refactor: Implement Default for SegmentConfig (#495)

Implements the Default trait for SegmentConfig to clean up construction of empty segments.

Also adds a segment::new() function to ease construction of simple segments.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/config.rs b/src/config.rs
index 6f5025179..dafbe1beb 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -219,6 +219,10 @@ impl<'a> ModuleConfig<'a> for SegmentConfig<'a> {
 }
 
 impl<'a> SegmentConfig<'a> {
+    pub fn new(value: &'static str) -> Self {
+        Self { value, style: None }
+    }
+
     /// Mutably set value
     pub fn set_value(&mut self, value: &'a str) {
         self.value = value;
@@ -246,6 +250,12 @@ impl<'a> SegmentConfig<'a> {
     }
 }
 
+impl Default for SegmentConfig<'static> {
+    fn default() -> Self {
+        Self::new("")
+    }
+}
+
 /** Parse a style string which represents an ansi style. Valid tokens in the style
  string include the following:
  - 'fg:<color>'    (specifies that the color read should be a foreground color)