nitpm: list packages in alphabetical order

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/src/nitpm.nit b/src/nitpm.nit
index 526c875..d61db8f 100644 (file)
--- a/src/nitpm.nit
+++ b/src/nitpm.nit
@@ -295,17 +295,30 @@ class CommandList
        redef fun apply(args)
        do
                var files = nitpm_lib_dir.files
+               var name_to_desc = new Map[String, nullable String]
+               var max_name_len = 0
+
+               # Collect package info
                for file in files do
                        var ini_path = nitpm_lib_dir / file / "package.ini"
                        if verbose then print "- Reading ini file at {ini_path}"
                        var ini = new ConfigTree(ini_path)
                        var tags = ini["package.tags"]
 
-                       if tags != null then
-                               print "{file.justify(15, 0.0)} {tags}"
-                       else
-                               print file
-                       end
+                       name_to_desc[file] = tags
+                       max_name_len = max_name_len.max(file.length)
+               end
+
+               # Sort in alphabetical order
+               var sorted_names = name_to_desc.keys.to_a
+               alpha_comparator.sort sorted_names
+
+               # Print with clear columns
+               for name in sorted_names do
+                       var col0 = name.justify(max_name_len+1, 0.0)
+                       var col1 = name_to_desc[name] or else ""
+                       var line = col0 + col1
+                       print line.trim
                end
        end
 end