Add const 'with_' setters to ColorSpec

src/lib.rs

@@ -1621,6 +1621,12 @@ impl ColorSpec {
         self
     }
 
+    /// Set the foreground color.
+    pub const fn with_fg(mut self, color: Option<Color>) -> ColorSpec {
+        self.fg_color = color;
+        self
+    }
+
     /// Get the background color.
     // TODO: Make this const when MSVR is 1.48
     pub fn bg(&self) -> Option<&Color> {
@@ -1633,6 +1639,12 @@ impl ColorSpec {
         self
     }
 
+    /// Set the background color.
+    pub const fn with_bg(mut self, color: Option<Color>) -> ColorSpec {
+        self.bg_color = color;
+        self
+    }
+
     /// Get whether this is bold or not.
     ///
     /// Note that the bold setting has no effect in a Windows console.
@@ -1648,6 +1660,14 @@ impl ColorSpec {
         self
     }
 
+    /// Set whether the text is bolded or not.
+    ///
+    /// Note that the bold setting has no effect in a Windows console.
+    pub const fn with_bold(mut self, yes: bool) -> ColorSpec {
+        self.bold = yes;
+        self
+    }
+
     /// Get whether this is dimmed or not.
     ///
     /// Note that the dimmed setting has no effect in a Windows console.
@@ -1663,6 +1683,14 @@ impl ColorSpec {
         self
     }
 
+    /// Set whether the text is dimmed or not.
+    ///
+    /// Note that the dimmed setting has no effect in a Windows console.
+    pub const fn with_dimmed(mut self, yes: bool) -> ColorSpec {
+        self.dimmed = yes;
+        self
+    }
+
     /// Get whether this is italic or not.
     ///
     /// Note that the italic setting has no effect in a Windows console.
@@ -1678,6 +1706,14 @@ impl ColorSpec {
         self
     }
 
+    /// Set whether the text is italicized or not.
+    ///
+    /// Note that the italic setting has no effect in a Windows console.
+    pub const fn with_italic(mut self, yes: bool) -> ColorSpec {
+        self.italic = yes;
+        self
+    }
+
     /// Get whether this is underline or not.
     ///
     /// Note that the underline setting has no effect in a Windows console.
@@ -1693,6 +1729,14 @@ impl ColorSpec {
         self
     }
 
+    /// Set whether the text is underlined or not.
+    ///
+    /// Note that the underline setting has no effect in a Windows console.
+    pub const fn with_underline(mut self, yes: bool) -> ColorSpec {
+        self.underline = yes;
+        self
+    }
+
     /// Get whether reset is enabled or not.
     ///
     /// reset is enabled by default. When disabled and using ANSI escape
@@ -1720,6 +1764,14 @@ impl ColorSpec {
         self
     }
 
+    /// Set whether to reset the terminal whenever color settings are applied.
+    ///
+    /// See [ColorSpec::set_reset].
+    pub const fn with_reset(mut self, yes: bool) -> ColorSpec {
+        self.reset = yes;
+        self
+    }
+
     /// Get whether this is intense or not.
     ///
     /// On Unix-like systems, this will output the ANSI escape sequence
@@ -1745,6 +1797,14 @@ impl ColorSpec {
         self
     }
 
+    /// Set whether the text is intense or not.
+    ///
+    /// See [ColorSpec::set_intense].
+    pub const fn with_intense(mut self, yes: bool) -> ColorSpec {
+        self.intense = yes;
+        self
+    }
+
     /// Returns true if this color specification has no colors or styles.
     pub fn is_none(&self) -> bool {
         self.fg_color.is_none()
@@ -2259,4 +2319,16 @@ mod tests {
             assert!(color1.is_none(), "{:?} => {:?}", color, color1);
         }
     }
+
+    #[test]
+    fn const_colorspec() {
+        const BOLD_RED: ColorSpec = ColorSpec::new()
+            .with_fg(Some(Color::Red))
+            .with_bold(true)
+            .with_intense(true);
+        const IS_BOLD: bool = BOLD_RED.bold();
+        const IS_INTENSE: bool = BOLD_RED.intense();
+        assert!(IS_BOLD);
+        assert!(IS_INTENSE);
+    }
 }