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express-api-problem

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A minimal package to assist in returning RESTful exceptions in your APIs

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<!doctype html> <html lang="en"> <head> <title>Code coverage report for express-middleware.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="prettify.css" /> <link rel="stylesheet" href="base.css" /> <link rel="shortcut icon" type="image/x-icon" href="favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="index.html">All files</a> express-middleware.ts</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Statements</span> <span class='fraction'>13/13</span> </div> <div class='fl pad1y space-right2'> <span class="strong">84.62% </span> <span class="quiet">Branches</span> <span class='fraction'>11/13</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span 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ExpressProblemMiddlewareType = function( options: MiddlewareOptionsType = {}, ): ErrorRequestHandler { // Merge the options with defaults options = { stackTrace: true, contentType: 'application/problem+json', ...options, }; &nbsp; return function(err: any, req: Request, res: Response, next: NextFunction) { // For API problems, just respond with the error if (err instanceof ApiProblem) { res .status(err.status) .header('Content-Type', options.contentType) .send(JSON.stringify(err)); &nbsp; return; } &nbsp; // For Exceptions, create internal error exception if (err instanceof Error) { const error: ApiProblem = new ApiProblem({ status: INTERNAL_SERVER_ERROR, detail: err.message, additional: options.stackTrace ? { stack: err<span class="branch-0 cbranch-no" title="branch not covered" >?.s</span>tack || <span class="branch-1 cbranch-no" title="branch not covered" >undefined,</span> } : undefined, }); &nbsp; res .status(error.status) .header('Content-Type', options.contentType) .send(JSON.stringify(error)); &nbsp; return; } &nbsp; next(); }; }; &nbsp;</pre></td></tr></table></pre> <div class='push'></div><!-- for sticky footer --> </div><!-- /wrapper --> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Sun Mar 15 2020 14:32:08 GMT+0400 (Gulf Standard Time) </div> </div> <script src="prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="sorter.js"></script> <script src="block-navigation.js"></script> </body> </html>