Bug 731779: Integrate the Add-on SDK loader and API libraries into Firefox (uplifting from addon-sdk a16bbd5772880b578a939eeb65102bca6560d494)

addon-sdk/source/python-lib/simplejson/tool.py

@@ -0,0 +1,44 @@
+r"""
+Using simplejson from the shell to validate and
+pretty-print::
+    
+    $ echo '{"json":"obj"}' | python -msimplejson
+    {
+        "json": "obj"
+    }
+    $ echo '{ 1.2:3.4}' | python -msimplejson
+    Expecting property name: line 1 column 2 (char 2)
+
+Note that the JSON produced by this module's default settings
+is a subset of YAML, so it may be used as a serializer for that as well.
+"""
+import simplejson
+
+#
+# Pretty printer:
+#     curl http://mochikit.com/examples/ajax_tables/domains.json | python -msimplejson.tool
+#
+
+def main():
+    import sys
+    if len(sys.argv) == 1:
+        infile = sys.stdin
+        outfile = sys.stdout
+    elif len(sys.argv) == 2:
+        infile = open(sys.argv[1], 'rb')
+        outfile = sys.stdout
+    elif len(sys.argv) == 3:
+        infile = open(sys.argv[1], 'rb')
+        outfile = open(sys.argv[2], 'wb')
+    else:
+        raise SystemExit("%s [infile [outfile]]" % (sys.argv[0],))
+    try:
+        obj = simplejson.load(infile)
+    except ValueError, e:
+        raise SystemExit(e)
+    simplejson.dump(obj, outfile, sort_keys=True, indent=4)
+    outfile.write('\n')
+
+
+if __name__ == '__main__':
+    main()