Last change
on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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[6a3a178] | 1 | var apply = require('./_apply'),
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| 2 | baseRest = require('./_baseRest'),
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| 3 | isError = require('./isError');
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| 4 |
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| 5 | /**
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| 6 | * Attempts to invoke `func`, returning either the result or the caught error
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| 7 | * object. Any additional arguments are provided to `func` when it's invoked.
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| 8 | *
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| 9 | * @static
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| 10 | * @memberOf _
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| 11 | * @since 3.0.0
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| 12 | * @category Util
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| 13 | * @param {Function} func The function to attempt.
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| 14 | * @param {...*} [args] The arguments to invoke `func` with.
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| 15 | * @returns {*} Returns the `func` result or error object.
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| 16 | * @example
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| 17 | *
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| 18 | * // Avoid throwing errors for invalid selectors.
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| 19 | * var elements = _.attempt(function(selector) {
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| 20 | * return document.querySelectorAll(selector);
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| 21 | * }, '>_>');
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| 22 | *
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| 23 | * if (_.isError(elements)) {
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| 24 | * elements = [];
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| 25 | * }
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| 26 | */
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| 27 | var attempt = baseRest(function(func, args) {
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| 28 | try {
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| 29 | return apply(func, undefined, args);
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| 30 | } catch (e) {
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| 31 | return isError(e) ? e : new Error(e);
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| 32 | }
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| 33 | });
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| 34 |
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| 35 | module.exports = attempt;
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