69 lines
1.4 KiB
JavaScript
69 lines
1.4 KiB
JavaScript
function foo(b) {
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var x = b ? null: false;
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var z;
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while(b) {
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if (x == null) { z = ""; break; }
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var y:number = x; // error: boolean !~> number
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}
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var w:number = z; // 2 errors: ?string !~> number
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}
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function bar(b) {
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var x = b ? null: false;
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if (x == null) return;
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switch ("") {
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case 0:
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var y:number = x; // error: boolean !~> number
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x = "";
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case 1:
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var z:number = x; // 2 errors: (boolean | string) !~> number
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break;
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case 2:
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}
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var w:number = x; // 2 errors: (boolean | string) !~> number
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}
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function bar2(b) {
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var x = b ? null: false;
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if (x == null) return;
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switch ("") {
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case 0: {
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let y:number = x; // error: boolean !~> number
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x = "";
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}
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case 1: {
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let z:number = x; // 2 errors: (boolean | string) !~> number
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break;
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}
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case 2:
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}
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var w:number = x; // 2 errors: (boolean | string) !~> number
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}
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function qux(b) {
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var z = 0;
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while(b) {
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var y:number = z;
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if (b) { z = ""; continue; } // error: string !~> number
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z = 0;
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}
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var w:number = z; // error: string !~> number
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}
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// same basic test as foo(), but with const. probes the
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// logic that still uses havoc to do env resets.
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function test_const() {
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let st: string = 'abc';
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for (let i = 1; i < 100; i++) {
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const fooRes: ?string = "HEY";
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if (!fooRes) {
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break;
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}
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st = fooRes; // no error
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}
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return st;
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}
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