Examples with JSType com.google.javascript.rhino.jstype.JSType used on opensource projects

Example 86 with JSType

use of com.google.javascript.rhino.jstype.JSType in project closure-compiler by google.

the class TypeCheckTest method testExtendFunction1.

@Test
public void testExtendFunction1() {
    Node n = parseAndTypeCheck("/**@return {number}*/Function.prototype.f = " + "function() { return 1; };\n" + "(new Function()).f();");
    JSType type = n.getLastChild().getLastChild().getJSType();
    assertTypeEquals(getNativeNumberType(), type);
}

Example 87 with JSType

use of com.google.javascript.rhino.jstype.JSType in project closure-compiler by google.

the class TypeCheckTest method testAddingMethodsUsingPrototypeIdiomComplexNamespace.

private void testAddingMethodsUsingPrototypeIdiomComplexNamespace(TypeCheckResult p) {
    ObjectType goog = (ObjectType) p.scope.getVar("goog").getType();
    assertHasXMorePropertiesThanNativeObject(goog, 1);
    JSType googA = goog.getPropertyType("A");
    assertThat(googA).isNotNull();
    assertThat(googA).isInstanceOf(FunctionType.class);
    FunctionType googAFunction = (FunctionType) googA;
    ObjectType classA = googAFunction.getInstanceType();
    assertHasXMorePropertiesThanNativeObject(classA, 1);
    checkObjectType(classA, "m1", getNativeNumberType());
}

Example 88 with JSType

use of com.google.javascript.rhino.jstype.JSType in project closure-compiler by google.

the class TypeCheckTest method testExtendFunction2.

@Test
public void testExtendFunction2() {
    Node n = parseAndTypeCheck("/**@return {number}*/Function.prototype.f = " + "function() { return 1; };\n" + "(function() {}).f();");
    JSType type = n.getLastChild().getLastChild().getJSType();
    assertTypeEquals(getNativeNumberType(), type);
}

Example 89 with JSType

use of com.google.javascript.rhino.jstype.JSType in project closure-compiler by google.

the class TypeCheckTest method testDontAddMethodsIfNoConstructor.

@Test
public void testDontAddMethodsIfNoConstructor() {
    Node js1Node = parseAndTypeCheck("function A() {}" + "A.prototype = {m1: 5, m2: true}");
    JSType functionAType = js1Node.getFirstChild().getJSType();
    assertThat(functionAType.toString()).isEqualTo("function(): undefined");
    assertTypeEquals(getNativeUnknownType(), getNativeFunctionType().getPropertyType("m1"));
    assertTypeEquals(getNativeUnknownType(), getNativeFunctionType().getPropertyType("m2"));
}

Example 90 with JSType

use of com.google.javascript.rhino.jstype.JSType in project closure-compiler by google.

the class TypedScopeCreatorTest method testInferredObjectLitProperty2.

@Test
public void testInferredObjectLitProperty2() {
    testSame("var x = {prop: function(){}};");
    TypedVar prop = globalScope.getVar("x.prop");
    JSType propType = prop.getType();
    assertThat(propType.toString()).isEqualTo("function(): undefined");
    assertThat(prop.isTypeInferred()).isTrue();
    assertThat(ObjectType.cast(globalScope.getVar("x").getType()).isPropertyTypeInferred("prop")).isTrue();
}