloner.java b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/parser/NodeCloner.java
@@ -2316,20 +2316,17 @@ public void visit(BLangXMLElementFilter source) {
 
     @Override
     public void visit(BLangXMLIndexedStepExtend source) {
-        BLangXMLIndexedStepExtend clone = new BLangXMLIndexedStepExtend(source.pos, source.indexExpr);
-        source.cloneRef = clone;
+        source.cloneRef = new BLangXMLIndexedStepExtend(source.pos, clone(source.indexExpr));
     }
 
     @Override
     public void visit(BLangXMLFilterStepExtend source) {
-        BLangXMLFilterStepExtend clone = new BLangXMLFilterStepExtend(source.pos, cloneList(source.filters));
-        source.cloneRef = clone;
+        source.cloneRef = new BLangXMLFilterStepExtend(source.pos, cloneList(source.filters));
     }
 
     @Override
     public void visit(BLangXMLMethodCallStepExtend source) {
-        BLangXMLMethodCallStepExtend clone = new BLangXMLMethodCallStepExtend(source.pos, clone(source.invocation));
-        source.cloneRef = clone;
+        source.cloneRef = new BLangXMLMethodCallStepExtend(source.pos, clone(source.invocation));
     }
 
     @Override

diff --git a/...va/org/wso2/ballerinalang/compiler/tree/expressions/BLangExtendedXMLNavigationAccess.java b/...va/org/wso2/ballerinalang/compiler/tree/expressions/BLangExtendedXMLNavigationAccess.java
@@ -29,7 +29,8 @@
 import java.util.StringJoiner;
 
 /**
- *  Represents xml step expression with extensions.
+ * Represents xml step expression with extensions.
+ * Example: x/*.<name>[index], x/<name>.get(0)
  *
  * @since 2201.10.0
  */

diff --git a/.../main/java/org/wso2/ballerinalang/compiler/tree/expressions/BLangXMLFilterStepExtend.java b/.../main/java/org/wso2/ballerinalang/compiler/tree/expressions/BLangXMLFilterStepExtend.java
@@ -29,6 +29,7 @@
 
 /**
  * Represents xml step extension consisting of filters.
+ * Example: x/*.<filter1|filter2>, x/<name>.<filter1|filter2>
  *
  * @since 2201.10.0
  */

diff --git a/...main/java/org/wso2/ballerinalang/compiler/tree/expressions/BLangXMLIndexedStepExtend.java b/...main/java/org/wso2/ballerinalang/compiler/tree/expressions/BLangXMLIndexedStepExtend.java
@@ -25,7 +25,8 @@
 import org.wso2.ballerinalang.compiler.tree.BLangNodeVisitor;
 
 /**
- *  Represents indexed access on xml step expression extension.
+ * Represents indexed access on xml step expression extension.
+ * Example: x/*.[index], x/<name>[index]
  *
  * @since 2201.10.0
  */

diff --git a/...n/java/org/wso2/ballerinalang/compiler/tree/expressions/BLangXMLMethodCallStepExtend.java b/...n/java/org/wso2/ballerinalang/compiler/tree/expressions/BLangXMLMethodCallStepExtend.java
@@ -26,6 +26,7 @@
 
 /**
  * Represents method calls on xml step expression extension.
+ * x/<name>.get(0), x/*.get(0)
  *
  * @since 2201.10.0
  */

diff --git a/...compiler-api-test/src/test/java/io/ballerina/semantic/api/test/ExpressionTypeTestNew.java b/...compiler-api-test/src/test/java/io/ballerina/semantic/api/test/ExpressionTypeTestNew.java
@@ -603,7 +603,12 @@ public Object[][] getLogicalExprPos() {
                 // Group expr
                 {282, 12, 282, 34, INT},
                 {282, 14, 282, 28, INT},
-
+                // XML step expression with extension
+                {376, 17, 376, 18, INT},
+                {377, 13, 377, 19, UNION},
+                {377, 17, 377, 18, INT},
+                {378, 9, 378, 31, XML},
+                {378, 16, 378, 23, XML},
         };
     }
 

diff --git a/...iler-api-test/src/test/java/io/ballerina/semantic/api/test/allreferences/XMLRefsTest.java b/...iler-api-test/src/test/java/io/ballerina/semantic/api/test/allreferences/XMLRefsTest.java
@@ -39,13 +39,15 @@ public Object[][] getLookupPositions() {
                                 location(21, 24, 27),
                                 location(26, 17, 20),
                                 location(27, 17, 20),
-                                location(29, 16, 19))
+                                location(29, 16, 19),
+                                location(34, 23, 26))
                 },
                 {23, 25, location(19, 37, 40),
                         List.of(location(19, 37, 40),
                                 location(23, 25, 28),
                                 location(27, 23, 26),
-                                location(28, 17, 20))
+                                location(28, 17, 20),
+                                location(32, 20, 23))
                 },
         };
     }

diff --git a/...src/test/java/io/ballerina/semantic/api/test/symbols/SymbolsInXMLNavigationExprsTest.java b/...src/test/java/io/ballerina/semantic/api/test/symbols/SymbolsInXMLNavigationExprsTest.java
@@ -102,6 +102,23 @@ public Object[][] getStepExprPos() {
         };
     }
 
