From cd71e7f90f9e401ebfb08c1e4bf65a1305980ff8 Mon Sep 17 00:00:00 2001
From: Nicholas O'Connor <nrfoconnor@gmail.com>
Date: Thu, 13 Apr 2017 14:35:50 -0700
Subject: [PATCH] hello output::blank_line() (with optional bool) (fixes bug #8
 )

---
 include/output.hpp | 2 ++
 src/help/help.cpp  | 6 +++---
 src/output.cpp     | 6 ++++++
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/include/output.hpp b/include/output.hpp
index 22bf65b..af1b734 100644
--- a/include/output.hpp
+++ b/include/output.hpp
@@ -12,6 +12,8 @@ namespace cellar {
         extern void statement(std::string parm, bool);
         extern void warning(std::string, bool);
         extern void error(std::string, bool);
+
+        extern void blank_line(bool verbose = false);
         
         extern bool colors;
         extern void detect_colors();
diff --git a/src/help/help.cpp b/src/help/help.cpp
index 7b4918c..d96bfcc 100644
--- a/src/help/help.cpp
+++ b/src/help/help.cpp
@@ -17,7 +17,7 @@ void cellar::core::help_command(int argc, vector<string> argv) {
     vector<string> commands = list_commands();
     cellar::print_header();
 
-    cout << endl; // TODO: cellar::output function for code clarity
+    output::blank_line();
 
     if (argc == 1) {
         output::statement("You have these commands:");
@@ -42,7 +42,7 @@ void cellar::core::help_command(int argc, vector<string> argv) {
         else { sstr << desc; }
         output::statement(sstr.str());
 
-        cout << endl;
+        output::blank_line();
 
         string details = help::get_details(command);
         if (details.empty()) { output::statement("no details available."); }
@@ -52,7 +52,7 @@ void cellar::core::help_command(int argc, vector<string> argv) {
 
             for (string line : detaillines) { 
                 if (!line.empty()) { output::statement(line); }
-                else { cout << endl; }
+                else { output::blank_line(); }
             }
         }
     }
diff --git a/src/output.cpp b/src/output.cpp
index 5a64e68..679e83f 100644
--- a/src/output.cpp
+++ b/src/output.cpp
@@ -66,3 +66,9 @@ void cellar::output::error(string str_message, bool verbose) {
 }
 void cellar::output::error(string str_message) { error(str_message, false); }
 
+void cellar::output::blank_line(bool verbose) {
+    if (verbose and !cellar::verbose) { return; }
+    if (colors) { // don't output if not in colors mode, for easier parsing
+        cout << endl;
+    }
+}