[kbn-plugin-generator] Fix plugin naming inconsistency (elastic#20808)

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Make relevant generated files use snakeCase instead of kebabCase
Closes elastic#20524

packages/kbn-plugin-generator/sao_template/sao.js

@@ -19,7 +19,6 @@
 
 const { resolve, relative, dirname } = require('path');
 
-const kebabCase = require('lodash.kebabcase');
 const startCase = require('lodash.startcase');
 const camelCase = require('lodash.camelcase');
 const snakeCase = require('lodash.snakecase');
@@ -86,9 +85,9 @@ module.exports = function({ name }) {
       Object.assign(
         {
           templateVersion: pkg.version,
-          kebabCase,
           startCase,
           camelCase,
+          snakeCase,
           name,
         },
         answers

packages/kbn-plugin-generator/sao_template/sao.test.js

@@ -128,8 +128,8 @@ describe('plugin generator sao integration', () => {
     const nameLine = indexContents.match('name: (.*)')[1];
     const mainLine = indexContents.match('main: (.*)')[1];
 
-    expect(nameLine).toContain('some-fancy-plugin');
-    expect(mainLine).toContain('plugins/some-fancy-plugin/app');
+    expect(nameLine).toContain('some_fancy_plugin');
+    expect(mainLine).toContain('plugins/some_fancy_plugin/app');
   });
 
   it('plugin package has correct name', async () => {
@@ -142,7 +142,7 @@ describe('plugin generator sao integration', () => {
     const packageContents = getFileContents(res.files['package.json']);
     const pkg = JSON.parse(packageContents);
 
-    expect(pkg.name).toBe('some-fancy-plugin');
+    expect(pkg.name).toBe('some_fancy_plugin');
   });
 
   it('package has version "kibana" with master', async () => {

packages/kbn-plugin-generator/sao_template/template/eslintrc

@@ -4,4 +4,4 @@ extends: "@elastic/kibana"
 settings:
   import/resolver:
     '@elastic/eslint-import-resolver-kibana':
-      rootPackageName: '<%= kebabCase(name) %>'
+      rootPackageName: '<%= snakeCase(name) %>'

packages/kbn-plugin-generator/sao_template/template/index.js

@@ -5,21 +5,21 @@ import exampleRoute from './server/routes/example';
 export default function (kibana) {
   return new kibana.Plugin({
     require: ['elasticsearch'],
-    name: '<%= kebabCase(name) %>',
+    name: '<%= snakeCase(name) %>',
     uiExports: {
       <%_ if (generateApp) { -%>
       app: {
         title: '<%= startCase(name) %>',
         description: '<%= description %>',
-        main: 'plugins/<%= kebabCase(name) %>/app',
+        main: 'plugins/<%= snakeCase(name) %>/app',
         <%_ if (generateScss) { -%>
         styleSheetPath: require('path').resolve(__dirname, 'public/app.scss'),
         <%_ } -%>
       },
       <%_ } -%>
       <%_ if (generateHack) { -%>
       hacks: [
-        'plugins/<%= kebabCase(name) %>/hack'
+        'plugins/<%= snakeCase(name) %>/hack'
       ]
       <%_ } -%>
     },

packages/kbn-plugin-generator/sao_template/template/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "<%= kebabCase(name) %>",
+  "name": "<%= snakeCase(name) %>",
   "version": "0.0.0",
   "description": "<%= description %>",
   "main": "index.js",