Change to create the output directory if it does not exist (#118)

Author: chikoski

crates/wkg/src/main.rs

@@ -1,4 +1,4 @@
-use std::{io::Seek, path::PathBuf};
+use std::{fs, io::Seek, path::PathBuf};
 
 use anyhow::{ensure, Context};
 use clap::{Args, Parser, Subcommand, ValueEnum};
@@ -359,7 +359,12 @@ impl GetArgs {
 
         let output_trailing_slash = self.output.as_os_str().to_string_lossy().ends_with('/');
         let parent_dir = if output_trailing_slash {
-            self.output.as_path()
+            let parent_dir = self.output.as_path();
+            if !fs::exists(parent_dir)? {
+                fs::create_dir_all(parent_dir)
+                    .context("Failed to create output dir")?
+            }
+            parent_dir
         } else {
             self.output
                 .parent()