From e6930e3642005e703bf51adddc5e11fc68b92451 Mon Sep 17 00:00:00 2001
From: Martinez <overwatch@covalent.cz>
Date: Sat, 26 Dec 2015 16:29:08 +0100
Subject: [PATCH] implement git blacklist

---
 libexec/render.py | 72 +++++++++++++++++++++++++----------------------
 1 file changed, 39 insertions(+), 33 deletions(-)

diff --git a/libexec/render.py b/libexec/render.py
index ade2085..6879ca3 100755
--- a/libexec/render.py
+++ b/libexec/render.py
@@ -325,48 +325,54 @@ class GitPart(Part):
 	def __init__(self):
 		Part.__init__(self)
 		
+		# avoid expensive parsing if blacklisted
+		cwd = os.getcwd()
+		deep_parse = not any([cwd.startswith(d) for d in GIT_BLACKLIST])
+		
 		branch_name = command("git name-rev --name-only --no-undefined --always HEAD").strip()
 		
 		if branch_name:
 			self.fragments.append("↱ ")
 			
-			count_to_pull = command("git log --oneline ..@{u}").count("\n")
-			count_to_push = command("git log --oneline @{u}..").count("\n")
-			git_dir = command("git rev-parse --git-dir").strip()
-			merging = os.path.exists(os.path.join(git_dir, "MERGE_HEAD"))
-			untracked = command("git ls-files --other --exclude-standard").count("\n")
-			modified = command("git diff --name-only").count("\n")
-			staged = command("git diff --name-only --staged").count("\n")
-			
-			if count_to_pull:
-				self.fragments.append("↘%d " %(count_to_pull))
-			
-			if count_to_push:
-				self.fragments.append("↗%d " %(count_to_push))
-			
-			if merging:
-				self.fragments.append(style_color(COLOR_GIT_MERGE))
-				self.fragments.append(style_bold())
-				self.fragments.append("⚠")
-			elif modified or staged:
-				self.fragments.append(style_color(COLOR_GIT_DIRTY))
-			else:
-				self.fragments.append(style_color(COLOR_GIT_CLEAN))
+			if deep_parse:
+				count_to_pull = command("git log --oneline ..@{u}").count("\n")
+				count_to_push = command("git log --oneline @{u}..").count("\n")
+				git_dir = command("git rev-parse --git-dir").strip()
+				merging = os.path.exists(os.path.join(git_dir, "MERGE_HEAD"))
+				untracked = command("git ls-files --other --exclude-standard").count("\n")
+				modified = command("git diff --name-only").count("\n")
+				staged = command("git diff --name-only --staged").count("\n")
+				
+				if count_to_pull:
+					self.fragments.append("↘%d " %(count_to_pull))
+				
+				if count_to_push:
+					self.fragments.append("↗%d " %(count_to_push))
+				
+				if merging:
+					self.fragments.append(style_color(COLOR_GIT_MERGE))
+					self.fragments.append(style_bold())
+					self.fragments.append("⚠")
+				elif modified or staged:
+					self.fragments.append(style_color(COLOR_GIT_DIRTY))
+				else:
+					self.fragments.append(style_color(COLOR_GIT_CLEAN))
 			
 			self.fragments.append(branch_name)
 			self.fragments.append(style_reset())
 			
-			if untracked:
-				self.fragments.append(style_color(COLOR_GIT_UNTRACKED))
-				self.fragments.append(" ?%d" %(untracked))
-			
-			if modified:
-				self.fragments.append(style_color(COLOR_GIT_MODIFIED))
-				self.fragments.append(" ✎%d" %(modified))
-			
-			if staged:
-				self.fragments.append(style_color(COLOR_GIT_STAGED))
-				self.fragments.append(" ✉%d" %(staged))
+			if deep_parse:
+				if untracked:
+					self.fragments.append(style_color(COLOR_GIT_UNTRACKED))
+					self.fragments.append(" ?%d" %(untracked))
+				
+				if modified:
+					self.fragments.append(style_color(COLOR_GIT_MODIFIED))
+					self.fragments.append(" ✎%d" %(modified))
+				
+				if staged:
+					self.fragments.append(style_color(COLOR_GIT_STAGED))
+					self.fragments.append(" ✉%d" %(staged))
 			
 			self.fragments.append(style_reset())