public void testLinenoInfix() {
AstRoot root =
parse(
"\nvar d = a\n"
+ " + \n"
+ " b;\n"
+ "var\n"
+ " e =\n"
+ " a +\n"
+ " c;\n"
+ "var f = b\n"
+ " / c;\n");
VariableDeclaration stmt1 = (VariableDeclaration) root.getFirstChild();
List<VariableInitializer> vars1 = stmt1.getVariables();
VariableInitializer var1 = vars1.get(0);
Name firstVarName = (Name) var1.getTarget();
InfixExpression var1Add = (InfixExpression) var1.getInitializer();
VariableDeclaration stmt2 = (VariableDeclaration) stmt1.getNext();
List<VariableInitializer> vars2 = stmt2.getVariables();
VariableInitializer var2 = vars2.get(0);
Name secondVarName = (Name) var2.getTarget();
InfixExpression var2Add = (InfixExpression) var2.getInitializer();
VariableDeclaration stmt3 = (VariableDeclaration) stmt2.getNext();
List<VariableInitializer> vars3 = stmt3.getVariables();
VariableInitializer var3 = vars3.get(0);
Name thirdVarName = (Name) var3.getTarget();
InfixExpression thirdVarDiv = (InfixExpression) var3.getInitializer();
ReturnStatement returnStmt = (ReturnStatement) stmt3.getNext();
assertEquals(1, var1.getLineno());
assertEquals(1, firstVarName.getLineno());
assertEquals(1, var1Add.getLineno());
assertEquals(1, var1Add.getLeft().getLineno());
assertEquals(3, var1Add.getRight().getLineno());
// var directive with name on next line wrong --
// should be 6.
assertEquals(5, var2.getLineno());
assertEquals(5, secondVarName.getLineno());
assertEquals(6, var2Add.getLineno());
assertEquals(6, var2Add.getLeft().getLineno());
assertEquals(7, var2Add.getRight().getLineno());
assertEquals(8, var3.getLineno());
assertEquals(8, thirdVarName.getLineno());
assertEquals(8, thirdVarDiv.getLineno());
assertEquals(8, thirdVarDiv.getLeft().getLineno());
assertEquals(9, thirdVarDiv.getRight().getLineno());
}
public void testLinenoLiteral() {
AstRoot root =
parse(
"\nvar d =\n"
+ " \"foo\";\n"
+ "var e =\n"
+ " 1;\n"
+ "var f = \n"
+ " 1.2;\n"
+ "var g = \n"
+ " 2e5;\n"
+ "var h = \n"
+ " 'bar';\n");
VariableDeclaration stmt1 = (VariableDeclaration) root.getFirstChild();
List<VariableInitializer> vars1 = stmt1.getVariables();
VariableInitializer firstVar = vars1.get(0);
Name firstVarName = (Name) firstVar.getTarget();
AstNode firstVarLiteral = firstVar.getInitializer();
VariableDeclaration stmt2 = (VariableDeclaration) stmt1.getNext();
List<VariableInitializer> vars2 = stmt2.getVariables();
VariableInitializer secondVar = vars2.get(0);
Name secondVarName = (Name) secondVar.getTarget();
AstNode secondVarLiteral = secondVar.getInitializer();
VariableDeclaration stmt3 = (VariableDeclaration) stmt2.getNext();
List<VariableInitializer> vars3 = stmt3.getVariables();
VariableInitializer thirdVar = vars3.get(0);
Name thirdVarName = (Name) thirdVar.getTarget();
AstNode thirdVarLiteral = thirdVar.getInitializer();
VariableDeclaration stmt4 = (VariableDeclaration) stmt3.getNext();
List<VariableInitializer> vars4 = stmt4.getVariables();
VariableInitializer fourthVar = vars4.get(0);
Name fourthVarName = (Name) fourthVar.getTarget();
AstNode fourthVarLiteral = fourthVar.getInitializer();
VariableDeclaration stmt5 = (VariableDeclaration) stmt4.getNext();
List<VariableInitializer> vars5 = stmt5.getVariables();
VariableInitializer fifthVar = vars5.get(0);
Name fifthVarName = (Name) fifthVar.getTarget();
AstNode fifthVarLiteral = fifthVar.getInitializer();
assertEquals(2, firstVarLiteral.getLineno());
assertEquals(4, secondVarLiteral.getLineno());
assertEquals(6, thirdVarLiteral.getLineno());
assertEquals(8, fourthVarLiteral.getLineno());
assertEquals(10, fifthVarLiteral.getLineno());
}
public void testParsingWithoutJSDoc() {
AstRoot root = parse("var a = /** @type number */(x);", false);
assertNotNull(root.getComments());
assertEquals(1, root.getComments().size());
assertEquals("/** @type number */", root.getComments().first().getValue());
VariableDeclaration vd = (VariableDeclaration) root.getFirstChild();
VariableInitializer vi = vd.getVariables().get(0);
