From 3f2133c65e18ece56d197a078ef84f0987b05a4d Mon Sep 17 00:00:00 2001
From: Delyan Angelov <delian66@gmail.com>
Date: Fri, 4 Dec 2020 16:05:39 +0200
Subject: [PATCH] examples,tools: cleanup most warnings

---
 cmd/tools/modules/vgit/vgit.v | 2 +-
 cmd/tools/vcomplete.v         | 4 ++--
 examples/hanoi.v              | 2 +-
 examples/net_raw_http.v       | 1 -
 4 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/cmd/tools/modules/vgit/vgit.v b/cmd/tools/modules/vgit/vgit.v
index 201f3e00f8..a074b4497a 100644
--- a/cmd/tools/modules/vgit/vgit.v
+++ b/cmd/tools/modules/vgit/vgit.v
@@ -27,7 +27,7 @@ pub fn validate_commit_exists(commit string) {
 	if commit.len == 0 {
 		return
 	}
-	cmd := "git cat-file -t \'$commit\' "
+	cmd := "git cat-file -t '$commit' "
 	if !scripting.exit_0_status(cmd) {
 		eprintln('Commit: "$commit" does not exist in the current repository.')
 		exit(3)
diff --git a/cmd/tools/vcomplete.v b/cmd/tools/vcomplete.v
index 3e8b7cb124..8d28d1caba 100644
--- a/cmd/tools/vcomplete.v
+++ b/cmd/tools/vcomplete.v
@@ -259,7 +259,7 @@ compdef _v v
 			mut lines := []string{}
 			list := auto_complete_request(sub_args[1..])
 			for entry in list {
-				lines << "COMPREPLY+=(\'$entry\')"
+				lines << "COMPREPLY+=('$entry')"
 			}
 			println(lines.join('\n'))
 		}
@@ -281,7 +281,7 @@ compdef _v v
 			mut lines := []string{}
 			list := auto_complete_request(sub_args[1..])
 			for entry in list {
-				lines << 'compadd -U -S \"\" -- \'$entry\';'
+				lines << "compadd -U -S \"\" -- '$entry';"
 			}
 			println(lines.join('\n'))
 		}
diff --git a/examples/hanoi.v b/examples/hanoi.v
index eded0b2fd8..a97c4da0a6 100644
--- a/examples/hanoi.v
+++ b/examples/hanoi.v
@@ -8,7 +8,7 @@ fn main() {
 }
 
 fn move(n int, a string, b string) int {
-	println('Disc $n from $a to $b\...')
+	println('Disc $n from $a to ${b}...')
 	return 0
 }
 
diff --git a/examples/net_raw_http.v b/examples/net_raw_http.v
index 7ae5608b8a..e23fd61aa8 100644
--- a/examples/net_raw_http.v
+++ b/examples/net_raw_http.v
@@ -1,6 +1,5 @@
 // Simple raw HTTP head request
 import net
-import time
 import io
 
 // Make a new connection