8000 Add return examples and catch error examples · HowProgrammingWorks/Generator@0c7bbab · GitHub
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tshemsedinovtshemsedinov
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Add return examples and catch error examples
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‎JavaScript/i-return.js

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'use strict';
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function* genFn() {
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yield 10;
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yield 20;
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yield 30;
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}
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{
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const g = genFn();
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const val1 = g.next();
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const val2 = g.next();
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const val3 = g.next();
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const val4 = g.return(40);
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console.log({ val1, val2, val3, val4 });
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}
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{
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const g = genFn();
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const val1 = g.next();
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const val2 = g.return(40);
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const val3 = g.next();
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const val4 = g.return(50);
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console.log({ val1, val2, val3, val4 });
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}

‎JavaScript/j-throw.js

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'use strict';
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function* genFn() {
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yield 10;
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yield 20;
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yield 30;
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}
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try {
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const g = genFn();
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const val1 = g.next();
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const val2 = g.next();
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const val3 = g.next();
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const val4 = g.throw('Error message');
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console.log({ val1, val2, val3, val4 });
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} catch (err) {
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console.error(err);
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}
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try {
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const g = genFn();
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const val1 = g.next();
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const val2 = g.throw('Error message 1');
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const val3 = g.next();
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const val4 = g.throw('Error message 2');
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console.log({ val1, val2, val3, val4 });
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} catch (err) {
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console.error(err);
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}

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