assertTrue(vi.getInitializer() instanceof ParenthesizedExpression);
}
public void testJSDocAttachment14() {
AstRoot root = parse("var a = (/** @type {!Foo} */ {});");
assertNotNull(root.getComments());
assertEquals(1, root.getComments().size());
assertEquals("/** @type {!Foo} */", root.getComments().first().getValue());
VariableDeclaration vd = (VariableDeclaration) root.getFirstChild();
VariableInitializer vi = vd.getVariables().get(0);
assertNotNull(((ParenthesizedExpression) vi.getInitializer()).getExpression().getJsDoc());
}
public void testJSDocAttachment3() {
AstRoot root = parse("var a = /** @type number */(x);");
assertNotNull(root.getComments());
assertEquals(1, root.getComments().size());
assertEquals("/** @type number */", root.getComments().first().getValue());
VariableDeclaration vd = (VariableDeclaration) root.getFirstChild();
VariableInitializer vi = vd.getVariables().get(0);
assertNotNull(vi.getInitializer().getJsDoc());
}
@Override
public String toSource(int depth) {
String pad = makeIndent(depth);
StringBuilder sb = new StringBuilder();
sb.append(pad);
sb.append("let (");
printList(variables.getVariables(), sb);
sb.append(") ");
if (body != null) {
sb.append(body.toSource(depth));
}
return sb.toString();
}
public void testLinenoVarDecl() {
AstRoot root = parse("\nvar\n" + " a =\n" + " 3\n");
VariableDeclaration decl = (VariableDeclaration) root.getFirstChild();
List<VariableInitializer> vars = decl.getVariables();
VariableInitializer init = vars.get(0);
AstNode declName = init.getTarget();
AstNode expr = init.getInitializer();
assertEquals(1, decl.getLineno());
assertEquals(2, init.getLineno());
assertEquals(2, declName.getLineno());
assertEquals(3, expr.getLineno());
}
public void testRegexpLocation() {
AstNode root = parse("\nvar path =\n" + " replace(\n" + "/a/g," + "'/');\n");
VariableDeclaration firstVarDecl = (VariableDeclaration) root.getFirstChild();
List<VariableInitializer> vars1 = firstVarDecl.getVariables();
VariableInitializer firstInitializer = vars1.get(0);
Name firstVarName = (Name) firstInitializer.getTarget();
FunctionCall callNode = (FunctionCall) firstInitializer.getInitializer();
AstNode fnName = callNode.getTarget();
List<AstNode> args = callNode.getArguments();
RegExpLiteral regexObject = (RegExpLiteral) args.get(0);
AstNode aString = args.get(1);
assertEquals(1, firstVarDecl.getLineno());
assertEquals(1, firstVarName.getLineno());
assertEquals(2, callNode.getLineno());
assertEquals(2, fnName.getLineno());
assertEquals(3, regexObject.getLineno());
assertEquals(3, aString.getLineno());
}
public void testObjectLitLocation() {
AstNode root =
parse(
"\nvar foo =\n"
+ "{ \n"
+ "'A' : 'A', \n"
+ "'B' : 'B', \n"
+ "'C' : \n"
+ " 'C' \n"
+ "};\n");
VariableDeclaration firstVarDecl = (VariableDeclaration) root.getFirstChild();
List<VariableInitializer> vars1 = firstVarDecl.getVariables();
VariableInitializer firstInitializer = vars1.get(0);
Name firstVarName = (Name) firstInitializer.getTarget();
ObjectLiteral objectLiteral = (ObjectLiteral) firstInitializer.getInitializer();
List<ObjectProperty> props = objectLiteral.getElements();
ObjectProperty firstObjectLit = props.get(0);
ObjectProperty secondObjectLit = props.get(1);
ObjectProperty thirdObjectLit = props.get(2);
AstNode firstKey = firstObjectLit.getLeft();
AstNode firstValue = firstObjectLit.getRight();
AstNode secondKey = secondObjectLit.getLeft();
AstNode secondValue = secondObjectLit.getRight();
AstNode thirdKey = thirdObjectLit.getLeft();
AstNode thirdValue = thirdObjectLit.getRight();
assertEquals(1, firstVarName.getLineno());
assertEquals(2, objectLiteral.getLineno());
assertEquals(3, firstObjectLit.getLineno());
assertEquals(3, firstKey.getLineno());
assertEquals(3, firstValue.getLineno());
assertEquals(4, secondKey.getLineno());
assertEquals(4, secondValue.getLineno());
assertEquals(5, thirdKey.getLineno());
assertEquals(6, thirdValue.getLineno());
}