55 lines
1.3 KiB
JavaScript
55 lines
1.3 KiB
JavaScript
// YAML error class. http://stackoverflow.com/questions/8458984
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//
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'use strict';
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function formatError(exception, compact) {
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var where = '', message = exception.reason || '(unknown reason)';
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if (!exception.mark) return message;
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if (exception.mark.name) {
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where += 'in "' + exception.mark.name + '" ';
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}
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where += '(' + (exception.mark.line + 1) + ':' + (exception.mark.column + 1) + ')';
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if (!compact && exception.mark.snippet) {
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where += '\n\n' + exception.mark.snippet;
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}
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return message + ' ' + where;
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}
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function YAMLException(reason, mark) {
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// Super constructor
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Error.call(this);
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this.name = 'YAMLException';
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this.reason = reason;
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this.mark = mark;
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this.message = formatError(this, false);
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// Include stack trace in error object
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if (Error.captureStackTrace) {
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// Chrome and NodeJS
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Error.captureStackTrace(this, this.constructor);
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} else {
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// FF, IE 10+ and Safari 6+. Fallback for others
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this.stack = (new Error()).stack || '';
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}
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}
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// Inherit from Error
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YAMLException.prototype = Object.create(Error.prototype);
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YAMLException.prototype.constructor = YAMLException;
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YAMLException.prototype.toString = function toString(compact) {
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return this.name + ': ' + formatError(this, compact);
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};
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module.exports = YAMLException;
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