util: ensure that the .inspect function isn't the one being executed
Fixes #2225.
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@ -155,7 +155,7 @@ function formatValue(ctx, value, recurseTimes) {
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// Check that value is an object with an inspect function on it
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if (value && typeof value.inspect === 'function' &&
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// Filter out the util module, it's inspect function is special
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value !== exports &&
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value.inspect !== exports.inspect &&
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// Also filter out any prototype objects using the circular check.
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!(value.constructor && value.constructor.prototype === value)) {
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return value.inspect(recurseTimes);
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@ -75,3 +75,7 @@ assert.doesNotThrow(function () {
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r.toString = null;
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util.inspect(r);
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});
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// GH-2225
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var x = { inspect: util.inspect };
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assert.ok(util.inspect(x).indexOf('inspect') != -1);
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