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/// Global
class Point { double x; double y; }
/// PASS
assert abs(p.x - 1) < 0.01 && abs(p.y) < 0.01;
/// Toplevel
/* Use the custom constructor before its declaration. */
let Point p = new Point(angle: 0, distance: 1);
new Point(double angle, double distance)
{ this(x: distance * cos(angle), y: distance * sin(angle)); }
/// PASS
/// Toplevel
/* Use the custom constructor before the declaration of the class. */
let Point2 origin = new Point2(angle: 0, distance: 0);
class Point2 { double x; double y; }
new Point2(double angle, double distance)
{ this(x: distance * cos(angle), y: distance * sin(angle)); }
/// PASS
let p = new Point((0,1));
assert abs(p.x - 1) < 0.01 && abs(p.y) < 0.01;
/// Toplevel
new Point(double angle, double distance)
{ this(x: distance * cos(angle), y: distance * sin(angle)); }
new Point((double angle, double distance) polarCoordinates)
{
// Forward to another custom constructor.
this(angle: angle, distance: distance);
}
/// PASS
var p = new Point(angle: 0, distance: 1);
assert abs(p.x - 1) < 0.01 && abs(p.y) < 0.01;
p = new ColoredPoint(angle: 0, distance: 1, color: "red");
assert abs(p.x - 1) < 0.01 && abs(p.y) < 0.01;
/// Toplevel
new Point(double angle, double distance)
{ this(x: distance * cos(angle), y: distance * sin(angle)); }
class ColoredPoint extends Point { String color; }
/// PASS
/// package a
/// Toplevel
new Point(double xy) = this(x: xy, y : xy);
/// package b import a;
let p = new Point(xy: 10.11);
/// PASS
/// package a
/// Toplevel
new Point(double angle, double distance)
{ this(x: distance * cos(angle), y: distance * sin(angle)); }
/// package b import a;
let p = new Point(angle: 0, distance: 1);
/// PASS
/// package a
/// Toplevel
class Point2 { double x; double y; }
/// package b import a;
let p = new Point2(angle: 0, distance: 1);
/// Toplevel
new Point2(double angle, double distance)
{ this(x: distance * cos(angle), y: distance * sin(angle)); }
/// FAIL
/// Toplevel
new /*/// FAIL HERE */ String(int x) = this("xyz");
/// FAIL
/// Toplevel
new /*/// FAIL HERE */ FooBar(int x) = this("xyz");
/// PASS
/// package a
A<String> a = new A(x: 5, z: "abc");
assert a.t.equals("abc");
/// Toplevel
class A<T>
{
String str;
T t;
}
// Locally rename the type parameter
<U> new A(int x, U z) = this(str: x.toString(), t: z);
/// package b import a
A<String> a = new A(x: 5, z: "abc");
A<String> b = new A(str: "5", t: "abc");
/// PASS
// bug #969777
let b = new B();
// Usage of closure inside a custom constructor
/// Toplevel
class A {
void foo() {}
}
class B extends A {
void fooB() = this.foo();
}
void fst(int i) {}
new B(int x) {
[x].foreach(fst);
this();
}
/// FAIL
/// Toplevel
class A {}
new /*/// FAIL HERE */A(int n) {
this(n);
}
/// PASS
// bug #1070579
let x = new X(5);
/// Toplevel
class X {}
new X(int a) {
int n = 0;
void foo() { n++; }
foo();
this();
}
/// PASS
// bug #1072970
/// Toplevel
class X {
String str;
}
new X() = this(str: "abc");
/// PASS
/// Toplevel
class A {}
new A(int) { this(); }
/// FAIL
let x = /*/// FAIL HERE */ new A();
/// Toplevel
class A {
int x;
String s = "abc";
}
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