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35 lines
1.1 KiB
35 lines
1.1 KiB
import { inspectList, inspectProperty, truncate } from './helpers.js'; |
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const errorKeys = [ |
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'stack', |
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'line', |
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'column', |
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'name', |
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'message', |
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'fileName', |
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'lineNumber', |
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'columnNumber', |
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'number', |
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'description', |
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'cause', |
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]; |
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export default function inspectObject(error, options) { |
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const properties = Object.getOwnPropertyNames(error).filter(key => errorKeys.indexOf(key) === -1); |
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const name = error.name; |
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options.truncate -= name.length; |
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let message = ''; |
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if (typeof error.message === 'string') { |
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message = truncate(error.message, options.truncate); |
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} |
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else { |
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properties.unshift('message'); |
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} |
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message = message ? `: ${message}` : ''; |
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options.truncate -= message.length + 5; |
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options.seen = options.seen || []; |
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if (options.seen.includes(error)) { |
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return '[Circular]'; |
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} |
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options.seen.push(error); |
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const propertyContents = inspectList(properties.map(key => [key, error[key]]), options, inspectProperty); |
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return `${name}${message}${propertyContents ? ` { ${propertyContents} }` : ''}`; |
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}
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