17 lines
245 B
TypeScript
17 lines
245 B
TypeScript
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interface ifoo {
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x?:number;
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y:number;
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}
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class C1 implements ifoo {
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public y:number;
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}
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class C2 implements ifoo { // ERROR - still need 'y'
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public x:number;
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}
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class C3 implements ifoo {
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public x:number;
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public y:number;
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}
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