Start moving common reporter functionality into Reporter.

1 files changed, 30 insertions, 0 deletions

diff --git a/coverage/report.py b/coverage/report.py
new file mode 100644
index 00000000..f20b4539
--- /dev/null
+++ b/coverage/report.py
@@ -0,0 +1,30 @@
+"""Reporter foundation for coverage.py"""
+
+from coverage.codeunit import code_unit_factory
+
+class Reporter(object):
+    """A base class for all reporters."""
+    
+    def __init__(self, coverage, ignore_errors=False):
+        """Create a reporter.
+        
+        `coverage` is the coverage instance. `ignore_errors` controls how
+        skittish the reporter will be during file processing.
+
+        """
+        self.coverage = coverage
+        self.ignore_errors = ignore_errors
+        
+        # The code units to report on.  Set by find_code_units.
+        self.code_units = []
+        
+    def find_code_units(self, morfs, omit_prefixes):
+        """Find the code units we'll report on.
+        
+        `morfs` is a list of modules or filenames. `omit_prefixes` is a list
+        of prefixes to leave out of the list.
+        
+        """
+        morfs = morfs or self.coverage.data.executed_files()
+        self.code_units = code_unit_factory(morfs, self.coverage.file_locator, omit_prefixes)
+        self.code_units.sort()