Issue 199: Sort text report.

Allows sorting of the text report based on:
 Name, Stmts, Miss, Cover

Tested on Mac with Python 2.7.11 and Python 3.5

Help message for the new option is:
python -m coverage report -h
  ...
  --sort=SORT           Sort report by a column. Valid values are: Name,
                        Stmts, Miss, Cover.
  ...

1 files changed, 11 insertions, 1 deletions

diff --git a/coverage/cmdline.py b/coverage/cmdline.py
index e2b79fe..b2803c5 100644
--- a/coverage/cmdline.py
+++ b/coverage/cmdline.py
@@ -82,6 +82,14 @@ class Opts(object):
         '--skip-covered', action='store_true',
         help="Skip files with 100% coverage.",
     )
+    SORT_CHOICES = ('Name', 'Stmts', 'Miss', 'Cover')
+    sort = optparse.make_option(
+        '--sort', action='store', choices=SORT_CHOICES,
+        help=(
+              "Sort report by a column. "
+              "Valid values are: %s."
+        ) % ", ".join(SORT_CHOICES)
+    )
     omit = optparse.make_option(
         '', '--omit', action='store',
         metavar="PAT1,PAT2,...",
@@ -335,6 +343,7 @@ CMDS = {
             Opts.include,
             Opts.omit,
             Opts.show_missing,
+            Opts.sort,
             Opts.skip_covered,
             ] + GLOBAL_ARGS,
         usage="[options] [modules]",
@@ -504,7 +513,8 @@ class CoverageScript(object):
         if options.action == "report":
             total = self.coverage.report(
                 show_missing=options.show_missing,
-                skip_covered=options.skip_covered, **report_args)
+                skip_covered=options.skip_covered, sort_name=options.sort,
+                **report_args)
         elif options.action == "annotate":
             self.coverage.annotate(
                 directory=options.directory, **report_args)