29 lines
481 B
29 lines
481 B
7 years ago
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const { isPromise } = require('../../util');
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const caller = (test, state) => {
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let value, error;
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try {
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value = test(state);
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} catch (e) {
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error = e;
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}
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const promise = isPromise(value);
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if (promise) {
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return value
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.then(res => ({ resolve: res, promise: true }))
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.catch(rej => ({ rejection: rej, promise: true }));
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} else {
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return Promise.resolve({
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...(!error && {value}),
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...(error && {error}),
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promise: false,
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});
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}
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};
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module.exports = caller;
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