fix: Prism should read yml files too SO-200 (#299)

* docs: yml support is there

* fix: catch loading exceptions and print it on the screen

* fix: correctly set language

* fix: use graphite stuff

README.md

@@ -129,7 +129,7 @@ This error shows the request is missing a required property `name` from the HTTP
 - [ ] Forwarding proxy with validation
 - [ ] Recording traffic to spec file
 - [ ] Data Persistence (turn Prism into a sandbox server)
-- [ ] Support files ending with `.yml` and extension-less files
+- [x] Support files ending with `.yml` and extension-less files
 
 ## FAQs
 

packages/cli/src/commands/mock.ts

@@ -19,17 +19,21 @@ export default class Server extends Command {
     } = this.parse(Server);
 
     const server = createServer(spec, { mock: true });
-    const address = await server.listen(port);
+    try {
+      const address = await server.listen(port);
 
-    if (server.prism.resources.length === 0) {
-      signaleInteractiveInstance.fatal('No operations found in the current file.');
-      this.exit(1);
-    }
+      if (server.prism.resources.length === 0) {
+        signaleInteractiveInstance.fatal('No operations found in the current file.');
+        this.exit(1);
+      }
 
-    signaleInteractiveInstance.success(`Prism is listening on ${address}`);
+      signaleInteractiveInstance.success(`Prism is listening on ${address}`);
 
-    server.prism.resources.forEach(resource => {
-      signale.note(`${resource.method.toUpperCase().padEnd(10)} ${address}${resource.path}`);
-    });
+      server.prism.resources.forEach(resource => {
+        signale.note(`${resource.method.toUpperCase().padEnd(10)} ${address}${resource.path}`);
+      });
+    } catch (e) {
+      signaleInteractiveInstance.fatal(e.message);
+    }
   }
 }

packages/core/src/utils/graphFacade.ts

@@ -4,6 +4,7 @@ import {
   FileSystemBackend,
   FilesystemNodeType,
 } from '@stoplight/graphite/backends/filesystem';
+import { filenameToLanguage } from '@stoplight/graphite/backends/filesystem/utils';
 import { NodeCategory } from '@stoplight/graphite/graph/nodes';
 import { createGraphite } from '@stoplight/graphite/graphite';
 import { createOas2HttpPlugin } from '@stoplight/graphite/plugins/http/oas2';
@@ -14,7 +15,7 @@ import { createOas3Plugin } from '@stoplight/graphite/plugins/oas3';
 import { createYamlPlugin } from '@stoplight/graphite/plugins/yaml';
 import { IHttpOperation } from '@stoplight/types';
 import * as fs from 'fs';
-import { extname, resolve } from 'path';
+import { resolve } from 'path';
 
 import { compact } from 'lodash';
 
@@ -37,8 +38,8 @@ export class GraphFacade {
 
   public async createFilesystemNode(fsPath: string) {
     const resourceFile = resolve(fsPath);
-    const language = extname(resourceFile).slice(1);
     const stat = fs.lstatSync(resourceFile);
+
     if (stat.isDirectory()) {
       this.graphite.graph.addNode({
         category: NodeCategory.Source,
@@ -50,7 +51,7 @@ export class GraphFacade {
       this.graphite.graph.addNode({
         category: NodeCategory.Source,
         type: FilesystemNodeType.File,
-        language,
+        language: filenameToLanguage(resourceFile),
         path: resourceFile,
       });
       this.fsBackend.readFile(resourceFile);