+    @Test(dataProvider = "StepExprWithExtensionPosProvider")
+    public void testXmlStepExprWithExtension(int line, int col, SymbolKind kind, String name) {
+        assertSymbol(line, col, kind, name);
+    }
+
+    @DataProvider(name = "StepExprWithExtensionPosProvider")
+    public Object[][] getStepExprWithExtensionPos() {
+        return new Object[][]{
+                {49, 13, VARIABLE, "x1"},
+                {49, 18, FUNCTION, "get"},
+                {49, 22, VARIABLE, "indx"},
+                {50, 23, XMLNS, "ns"},
+                {51, 31, null, null},
+                {51, 37, VARIABLE, "indx"}
+        };
+    }
+
     // utils
 
     private void assertSymbol(int line, int col, SymbolKind kind, String name) {

diff --git a/tests/ballerina-compiler-api-test/src/test/resources/test-src/expressions_test.bal b/tests/ballerina-compiler-api-test/src/test/resources/test-src/expressions_test.bal
@@ -371,3 +371,10 @@ function testRegexp() {
 function name() {
     _ = xml ``;
 }
+
+function testXMLStepExprWithExtension() {
+    xml x = xml `<root><parent><child>1</child></parent><parent>0</parent></root>`;
+    xml x2 = x/*[0];
+    x2 = x/*.get(0);
+    x2 = x/*[1].first().<child>;
+}
diff --git a/...erina-compiler-api-test/src/test/resources/test-src/find-all-ref/find_ref_xml_context.bal b/...erina-compiler-api-test/src/test/resources/test-src/find-all-ref/find_ref_xml_context.bal
@@ -28,4 +28,9 @@ function test() {
     xml x3 = x1.<ns0:*|ns1:*>;
     xml x4 = x1/<ns1:child>;
     var v1 = x1.ns0:id;
+
+    int i = 1;
+    xml x6 = x1/**/<ns1:foo>;
+    xml x7 = x1/*[i];
+    xml x8 = x1/<foo>.<ns0:foo>.get(i);
 }
diff --git a/...-compiler-api-test/src/test/resources/test-src/symbols/symbols_in_xml_navigation_test.bal b/...-compiler-api-test/src/test/resources/test-src/symbols/symbols_in_xml_navigation_test.bal
@@ -44,3 +44,10 @@ function testXMLStepExpr() {
 int indx = 0;
 
 function getXML() returns xml => xml `<greet>Hello World!</greet>`;
+
+function testXmlStepExprWithExtension() {
+    xml x1 = xml `<item><ns:name>T-shirt</ns:name></item><item>text<name>Watch</name></item>`; 
+    xml x2 = x1/*.get(indx);
+    x2 = x1/<ns:name>.<ns:item>;
+    x2 = x1/**/<name>.<ns:item|name>[indx];
+}
diff --git a/tests/jballerina-unit-test/src/test/java/org/ballerinalang/test/types/xml/XMLAccessTest.java b/tests/jballerina-unit-test/src/test/java/org/ballerinalang/test/types/xml/XMLAccessTest.java
@@ -296,8 +296,13 @@ public void testXmlStepExtension(String function) {
 
     @DataProvider
     private Object[] xmlStepExtension() {
-        return new Object[]{"testXmlIndexedStepExtend", "testXmlFilterStepExtend", "testXmlIndexedAndFilterStepExtend",
-                "testXmlMethodCallStepExtend", "testXmlMethodCallIndexedAndFilterStepExtend"};
+        return new Object[]{
+                "testXmlIndexedStepExtend",
+                "testXmlFilterStepExtend",
+                "testXmlIndexedAndFilterStepExtend",
+                "testXmlMethodCallStepExtend",
+                "testXmlMethodCallIndexedAndFilterStepExtend"
+        };
     }
 
     @Test
@@ -311,20 +316,20 @@ public void testXMLNavExpressionNegative() {
         BAssertUtil.validateError(navigationNegative, i++, "undefined symbol 'j'", 8, 18);
         BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'int', found 'string'", 17,
                 18);
-        BAssertUtil.validateError(navigationNegative, i++, "too many arguments in call to 'get()'", 18, 14);
+        BAssertUtil.validateError(navigationNegative, i++, "too many arguments in call to 'get()'", 18, 13);
         BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'int', found 'string'", 19,
                 18);
         BAssertUtil.validateError(navigationNegative, i++, "undefined function 'foo' in type 'xml'", 21, 14);
-        BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'xml', found 'int'", 22, 14);
+        BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'xml', found 'int'", 22, 13);
         BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'int', found 'string'", 23,
                 23);
-        BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'xml', found 'int'", 25, 23);
+        BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'xml', found 'int'", 25, 22);
         BAssertUtil.validateError(navigationNegative, i++, "undefined symbol 'r'", 29, 23);
         BAssertUtil.validateError(navigationNegative, i++,
                 "incompatible types: expected 'boolean', found 'xml:Element'", 31, 31);
         BAssertUtil.validateError(navigationNegative, i++,
                 "incompatible types: expected 'xml:ProcessingInstruction', found 'xml:Element'", 33, 60);
-        BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'xml', found '()'", 34, 19);
+        BAssertUtil.validateError(navigationNegative, i++, "incompatible types: expected 'xml', found '()'", 34, 18);
         BAssertUtil.validateError(navigationNegative, i++, "undefined symbol 'r'", 36, 26);
         BAssertUtil.validateError(navigationNegative, i++,
                 "incompatible types: expected 'boolean', found 'xml:Element'", 38, 34);