fix: enable logging via the --verbose flag (#115)

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

src/commands/root.ts

@@ -6,14 +6,18 @@ import { Shell, supportedShells as shells, setupZshDotfiles } from "../utils/she
 import { inferShell } from "../utils/shell.js";
 import { loadConfig } from "../utils/config.js";
 import { Command } from "commander";
+import log from "../utils/log.js";
 
 export const supportedShells = shells.join(", ");
 
 type RootCommandOptions = {
   shell: Shell | undefined;
+  verbose: boolean | undefined;
 };
 
 export const action = (program: Command) => async (options: RootCommandOptions) => {
+  if (options.verbose) await log.enable();
+
   await loadConfig(program);
 
   const shell = options.shell ?? ((await inferShell()) as unknown as Shell | undefined);

src/index.ts

@@ -20,6 +20,7 @@ program
   .version(await getVersion(), "-v, --version", "output the current version")
   .action(action(program))
   .option("-s, --shell <shell>", `shell to use for command execution, supported shells: ${supportedShells}`)
+  .option("-V, --verbose", `enable verbose logging`)
   .showHelpAfterError("(add --help for additional information)");
 
 program.addCommand(complete);

src/utils/log.ts

@@ -6,10 +6,14 @@ import path from "node:path";
 import fs from "node:fs";
 import fsAsync from "node:fs/promises";
 
-const logTarget = path.join(os.homedir(), ".inshellisense", "inshellisense.log");
-const logEnabled = false;
+const logFolder = path.join(os.homedir(), ".inshellisense");
+const logTarget = path.join(logFolder, "inshellisense.log");
+let logEnabled = false;
 
 const reset = async () => {
+  if (!fs.existsSync(logTarget)) {
+    await fsAsync.mkdir(logFolder, { recursive: true });
+  }
   await fsAsync.writeFile(logTarget, "");
 };
 
@@ -24,4 +28,9 @@ const debug = (content: object) => {
   });
 };
 
-export default { reset, debug };
+export const enable = async () => {
+  await reset();
+  logEnabled = true;
+};
+
+export default { reset, debug, enable };