Merge pull request ninja-build#1042 from avallee/master

Fix wrapping file paths in Writer.comment

Author: evmar

misc/ninja_syntax.py

@@ -21,8 +21,9 @@ def __init__(self, output, width=78):
     def newline(self):
         self.output.write('\n')
 
-    def comment(self, text):
-        for line in textwrap.wrap(text, self.width - 2):
+    def comment(self, text, has_path=False):
+        for line in textwrap.wrap(text, self.width - 2, break_long_words=False,
+                                  break_on_hyphens=False):
             self.output.write('# ' + line + '\n')
 
     def variable(self, key, value, indent=0):

misc/ninja_syntax_test.py

@@ -45,6 +45,12 @@ def test_few_long_words(self):
                                       INDENT + 'y']) + '\n',
                          self.out.getvalue())
 
+    def test_comment_wrap(self):
+        # Filenames shoud not be wrapped
+        self.n.comment('Hello /usr/local/build-tools/bin')
+        self.assertEqual('# Hello\n# /usr/local/build-tools/bin\n',
+                         self.out.getvalue())
+
     def test_short_words_indented(self):
         # Test that indent is taking into acount when breaking subsequent lines.
         # The second line should not be '    to tree', as that's longer than the