Remove nullToZero

Author: ntkme

lib/src/value/color.ts

@@ -117,14 +117,6 @@ function getColorSpace(options: ChannelOptions): KnownColorSpace {
   throw valueError('No color space found');
 }
 
-/**
- * Convert from the ColorJS representation of a missing component (`null`) to
- * `0`.
- */
-function nullToZero(val: number | null): number {
-  return val ?? 0;
-}
-
 /** Convert from sRGB (0-1) to RGB (0-255) units. */
 function coordToRgb(val: number | null): number | null {
   return val === null ? val : val * 255;
@@ -583,7 +575,7 @@ export class SassColor extends Value {
 
   /** This color's alpha channel, between `0` and `1`. */
   get alpha(): number {
-    return nullToZero(this.color.alpha);
+    return this.color.alpha ?? 0;
   }
 
   /** The name of this color's color space. */
@@ -632,7 +624,7 @@ export class SassColor extends Value {
         number | null,
       ];
     }
-    return List(coords.map(nullToZero));
+    return List(coords.map(val => val ?? 0));
   }
 
   /**
@@ -672,7 +664,7 @@ export class SassColor extends Value {
    */
   get hue(): number {
     emitColor4ApiGetterDeprecation('hue');
-    return nullToZero(this.color.hsl.hue);
+    return this.color.hsl.hue ?? 0;
   }
 
   /**
@@ -682,7 +674,7 @@ export class SassColor extends Value {
    */
   get saturation(): number {
     emitColor4ApiGetterDeprecation('saturation');
-    return nullToZero(this.color.hsl.saturation);
+    return this.color.hsl.saturation ?? 0;
   }
 
   /**
@@ -692,7 +684,7 @@ export class SassColor extends Value {
    */
   get lightness(): number {
     emitColor4ApiGetterDeprecation('lightness');
-    return nullToZero(this.color.hsl.lightness);
+    return this.color.hsl.lightness ?? 0;
   }
 
   /**
@@ -702,7 +694,7 @@ export class SassColor extends Value {
    */
   get whiteness(): number {
     emitColor4ApiGetterDeprecation('whiteness');
-    return nullToZero(this.color.hwb.whiteness);
+    return this.color.hwb.whiteness ?? 0;
   }
 
   /**
@@ -712,7 +704,7 @@ export class SassColor extends Value {
    */
   get blackness(): number {
     emitColor4ApiGetterDeprecation('blackness');
-    return nullToZero(this.color.hwb.blackness);
+    return this.color.hwb.blackness ?? 0;
   }
 
   assertColor(): SassColor {
@@ -789,7 +781,7 @@ export class SassColor extends Value {
       });
     }
     if (space === 'rgb') val = coordToRgb(val);
-    return nullToZero(val);
+    return val ?? 0;
   }
 
   /**