feat: add cmd.exe support (#126)

* feat: add cmd.exe support

Signed-off-by: Chapman Pendery <cpendery@vt.edu>

* fix: add template to logging failure

Signed-off-by: Chapman Pendery <cpendery@vt.edu>

---------

Signed-off-by: Chapman Pendery <cpendery@vt.edu>

README.md

@@ -49,6 +49,7 @@ inshellisense supports the following shells:
 - [fish](https://github.com/fish-shell/fish-shell)
 - [pwsh](https://github.com/PowerShell/PowerShell)
 - [powershell](https://learn.microsoft.com/en-us/powershell/scripting/windows-powershell/starting-windows-powershell) (Windows Powershell)
+- [cmd](https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/cmd) _(experimental)_
 
 ## Contributing
 

src/runtime/template.ts

@@ -2,6 +2,7 @@
 // Licensed under the MIT License.
 
 import fsAsync from "node:fs/promises";
+import log from "../utils/log.js";
 
 const filepathsTemplate = async (cwd: string): Promise<Fig.Suggestion[]> => {
   const files = await fsAsync.readdir(cwd, { withFileTypes: true });
@@ -28,15 +29,20 @@ export const runTemplates = async (template: Fig.TemplateStrings[] | Fig.Templat
   return (
     await Promise.all(
       templates.map(async (t) => {
-        switch (t) {
-          case "filepaths":
-            return await filepathsTemplate(cwd);
-          case "folders":
-            return await foldersTemplate(cwd);
-          case "history":
-            return historyTemplate();
-          case "help":
-            return helpTemplate();
+        try {
+          switch (t) {
+            case "filepaths":
+              return await filepathsTemplate(cwd);
+            case "folders":
+              return await foldersTemplate(cwd);
+            case "history":
+              return historyTemplate();
+            case "help":
+              return helpTemplate();
+          }
+        } catch (e) {
+          log.debug({ msg: "template failed", e, template: t, cwd });
+          return [];
         }
       }),
     )

src/utils/shell.ts

@@ -19,9 +19,14 @@ export enum Shell {
   Cmd = "cmd",
 }
 
-export const supportedShells = [Shell.Bash, process.platform == "win32" ? Shell.Powershell : null, Shell.Pwsh, Shell.Zsh, Shell.Fish].filter(
-  (shell) => shell != null,
-) as Shell[];
+export const supportedShells = [
+  Shell.Bash,
+  process.platform == "win32" ? Shell.Powershell : null,
+  Shell.Pwsh,
+  Shell.Zsh,
+  Shell.Fish,
+  process.platform == "win32" ? Shell.Cmd : null,
+].filter((shell) => shell != null) as Shell[];
 
 export const userZdotdir = process.env?.ZDOTDIR ?? os.homedir() ?? `~`;
 export const zdotdir = path.join(os.tmpdir(), `is-zsh`);