Short-hand flags (#1378)

* typo fixes

* Change signature to take in short-hand flags

* update help information

* Parse short-hand flags as their long counterparts

* lints

* Modified a couple tests to use shorthand flags

crates/nu_plugin_post/src/nu/mod.rs

@@ -12,23 +12,35 @@ impl Plugin for Post {
             .desc("Post content to a url and retrieve data as a table if possible.")
             .required("path", SyntaxShape::Any, "the URL to post to")
             .required("body", SyntaxShape::Any, "the contents of the post body")
-            .named("user", SyntaxShape::Any, "the username when authenticating")
+            .named(
+                "user",
+                SyntaxShape::Any,
+                "the username when authenticating",
+                Some('u'),
+            )
             .named(
                 "password",
                 SyntaxShape::Any,
                 "the password when authenticating",
+                Some('p'),
             )
             .named(
                 "content-type",
                 SyntaxShape::Any,
                 "the MIME type of content to post",
+                Some('t'),
             )
             .named(
                 "content-length",
                 SyntaxShape::Any,
                 "the length of the content being posted",
+                Some('l'),
+            )
+            .switch(
+                "raw",
+                "return values as a string instead of a table",
+                Some('r'),
             )
-            .switch("raw", "return values as a string instead of a table")
             .filter())
     }