list contains

Author: jwklong

src/lib/Toolbox/Toolbox.xml

@@ -103,6 +103,7 @@
         <block type="lists_get" />
         <block type="lists_index" />
         <block type="lists_length" />
+        <block type="lists_contains" />
         <sep gap="48"></sep>
         <block type="lists_set" />
         <block type="lists_join" />

src/resources/blocks/lists.js

@@ -85,7 +85,7 @@ function register() {
             }
         ],
         inputsInline: true,
-        output: null,
+        output: "Number",
         colour: categoryColor,
     }, (block) => {
         const VALUE = javascriptGenerator.valueToCode(block, 'VALUE')
@@ -94,6 +94,32 @@ function register() {
         return [`${code}`, 0];
     })
 
+    registerBlock(`${categoryPrefix}contains`, {
+        message0: '%1 contains %2',
+        args0: [
+            {
+                "type": "input_value",
+                "name": "INPUT",
+                "check": "List"
+            },
+            {
+                "type": "field_input",
+                "name": "VALUE",
+                "check": null,
+                "value": "",
+                "acceptsBlocks": true
+            },
+        ],
+        inputsInline: true,
+        output: "Boolean",
+        colour: categoryColor,
+    }, (block) => {
+        const VALUE = javascriptGenerator.valueToCode(block, 'VALUE')
+        const INPUT = javascriptGenerator.valueToCode(block, 'INPUT')
+        const code = `(${INPUT}.includes(${VALUE}))`;
+        return [`${code}`, 0];
+    })
+    
     registerBlock(`${categoryPrefix}set`, {
         message0: 'set item %1 of %2 to %3',
         args0: [