Adding upstream version 2.8.3.upstream/2.8.3upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 31 insertions, 0 deletions

diff --git a/powerline/renderers/shell/tcsh.py b/powerline/renderers/shell/tcsh.py
new file mode 100644
index 0000000..bf0697d
--- /dev/null
+++ b/powerline/renderers/shell/tcsh.py
@@ -0,0 +1,31 @@
+# vim:fileencoding=utf-8:noet
+from __future__ import (unicode_literals, division, absolute_import, print_function)
+
+from powerline.renderers.shell.zsh import ZshPromptRenderer
+
+
+class TcshPromptRenderer(ZshPromptRenderer):
+	'''Powerline tcsh prompt segment renderer.'''
+	character_translations = ZshPromptRenderer.character_translations.copy()
+	character_translations[ord('%')] = '%%'
+	character_translations[ord('\\')] = '\\\\'
+	character_translations[ord('^')] = '\\^'
+	character_translations[ord('!')] = '\\!'
+
+	def do_render(self, **kwargs):
+		ret = super(TcshPromptRenderer, self).do_render(**kwargs)
+		nbsp = self.character_translations.get(ord(' '), ' ')
+		end = self.hlstyle()
+		assert not ret or ret.endswith(end)
+		if ret.endswith(nbsp + end):
+			# Exchange nbsp and highlight end because tcsh removes trailing 
+			# %{%} part of the prompt for whatever reason
+			ret = ret[:-(len(nbsp) + len(end))] + end + nbsp
+		else:
+			# We *must* end prompt with non-%{%} sequence for the reasons 
+			# explained above. So add nbsp if it is not already there.
+			ret += nbsp
+		return ret
+
+
+renderer = TcshPromptRenderer