44 lines
1.2 KiB
JavaScript
44 lines
1.2 KiB
JavaScript
/**
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* @license
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* Copyright The Closure Library Authors.
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @fileoverview Provides methods dealing with context on error objects.
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*/
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goog.provide('goog.debug.errorcontext');
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/**
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* Adds key-value context to the error.
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* @param {!Error} err The error to add context to.
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* @param {string} contextKey Key for the context to be added.
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* @param {string} contextValue Value for the context to be added.
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*/
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goog.debug.errorcontext.addErrorContext = function(
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err, contextKey, contextValue) {
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'use strict';
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if (!err[goog.debug.errorcontext.CONTEXT_KEY_]) {
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err[goog.debug.errorcontext.CONTEXT_KEY_] = {};
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}
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err[goog.debug.errorcontext.CONTEXT_KEY_][contextKey] = contextValue;
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};
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/**
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* @param {!Error} err The error to get context from.
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* @return {!Object<string, string>} The context of the provided error.
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*/
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goog.debug.errorcontext.getErrorContext = function(err) {
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'use strict';
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return err[goog.debug.errorcontext.CONTEXT_KEY_] || {};
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};
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// TODO(user): convert this to a Symbol once goog.debug.ErrorReporter is
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// able to use ES6.
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/** @private @const {string} */
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goog.debug.errorcontext.CONTEXT_KEY_ = '__closure__error__context__984382';
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