Move format_lines into misc.py since it doesn't need to be a method of coverage.

1 files changed, 2 insertions, 34 deletions

diff --git a/coverage/control.py b/coverage/control.py
index 8a38fffe..63c0980b 100644
--- a/coverage/control.py
+++ b/coverage/control.py
@@ -3,7 +3,7 @@
 import os, re, sys
 
 from coverage.data import CoverageData
-from coverage.misc import nice_pair, CoverageException
+from coverage.misc import format_lines, CoverageException
 from coverage.codeunit import code_unit_factory
 from coverage.files import FileLocator
 
@@ -137,38 +137,6 @@ class coverage:
         self.analysis_cache[code_unit.filename] = result
         return result
 
-    def format_lines(self, statements, lines):
-        """Nicely format a list of line numbers.
-
-        Format a list of line numbers for printing by coalescing groups of
-        lines as long as the lines represent consecutive statements.  This will
-        coalesce even if there are gaps between statements.
-        
-        For example, if `statements` is [1,2,3,4,5,10,11,12,13,14] and
-        `lines` is [1,2,5,10,11,13,14] then the result will be "1-2, 5-11, 13-14".
-        
-        """
-        
-        pairs = []
-        i = 0
-        j = 0
-        start = None
-        pairs = []
-        while i < len(statements) and j < len(lines):
-            if statements[i] == lines[j]:
-                if start == None:
-                    start = lines[j]
-                end = lines[j]
-                j = j + 1
-            elif start:
-                pairs.append((start, end))
-                start = None
-            i = i + 1
-        if start:
-            pairs.append((start, end))
-        ret = ', '.join(map(nice_pair, pairs))
-        return ret
-
     # Backward compatibility with version 1.
     def analysis(self, morf):
         f, s, _, m, mf = self.analysis2(morf)
@@ -198,7 +166,7 @@ class coverage:
                     missing.append(line)
                     
         return (filename, statements, excluded, missing,
-                self.format_lines(statements, missing))
+                    format_lines(statements, missing))
 
     # Programmatic entry point
     def report(self, morfs, show_missing=True, ignore_errors=False, file=None):