1 files changed, 12 insertions, 51 deletions
diff --git a/vendor/twbs/bootstrap/scss/_functions.scss b/vendor/twbs/bootstrap/scss/_functions.scss
index 30539b393..870f36790 100644
--- a/vendor/twbs/bootstrap/scss/_functions.scss
+++ b/vendor/twbs/bootstrap/scss/_functions.scss
@@ -32,47 +32,6 @@
   }
 }
 
-// Colors
-@function to-rgb($value) {
-  @return red($value), green($value), blue($value);
-}
-
-// stylelint-disable scss/dollar-variable-pattern
-@function rgba-css-var($identifier, $target) {
-  @if $identifier == "body" and $target == "bg" {
-    @return rgba(var(--#{$variable-prefix}#{$identifier}-bg-rgb), var(--#{$variable-prefix}#{$target}-opacity));
-  } @if $identifier == "body" and $target == "text" {
-    @return rgba(var(--#{$variable-prefix}#{$identifier}-color-rgb), var(--#{$variable-prefix}#{$target}-opacity));
-  } @else {
-    @return rgba(var(--#{$variable-prefix}#{$identifier}-rgb), var(--#{$variable-prefix}#{$target}-opacity));
-  }
-}
-
-@function map-loop($map, $func, $args...) {
-  $_map: ();
-
-  @each $key, $value in $map {
-    // allow to pass the $key and $value of the map as an function argument
-    $_args: ();
-    @each $arg in $args {
-      $_args: append($_args, if($arg == "$key", $key, if($arg == "$value", $value, $arg)));
-    }
-
-    $_map: map-merge($_map, ($key: call(get-function($func), $_args...)));
-  }
-
-  @return $_map;
-}
-// stylelint-enable scss/dollar-variable-pattern
-
-@function varify($list) {
-  $result: null;
-  @each $entry in $list {
-    $result: append($result, var(--#{$variable-prefix}#{$entry}), space);
-  }
-  @return $result;
-}
-
 // Internal Bootstrap function to turn maps into its negative variant.
 // It prefixes the keys with `n` and makes the value negative.
 @function negativify-map($map) {
@@ -96,16 +55,6 @@
   @return $result;
 }
 
-// Merge multiple maps
-@function map-merge-multiple($maps...) {
-  $merged-maps: ();
-
-  @each $map in $maps {
-    $merged-maps: map-merge($merged-maps, $map);
-  }
-  @return $merged-maps;
-}
-
 // Replace `$search` with `$replace` in `$string`
 // Used on our SVG icon backgrounds for custom forms.
 //
@@ -232,6 +181,14 @@ $_luminance-list: .0008 .001 .0011 .0013 .0015 .0017 .002 .0022 .0025 .0027 .003
     @return $value1 + $value2;
   }
 
+  @if type-of($value1) != number {
+    $value1: unquote("(") + $value1 + unquote(")");
+  }
+
+  @if type-of($value2) != number {
+    $value2: unquote("(") + $value2 + unquote(")");
+  }
+
   @return if($return-calc == true, calc(#{$value1} + #{$value2}), $value1 + unquote(" + ") + $value2);
 }
 
@@ -252,6 +209,10 @@ $_luminance-list: .0008 .001 .0011 .0013 .0015 .0017 .002 .0022 .0025 .0027 .003
     @return $value1 - $value2;
   }
 
+  @if type-of($value1) != number {
+    $value1: unquote("(") + $value1 + unquote(")");
+  }
+
   @if type-of($value2) != number {
     $value2: unquote("(") + $value2 + unquote(")");
   }