50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
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const errorProps = ['description', 'fileName', 'lineNumber', 'message', 'name', 'number', 'stack'];
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function Exception(message, node) {
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let loc = node && node.loc,
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line,
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column;
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if (loc) {
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line = loc.start.line;
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column = loc.start.column;
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message += ' - ' + line + ':' + column;
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}
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let tmp = Error.prototype.constructor.call(this, message);
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// Unfortunately errors are not enumerable in Chrome (at least), so `for prop in tmp` doesn't work.
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for (let idx = 0; idx < errorProps.length; idx++) {
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this[errorProps[idx]] = tmp[errorProps[idx]];
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}
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/* istanbul ignore else */
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if (Error.captureStackTrace) {
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Error.captureStackTrace(this, Exception);
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}
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try {
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if (loc) {
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this.lineNumber = line;
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// Work around issue under safari where we can't directly set the column value
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/* istanbul ignore next */
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if (Object.defineProperty) {
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Object.defineProperty(this, 'column', {
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value: column,
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enumerable: true
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});
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} else {
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this.column = column;
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}
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}
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} catch (nop) {
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/* Ignore if the browser is very particular */
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}
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}
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Exception.prototype = new Error();
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export default Exception;
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