Add skip-covered option.

4 files changed, 17 insertions, 3 deletions

diff --git a/coverage/cmdline.py b/coverage/cmdline.py
index e7efe5c4..f776950a 100644
--- a/coverage/cmdline.py
+++ b/coverage/cmdline.py
@@ -62,6 +62,10 @@ class Opts(object):
         help="Show line numbers of statements in each module that weren't "
                 "executed."
         )
+    skip_covered = optparse.make_option(
+        '-s', '--skip-covered', action='store_true',
+        help="Skip files with 100% coverage."
+        )
     omit = optparse.make_option(
         '', '--omit', action='store',
         metavar="PAT1,PAT2,...",
@@ -135,6 +139,7 @@ class CoverageOptionParser(optparse.OptionParser, object):
             pylib=None,
             rcfile=True,
             show_missing=None,
+            skip_covered=None,
             source=None,
             timid=None,
             title=None,
@@ -283,6 +288,7 @@ CMDS = {
             Opts.omit,
             Opts.include,
             Opts.show_missing,
+            Opts.skip_covered
             ] + GLOBAL_ARGS,
         usage = "[options] [modules]",
         description = "Report coverage statistics on modules."
@@ -426,7 +432,8 @@ class CoverageScript(object):
 
         if options.action == "report":
             total = self.coverage.report(
-                show_missing=options.show_missing, **report_args)
+                show_missing=options.show_missing,
+                skip_covered=options.skip_covered, **report_args)
         if options.action == "annotate":
             self.coverage.annotate(
                 directory=options.directory, **report_args)
diff --git a/coverage/config.py b/coverage/config.py
index 4d599ee7..ac895f70 100644
--- a/coverage/config.py
+++ b/coverage/config.py
@@ -160,6 +160,7 @@ class CoverageConfig(object):
         self.partial_always_list = DEFAULT_PARTIAL_ALWAYS[:]
         self.precision = 0
         self.show_missing = False
+        self.skip_covered = False
 
         # Defaults for [html]
         self.html_dir = "htmlcov"
@@ -248,6 +249,7 @@ class CoverageConfig(object):
         ('partial_always_list', 'report:partial_branches_always', 'linelist'),
         ('precision', 'report:precision', 'int'),
         ('show_missing', 'report:show_missing', 'boolean'),
+        ('skip_covered', 'report:skip_covered', 'boolean'),
 
         # [html]
         ('html_dir', 'html:directory'),
diff --git a/coverage/control.py b/coverage/control.py
index 1191b9eb..79df08df 100644
--- a/coverage/control.py
+++ b/coverage/control.py
@@ -732,7 +732,7 @@ class Coverage(object):
 
     def report(self, morfs=None, show_missing=True, ignore_errors=None,
                 file=None,                          # pylint: disable=W0622
-                omit=None, include=None
+                omit=None, include=None, skip_covered=False
                 ):
         """Write a summary report to `file`.
 
@@ -743,13 +743,15 @@ class Coverage(object):
         match those patterns will be included in the report. Modules matching
         `omit` will not be included in the report.
 
+        `skip_covered` if True report won't print files with 100% coverage.
+
         Returns a float, the total percentage covered.
 
         """
         self._harvest_data()
         self.config.from_args(
             ignore_errors=ignore_errors, omit=omit, include=include,
-            show_missing=show_missing,
+            show_missing=show_missing, skip_covered=skip_covered
             )
         reporter = SummaryReporter(self, self.config)
         return reporter.report(morfs, outfile=file)
diff --git a/coverage/summary.py b/coverage/summary.py
index a166ec2c..c9877658 100644
--- a/coverage/summary.py
+++ b/coverage/summary.py
@@ -54,6 +54,9 @@ class SummaryReporter(Reporter):
             try:
                 analysis = self.coverage._analyze(cu)
                 nums = analysis.numbers
+                if self.config.skip_covered and nums.n_missing == 0 and \
+                        (not self.branches or nums.n_partial_branches == 0):
+                    continue
                 args = (cu.name, nums.n_statements, nums.n_missing)
                 if self.branches:
                     args += (nums.n_branches, nums.n_partial_branches)