Remove unnecessary braces.

lib/termsupport.zsh

@@ -63,33 +63,31 @@ if [[ "$TERM_PROGRAM" == "Apple_Terminal" ]] && [[ -z "$INSIDE_EMACS" ]]; then
   # Outputs the encoded string on stdout
   # Returns nonzero if encoding failed
   function _omz_urlencode() {
+    local str=$1
     local url_str=''
-    {
-      local str=$1
-
-      # URLs must use UTF-8 encoding; convert if required
-      local encoding=${LC_CTYPE/*./}
-      if [[ -n $encoding && $encoding != UTF-8 ]]; then
-        str=$(iconv -f $encoding -t UTF-8)
-        if [[ $? != 0 ]]; then
-          echo "Error converting string from $encoding to UTF-8" >&2
-          return 1
-        fi
-      fi
 
-      # Use LC_CTYPE=C to process text byte-by-byte
-      local i ch hexch LC_CTYPE=C
-      for ((i = 1; i <= ${#str}; ++i)); do
-        ch="$str[i]"
-        if [[ "$ch" =~ [/._~A-Za-z0-9-] ]]; then
-          url_str+="$ch"
-        else
-          hexch=$(printf "%02X" "'$ch")
-          url_str+="%$hexch"
-        fi
-      done
-      echo $url_str
-    }
+    # URLs must use UTF-8 encoding; convert if required
+    local encoding=${LC_CTYPE/*./}
+    if [[ -n $encoding && $encoding != UTF-8 ]]; then
+      str=$(iconv -f $encoding -t UTF-8)
+      if [[ $? != 0 ]]; then
+        echo "Error converting string from $encoding to UTF-8" >&2
+        return 1
+      fi
+    fi
+
+    # Use LC_CTYPE=C to process text byte-by-byte
+    local i ch hexch LC_CTYPE=C
+    for ((i = 1; i <= ${#str}; ++i)); do
+      ch="$str[i]"
+      if [[ "$ch" =~ [/._~A-Za-z0-9-] ]]; then
+        url_str+="$ch"
+      else
+        hexch=$(printf "%02X" "'$ch")
+        url_str+="%$hexch"
+      fi
+    done
+    echo $url_str
   }
 
   # Emits the control sequence to notify Terminal.app of the cwd