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36 lines
972 B
36 lines
972 B
// Flags: --expose_internals
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'use strict';
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require('../common');
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const assert = require('assert');
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const internalUtil = require('internal/util');
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assert.doesNotThrow(function() {
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internalUtil.decorateErrorStack();
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internalUtil.decorateErrorStack(null);
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internalUtil.decorateErrorStack(1);
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internalUtil.decorateErrorStack(true);
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});
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// Verify that a stack property is not added to non-Errors
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const obj = {};
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internalUtil.decorateErrorStack(obj);
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assert.strictEqual(obj.stack, undefined);
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// Verify that the stack is decorated when possible
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let err;
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try {
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require('../fixtures/syntax/bad_syntax');
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} catch (e) {
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err = e;
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assert(!/var foo bar;/.test(err.stack));
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internalUtil.decorateErrorStack(err);
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}
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assert(/var foo bar;/.test(err.stack));
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// Verify that the stack is unchanged when there is no arrow message
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err = new Error('foo');
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const originalStack = err.stack;
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internalUtil.decorateErrorStack(err);
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assert.strictEqual(originalStack, err.stack);
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