Merge pull request #1558 from sbooob/master

Mercurial repository info in agnoster theme

themes/agnoster.zsh-theme

@@ -83,6 +83,41 @@ prompt_git() {
   fi
 }
 
+prompt_hg() {
+	local rev status
+	if $(hg id >/dev/null 2>&1); then
+		if $(hg prompt >/dev/null 2>&1); then
+			if [[ $(hg prompt "{status|unknown}") = "?" ]]; then
+				# if files are not added
+				prompt_segment red white
+				st='±'
+			elif [[ -n $(hg prompt "{status|modified}") ]]; then
+				# if any modification
+				prompt_segment yellow black
+				st='±'
+			else
+				# if working copy is clean
+				prompt_segment green black
+			fi
+			echo -n $(hg prompt "⭠ {rev}@{branch}") $st
+		else
+			st=""
+			rev=$(hg id -n 2>/dev/null | sed 's/[^-0-9]//g')
+			branch=$(hg id -b 2>/dev/null)
+			if `hg st | grep -Eq "^\?"`; then
+				prompt_segment red black
+				st='±'
+			elif `hg st | grep -Eq "^(M|A)"`; then
+				prompt_segment yellow black
+				st='±'
+			else
+				prompt_segment green black
+			fi
+			echo -n "⭠ $rev@$branch" $st
+		fi
+	fi
+}
+
 # Dir: current working directory
 prompt_dir() {
   prompt_segment blue black '%~'
@@ -109,6 +144,7 @@ build_prompt() {
   prompt_context
   prompt_dir
   prompt_git
+  prompt_hg
   prompt_end
 }