154 lines
No EOL
3.4 KiB
Text
154 lines
No EOL
3.4 KiB
Text
==== tests/cases/compiler/classUpdateTests.ts (16 errors) ====
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//
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// test codegen for instance properties
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//
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class A {
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public p1 = 0;
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private p2 = 0;
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p3;
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}
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class B {
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public p1 = 0;
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private p2 = 0;
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p3;
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constructor() {}
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}
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class C {
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constructor(public p1=0, private p2=0, p3=0) {}
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}
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//
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// test requirements for super calls
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//
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class D { // NO ERROR
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}
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class E extends D { // NO ERROR
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public p1 = 0;
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}
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class F extends E {
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constructor() {} // ERROR - super call required
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~~~~~~~~~~~~~~~~
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!!! Constructors for derived classes must contain a 'super' call.
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}
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class G extends D {
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public p1 = 0;
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constructor() { super(); } // NO ERROR
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}
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class H {
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constructor() { super(); } // ERROR - no super call allowed
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~~~~~
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!!! 'super' can only be referenced in a derived class.
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}
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class I extends Object {
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~~~~~~
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!!! A class may only extend another class.
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constructor() { super(); } // ERROR - no super call allowed
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~~~~~
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!!! 'super' can only be referenced in a derived class.
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}
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class J extends G {
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constructor(public p1:number) {
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super(); // NO ERROR
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}
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}
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class K extends G {
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constructor(public p1:number) { // ERROR
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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var i = 0;
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~~~~~~~~~~~~
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super();
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~~~~~~~~~~
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}
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~~
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!!! A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties.
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}
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class L extends G {
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~
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!!! Class 'L' incorrectly extends base class 'G':
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!!! Private property 'p1' cannot be reimplemented.
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constructor(private p1:number) {
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super(); // NO ERROR
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}
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}
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class M extends G {
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~
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!!! Class 'M' incorrectly extends base class 'G':
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!!! Private property 'p1' cannot be reimplemented.
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constructor(private p1:number) { // ERROR
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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var i = 0;
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~~~~~~~~~~~~
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super();
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~~~~~~~~~~
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}
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~~
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!!! A 'super' call must be the first statement in the constructor when a class contains initialized properties or has parameter properties.
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}
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//
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// test this reference in field initializers
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//
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class N {
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public p1 = 0;
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public p2 = this.p1;
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constructor() {
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this.p2 = 0;
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}
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}
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//
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// test error on property declarations within class constructors
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//
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class O {
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constructor() {
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public p1 = 0; // ERROR
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~~~~~~
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!!! Statement expected.
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}
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}
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~
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!!! Declaration or statement expected.
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class P {
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constructor() {
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private p1 = 0; // ERROR
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~~~~~~~
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!!! Statement expected.
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}
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}
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~
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!!! Declaration or statement expected.
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class Q {
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constructor() {
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public this.p1 = 0; // ERROR
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~~~~~~
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!!! Statement expected.
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~~
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!!! Property 'p1' does not exist on type 'Q'.
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}
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}
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class R {
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constructor() {
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private this.p1 = 0; // ERROR
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~~~~~~~
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!!! Statement expected.
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~~
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!!! Property 'p1' does not exist on type 'R'.
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}
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} |