Merge pull request #6 from TheReverend403/dmenu_from_env

Add support for setting dmenu path.

README.md

@@ -13,6 +13,8 @@ clipboard.
 $ bitwarden-dmenu --help
 Usage: bitwarden-dmenu [options]
 
+The DMENU_PATH environment variable can be used to point to an alternative dmenu implementation. Defaults to 'dmenu'.
+
 Options:
   --clear-clipboard   Number of seconds to keep selected field in the clipboard.
                       Defaults to 15s.

bin/cli.js

@@ -15,6 +15,8 @@ if (args.help) {
   console.log(
     `Usage: bitwarden-dmenu [options]
 
+The DMENU_PATH environment variable can be used to point to an alternative dmenu implementation. Defaults to 'dmenu'.
+
 Options:
   --clear-clipboard   Number of seconds to keep selected field in the clipboard.
                       Defaults to ${cachePasswordDefault}s.

src/exec-dmenu.js

@@ -1,11 +1,14 @@
 const { exec } = require('child_process')
 
+const dmenuPath = process.env.DMENU_PATH || 'dmenu'
+
 module.exports = (...args) => choices =>
   new Promise((resolve, reject) => {
     let choice = ''
     const error = []
 
-    const execCommand = `dmenu ${args}`
+    // Use a default of 'dmenu' if not specified in process.env
+    const execCommand = `${dmenuPath} ${args}`
     console.debug('$', execCommand)
     const dmenu = exec(execCommand)
     dmenu.stdin.write(choices)