Merge pull request #273 from XRPLF/fix/renaming-ext

Update file language on renaming.

state/actions/createNewFile.ts

@@ -1,21 +1,19 @@
+import { getFileExtention } from '../../utils/helpers'
 import state, { IFile } from '../index'
 
-const languageMapping = {
+const languageMapping: Record<string, string | undefined> = {
   ts: 'typescript',
   js: 'javascript',
   md: 'markdown',
   c: 'c',
   h: 'c',
-  other: ''
-} /* Initializes empty file to global state */
+  txt: 'text'
+}
+
 export const createNewFile = (name: string) => {
-  const tempName = name.split('.')
-  const fileExt = tempName[tempName.length - 1] || 'other'
-  const emptyFile: IFile = {
-    name,
-    language: languageMapping[fileExt as 'ts' | 'js' | 'md' | 'c' | 'h' | 'other'],
-    content: ''
-  }
+  const ext = getFileExtention(name) || ''
+
+  const emptyFile: IFile = { name, language: languageMapping[ext] || 'text', content: '' }
   state.files.push(emptyFile)
   state.active = state.files.length - 1
 }
@@ -24,5 +22,8 @@ export const renameFile = (oldName: string, nwName: string) => {
   const file = state.files.find(file => file.name === oldName)
   if (!file) throw Error(`No file exists with name ${oldName}`)
 
+  const ext = getFileExtention(nwName) || ''
+  const language = languageMapping[ext] || 'text'
   file.name = nwName
+  file.language = language
 }