Close #3481872 remove unused color.js file and library.

.eslintignore

 # .eslintignore
-js/color.js
 js/tinycon.min.js

environment_indicator.libraries.yml

 drupal.environment_indicator:
   js:
     js/environment_indicator.js: {}
-    js/color.js: {}
     js/tinycon.min.js: { minified: true }
   css:
     component:

js/color.js

-var pad = function(num, totalChars) {
-    var pad = '0';
-    num = num + '';
-    while (num.length < totalChars) {
-        num = pad + num;
-    }
-    return num;
-};
-
-// Ratio is between 0 and 1
-var changeColor = function(color, ratio, darker) {
-    // Trim trailing/leading whitespace
-    color = color.replace(/^\s*|\s*$/, '');
-
-    // Expand three-digit hex
-    color = color.replace(
-        /^#?([a-f0-9])([a-f0-9])([a-f0-9])$/i,
-        '#$1$1$2$2$3$3'
-    );
-
-    // Calculate ratio
-    var difference = Math.round(ratio * 256) * (darker ? -1 : 1),
-        // Determine if input is RGB(A)
-        rgb = color.match(new RegExp('^rgba?\\(\\s*' +
-            '(\\d|[1-9]\\d|1\\d{2}|2[0-4][0-9]|25[0-5])' +
-            '\\s*,\\s*' +
-            '(\\d|[1-9]\\d|1\\d{2}|2[0-4][0-9]|25[0-5])' +
-            '\\s*,\\s*' +
-            '(\\d|[1-9]\\d|1\\d{2}|2[0-4][0-9]|25[0-5])' +
-            '(?:\\s*,\\s*' +
-            '(0|1|0?\\.\\d+))?' +
-            '\\s*\\)$'
-        , 'i')),
-        alpha = !!rgb && rgb[4] != null ? rgb[4] : null,
-
-        // Convert hex to decimal
-        decimal = !!rgb? [rgb[1], rgb[2], rgb[3]] : color.replace(
-            /^#?([a-f0-9][a-f0-9])([a-f0-9][a-f0-9])([a-f0-9][a-f0-9])/i,
-            function() {
-                return parseInt(arguments[1], 16) + ',' +
-                    parseInt(arguments[2], 16) + ',' +
-                    parseInt(arguments[3], 16);
-            }
-        ).split(/,/),
-        returnValue;
-
-    // Return RGB(A)
-    return !!rgb ?
-        'rgb' + (alpha !== null ? 'a' : '') + '(' +
-            Math[darker ? 'max' : 'min'](
-                parseInt(decimal[0], 10) + difference, darker ? 0 : 255
-            ) + ', ' +
-            Math[darker ? 'max' : 'min'](
-                parseInt(decimal[1], 10) + difference, darker ? 0 : 255
-            ) + ', ' +
-            Math[darker ? 'max' : 'min'](
-                parseInt(decimal[2], 10) + difference, darker ? 0 : 255
-            ) +
-            (alpha !== null ? ', ' + alpha : '') +
-            ')' :
-        // Return hex
-        [
-            '#',
-            pad(Math[darker ? 'max' : 'min'](
-                parseInt(decimal[0], 10) + difference, darker ? 0 : 255
-            ).toString(16), 2),
-            pad(Math[darker ? 'max' : 'min'](
-                parseInt(decimal[1], 10) + difference, darker ? 0 : 255
-            ).toString(16), 2),
-            pad(Math[darker ? 'max' : 'min'](
-                parseInt(decimal[2], 10) + difference, darker ? 0 : 255
-            ).toString(16), 2)
-        ].join('');
-};
-var lighterColor = function(color, ratio) {
-    return changeColor(color, ratio, false);
-};
-var darkerColor = function(color, ratio) {
-    return changeColor(color, ratio, true);
-};

tests/src/Functional/ToolbarIntegrationTest.php

@@ -107,7 +107,6 @@ class ToolbarIntegrationTest extends BrowserTestBase {
     $this->assertStringContainsString('color: green', $output);
     $session->elementExists('css', "link[href*='{$this->modulePath}/css/environment_indicator.css']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/environment_indicator.js']");
-    $session->elementExists('css', "script[src*='{$this->modulePath}/js/color.js']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/tinycon.min.js']");
   }
 
@@ -135,7 +134,6 @@ class ToolbarIntegrationTest extends BrowserTestBase {
     $this->assertSession()->elementNotExists('css', '#environment-indicator');
     $this->assertSession()->elementExists('css', "link[href*='{$this->modulePath}/css/environment_indicator.css']");
     $this->assertSession()->elementExists('css', "script[src*='{$this->modulePath}/js/environment_indicator.js']");
-    $this->assertSession()->elementExists('css', "script[src*='{$this->modulePath}/js/color.js']");
     $this->assertSession()->elementExists('css', "script[src*='{$this->modulePath}/js/tinycon.min.js']");
   }
 
@@ -168,7 +166,6 @@ class ToolbarIntegrationTest extends BrowserTestBase {
     $this->drupalGet('<front>');
     $session->elementExists('css', "link[href*='{$this->modulePath}/css/environment_indicator.css']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/environment_indicator.js']");
-    $session->elementExists('css', "script[src*='{$this->modulePath}/js/color.js']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/tinycon.min.js']");
   }
 

tests/src/FunctionalJavascript/ToolbarGinIntegrationTest.php

@@ -97,7 +97,6 @@ class ToolbarGinIntegrationTest extends WebDriverTestBase {
     $session = $this->assertSession();
     $session->elementExists('css', "link[href*='{$this->modulePath}/css/environment_indicator.css']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/environment_indicator.js']");
-    $session->elementExists('css', "script[src*='{$this->modulePath}/js/color.js']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/tinycon.min.js']");
     $session->pageTextContains('Gin Classic Horizontal Environment');
 
@@ -121,7 +120,6 @@ class ToolbarGinIntegrationTest extends WebDriverTestBase {
     $session = $this->assertSession();
     $session->elementExists('css', "link[href*='{$this->modulePath}/css/environment_indicator.css']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/environment_indicator.js']");
-    $session->elementExists('css', "script[src*='{$this->modulePath}/js/color.js']");
     $session->elementExists('css', "script[src*='{$this->modulePath}/js/tinycon.min.js']");
     $session->pageTextContains('Gin Classic Vertical Environment');