Set 'Clear' to #[none] (#108)

* Cosmetics

* Default 'Clear' style is now #[none]

None actually resets all attributes.

* Always append the Clear attribute to gitmux status string

Fix #107

.gitmux.yml

@@ -32,7 +32,7 @@ tmux:
     # https://man7.org/linux/man-pages/man1/tmux.1.html#STYLES.
     styles:
         # Clear previous style.
-        clear: "#[fg=default]"
+        clear: "#[none]"
         # Special tree state strings such as [rebase], [merge], etc.
         state: "#[fg=red,bold]"
         # Local branch name

config.go

@@ -4,8 +4,9 @@ import (
 	_ "embed"
 	"fmt"
 
-	"github.com/arl/gitmux/tmux"
 	"gopkg.in/yaml.v3"
+
+	"github.com/arl/gitmux/tmux"
 )
 
 // Config configures output formatting.

testdata/default.output.txt

@@ -51,4 +51,4 @@ with some different content
 
 -- empty_file --
 -- output.golden --
-#[fg=default]#[fg=default]#[fg=white,bold]⎇ #[fg=default]#[fg=white,bold]main#[fg=default] - #[fg=default]#[fg=green,bold]● 1 #[fg=red,bold]✚ 1 #[fg=cyan,bold]⚑ 1 #[fg=magenta,bold]… 2#[fg=default,bg=default]
+#[none]#[none]#[fg=white,bold]⎇ #[none]#[fg=white,bold]main#[none] - #[none]#[fg=green,bold]● 1 #[fg=red,bold]✚ 1 #[fg=cyan,bold]⚑ 1 #[fg=magenta,bold]… 2#[fg=default,bg=default]#[none]

tmux/formater.go

@@ -85,11 +85,11 @@ func (d *direction) UnmarshalYAML(value *yaml.Node) error {
 }
 
 type options struct {
-	BranchMaxLen      int       `yaml:"branch_max_len"`
-	BranchTrim        direction `yaml:"branch_trim"`
-	Ellipsis          string    `yaml:"ellipsis"`
-	HideClean         bool      `yaml:"hide_clean"`
-	SwapDivergence    bool      `yaml:"swap_divergence"`
+	BranchMaxLen   int       `yaml:"branch_max_len"`
+	BranchTrim     direction `yaml:"branch_trim"`
+	Ellipsis       string    `yaml:"ellipsis"`
+	HideClean      bool      `yaml:"hide_clean"`
+	SwapDivergence bool      `yaml:"swap_divergence"`
 }
 
 // A Formater formats git status to a tmux style string.
@@ -135,6 +135,8 @@ func truncate(s, ellipsis string, max int, dir direction) string {
 
 // Format writes st as json into w.
 func (f *Formater) Format(w io.Writer, st *gitstatus.Status) error {
+	defer fmt.Fprintf(w, "%s", f.Styles.Clear)
+
 	f.st = st
 
 	// Overall working tree state
@@ -241,23 +243,23 @@ func (f *Formater) divergence() string {
 		return ""
 	}
 
-    behind := ""
-    ahead := ""
+	behind := ""
+	ahead := ""
 	s := f.Styles.Clear + f.Styles.Divergence
 	if f.st.BehindCount != 0 {
-	    behind = fmt.Sprintf("%s%d", f.Symbols.Behind, f.st.BehindCount)
+		behind = fmt.Sprintf("%s%d", f.Symbols.Behind, f.st.BehindCount)
 	}
 
 	if f.st.AheadCount != 0 {
 		ahead = fmt.Sprintf("%s%d", f.Symbols.Ahead, f.st.AheadCount)
 	}
 
 	if !f.Options.SwapDivergence {
-	    // Behind first, ahead second
-        s += behind + ahead
+		// Behind first, ahead second
+		s += behind + ahead
 	} else {
-	    // Ahead first, behind second
-        s += ahead + behind
+		// Ahead first, behind second
+		s += ahead + behind
 	}
 
 	return s