From fc87c009806dcc98867f6b58efe29b042aa01dee Mon Sep 17 00:00:00 2001
From: littleblack111 <littleblack11111@gmail.com>
Date: Mon, 18 May 2026 23:10:59 +0800
Subject: node: update

---
 node_modules/postcss-color-rgba-fallback/index.js | 140 ----------------------
 1 file changed, 140 deletions(-)
 delete mode 100755 node_modules/postcss-color-rgba-fallback/index.js

(limited to 'node_modules/postcss-color-rgba-fallback/index.js')

diff --git a/node_modules/postcss-color-rgba-fallback/index.js b/node_modules/postcss-color-rgba-fallback/index.js
deleted file mode 100755
index 941362d2..00000000
--- a/node_modules/postcss-color-rgba-fallback/index.js
+++ /dev/null
@@ -1,140 +0,0 @@
-/**
- * Module dependencies.
- */
-var postcss = require("postcss")
-var valueParser = require("postcss-value-parser")
-var rgbToHex = require("rgb-hex")
-
-/**
- * Calculate the color of a chanel
- * based upon two 0-255 colors and a 0-1 alpha value
- */
-function calcChannel(backgroundColor, foregroundColor, alpha) {
-  var value = backgroundColor + (foregroundColor - backgroundColor) * alpha
-  return Math.round(value)
-}
-
-/**
- * Given a solid rgb background and a rgba foreground color
- * it calculates the color of the values combined into a single rgb array
- * If there is no background color
- *   strips off the alpha value from the foreground
- */
-function calculateRGB(backgroundColor, foregroundColor) {
-  if (backgroundColor) {
-    return [
-      calcChannel(backgroundColor[0], foregroundColor[0], foregroundColor[3]),
-      calcChannel(backgroundColor[1], foregroundColor[1], foregroundColor[3]),
-      calcChannel(backgroundColor[2], foregroundColor[2], foregroundColor[3]),
-    ]
-  }
-  else {
-    return [
-      foregroundColor[0],
-      foregroundColor[1],
-      foregroundColor[2],
-    ]
-  }
-}
-
-/**
- * PostCSS plugin to transform rgba() to hexadecimal
- */
-module.exports = postcss.plugin("postcss-color-rgba-fallback", function(options) {
-  options = options || {}
-
-  var properties = options.properties || [
-    "background-color",
-    "background",
-    "color",
-    "border",
-    "border-color",
-    "outline",
-    "outline-color",
-  ]
-
-  var backgroundColor = options.backgroundColor || null
-
-  var oldie = options.oldie
-  if (oldie === true) {
-    oldie = [
-      "background-color",
-      "background",
-    ]
-  }
-  else if (!Array.isArray(oldie)) {
-    oldie = false
-  }
-
-  return function(style) {
-    style.walkDecls(function(decl) {
-      if (!decl.value ||
-          decl.value.indexOf("rgba") === -1 ||
-          properties.indexOf(decl.prop) === -1
-      ) {
-        return
-      }
-
-      // if previous prop equals current prop
-      // no need fallback
-      if (
-        decl.prev() &&
-        decl.prev().prop === decl.prop
-      ) {
-        return
-      }
-
-      var hex
-      var alpha
-      var RGB
-      var value = valueParser(decl.value).walk(function(node) {
-        var nodes = node.nodes
-        if (node.type === "function" && node.value === "rgba") {
-          try {
-            alpha = parseFloat(nodes[6].value)
-            RGB = calculateRGB(backgroundColor, [
-              parseInt(nodes[0].value, 10),
-              parseInt(nodes[2].value, 10),
-              parseInt(nodes[4].value, 10),
-              alpha,
-            ])
-            hex = rgbToHex.apply(null, RGB)
-            node.type = "word"
-            node.value = "#" + hex
-          }
-          catch (e) {
-            return false
-          }
-          return false
-        }
-      }).toString()
-
-      if (value !== decl.value) {
-        decl.cloneBefore({value: value})
-
-        if (
-          oldie && oldie.indexOf(decl.prop) !== -1 &&
-          0 < alpha && alpha < 1
-        ) {
-          hex = "#" + Math.round(alpha * 255).toString(16) + hex
-          var ieFilter = [
-            "progid:DXImageTransform.Microsoft.gradient(startColorStr=",
-            hex,
-            ",endColorStr=",
-            hex,
-            ")",
-          ].join("")
-          var gteIE8 = postcss.decl({
-            prop: "-ms-filter", value: "\"" + ieFilter + "\"",
-          })
-          var ltIE8 = postcss.decl({
-            prop: "filter", value: ieFilter,
-          })
-
-          decl.parent.insertBefore(decl, gteIE8)
-          decl.parent.insertBefore(decl, ltIE8)
-        }
-      }
-    })
-  }
-})
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