| 1 | import { IterableX } from './iterablex';
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| 2 | import { FromIterable } from './from';
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| 3 | import { isIterable, isArrayLike } from '../util/isiterable';
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| 4 | import { identity } from '../util/identity';
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| 5 |
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| 6 | export function as(source) {
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| 7 | if (source instanceof IterableX) {
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| 8 | return source;
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| 9 | }
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| 10 | if (typeof source === 'string') {
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| 11 | return new FromIterable([source], identity);
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| 12 | }
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| 13 | if (isIterable(source)) {
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| 14 | return new FromIterable(source, identity);
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| 15 | }
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| 16 | if (isArrayLike(source)) {
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| 17 | return new FromIterable(source, identity);
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| 18 | }
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| 19 | return new FromIterable([source], identity);
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| 20 | }
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| 21 |
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| 22 |
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