Examples of com.google.javascript.jscomp.SymbolTable.Symbol

Package com.google.javascript.jscomp.SymbolTable

Examples of com.google.javascript.jscomp.SymbolTable.Symbol

com.google.javascript.jscomp.SymbolTable.Symbol

  }


  public void testLocalQualifiedNamesInLocalScopes() {
    SymbolTable table = createSymbolTable(
        "function f() { var x = {}; x.number = 3; }");
    Symbol xNumber = getLocalVar(table, "x.number");
    assertNotNull(xNumber);
    assertFalse(table.getScope(xNumber).isGlobalScope());


    assertEquals("number", xNumber.getType().toString());
  }

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  public void testNaturalSymbolOrdering() {
    SymbolTable table = createSymbolTable(
        "/** @const */ var a = {};" +
        "/** @const */ a.b = {};" +
        "/** @param {number} x */ function f(x) {}");
    Symbol a = getGlobalVar(table, "a");
    Symbol ab = getGlobalVar(table, "a.b");
    Symbol f = getGlobalVar(table, "f");
    Symbol x = getLocalVar(table, "x");
    Ordering<Symbol> ordering = table.getNaturalSymbolOrdering();
    assertSymmetricOrdering(ordering, a, ab);
    assertSymmetricOrdering(ordering, a, f);
    assertSymmetricOrdering(ordering, f, ab);
    assertSymmetricOrdering(ordering, f, x);

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        "/** Wakka wakka wakka */\n" +
        "goog.addSingletonGetter = goog.addSingletonGetter2;\n" +
        "/** @param {!Function} x */\n" +
        "goog.addSingletonGetter = function(x) {};\n");


    Symbol method = getGlobalVar(table, "goog.addSingletonGetter");
    List<Reference> refs = table.getReferenceList(method);
    assertEquals(2, refs.size());


    // Note that the declaration should show up second.
    assertEquals(7, method.getDeclaration().getNode().getLineno());
    assertEquals(5, refs.get(1).getNode().getLineno());
  }

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        "goog.C = function() { this.fieldC = this.constructor; };\n" +
        "goog.inherits(goog.C, goog.B);\n" +
        "/** @constructor */ goog.C.FooC = function() {};\n" +
        "/** @return {void} */ goog.C.prototype.methodC = function() {};\n");


    Symbol bCtor = getGlobalVar(table, "goog.B.prototype.constructor");
    assertNotNull(bCtor);


    List<Reference> bRefs = table.getReferenceList(bCtor);
    assertEquals(2, bRefs.size());
    assertEquals(11, bCtor.getDeclaration().getNode().getLineno());


    Symbol cCtor = getGlobalVar(table, "goog.C.prototype.constructor");
    assertNotNull(cCtor);


    List<Reference> cRefs = table.getReferenceList(cCtor);
    assertEquals(2, cRefs.size());
    assertEquals(26, cCtor.getDeclaration().getNode().getLineno());
  }

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        // Notice that the declaration for "goog" is missing.
        // We want to recover anyway and print out what we know
        // about goog.Foo.
        "/** @constructor */ goog.Foo = function(){};");


    Symbol foo = getGlobalVar(table, "goog.Foo");
    assertNotNull(foo);


    JSDocInfo info = foo.getJSDocInfo();
    assertNotNull(info);
    assertTrue(info.isConstructor());
  }

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    // Because the constructor tag is missing, this is going
    // to be missing a lot of inference.
    assertNull(getGlobalVar(table, "F.prototype.field1"));


    Symbol sym = getGlobalVar(table, "F.prototype.method1");
    assertEquals(1, table.getReferenceList(sym).size());
  }

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        "};" +
        "(new F()).method1();");
    assertNull(getGlobalVar(table, "F.prototype.field1"));
    assertNull(getGlobalVar(table, "F.prototype.method1"));


    Symbol sym = getGlobalVar(table, "F");
    assertEquals(3, table.getReferenceList(sym).size());
  }

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        + "/** @override */\n"
        + "a.b.DerivedClass.prototype.doSomething = function() {\n"
        + "  a.b.DerivedClass.superClass_.doSomething();\n"
        + "};\n");


    Symbol bad = getGlobalVar(
        table, "a.b.DerivedClass.superClass_.doSomething");
    assertNull(bad);


    Symbol good = getGlobalVar(
        table, "a.b.BaseClass.prototype.doSomething");
    assertNotNull(good);


    List<Reference> refs = table.getReferenceList(good);
    assertEquals(2, refs.size());

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        + "  /** @constructor */\n"
        + "goog.ui.Zippy = function() {};\n"
        + "/** @enum {string} */\n"
        + "goog.ui.Zippy.EventType = { TOGGLE: 'toggle' };\n");


    Symbol eventType = getGlobalVar(table, "goog.ui.Zippy.EventType");
    assertNotNull(eventType);
    assertTrue(eventType.getType().isEnumType());


    Symbol toggle = getGlobalVar(table, "goog.ui.Zippy.EventType.TOGGLE");
    assertNotNull(toggle);
  }

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  }


  public void testMethodInAnonObject1() throws Exception {
    SymbolTable table = createSymbolTable(
        "var a = {}; a.b = {}; a.b.c = function() {};");
    Symbol a = getGlobalVar(table, "a");
    Symbol ab = getGlobalVar(table, "a.b");
    Symbol abc = getGlobalVar(table, "a.b.c");


    assertNotNull(abc);
    assertEquals(1, table.getReferenceList(abc).size());


    assertEquals("{b: {c: function (): undefined}}", a.getType().toString());
    assertEquals("{c: function (): undefined}", ab.getType().toString());
    assertEquals("function (): undefined", abc.getType().toString());
  }

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Related Classes of com.google.javascript.jscomp.SymbolTable.Symbol

com.google.javascript.jscomp.SymbolTableTest

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