nodejs.index-gcf.mustache Maven / Gradle / Ivy
'use strict';
var swaggerTools = require('swagger-tools');
var jsyaml = require('js-yaml');
var fs = require('fs');
// swaggerRouter configuration
var options = {
controllers: './controllers',
useStubs: false
};
// The Swagger document (require it, build it programmatically, fetch it from a URL, ...)
var spec = fs.readFileSync('./api/swagger.yaml', 'utf8');
var swaggerDoc = jsyaml.safeLoad(spec);
function toPromise(f, req, res) {
return new Promise(function(resolve, reject) {
f(req, res, function(err) {
if (err) {
reject(err);
} else {
resolve();
}
});
});
}
exports.{{exportedName}} = function(req, res) {
swaggerTools.initializeMiddleware(swaggerDoc, function(middleware) {
var metadata = middleware.swaggerMetadata();
var validator = middleware.swaggerValidator();
var router = middleware.swaggerRouter(options);
req.url = swaggerDoc.basePath + req.url;
toPromise(metadata, req, res).then(function() {
return toPromise(validator, req, res);
}).then(function() {
return toPromise(router, req, res);
}).catch(function(err) {
console.error(err);
res.status(res.statusCode || 400).send(err);
});
});
};
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