Files
blockly/tests/playground.html
Christopher Allen 46df7d132d refactor(tests): Revise tests/playgrounds/prepare.js as tests/bootstrap.js to improve support for ES modules and post-bootstrap scripts (#6214)
* refactor(tests): Move and rename prepare.js, blockly.mjs

  Since prepare.js and blockly.mjs are going to be needed for running
  all tests in uncompiled mode (not just the playgrounds), move them
  tests/.  Further, rename prepare.js to bootstrap.js to better reflect
  its purpose.

* feat(tests): Introduce BLOCKLY_BOOTSTRAP_OPTIONS

  Provide a mechanism for web pages that use bootstrap.js to control
  what is loaded and how.

* fix(tests): Use the blockly repository path for all script src= URLs

  Previously the (non-advanced) playground was only correctly loadging
  on localhost because you can put an arbitrary number of "../"s in front
  of a relative URL and it just takes you to the root directory.

* fix(tests): Don't use template literals in bootstrap.js

  This is necessary (but not necessarily sufficient) to be able to
  load the file in IE 11.

* fix(tests): Throw error if attempting to bootstrap in node.js

* feat(tests): Make bootstrap.js more configurable.

* Terminology change: use "compressed" and "uncompressed" to describe
  what Closure Compiler calls "compiled" and "uncompiled", to reduce
  confusion with the compilation that will be done by tsc.

* Get the list of modules to bootstrap (in compressed mode), or
  scripts to load (in compressed mode) from BLOCKLY_BOOTSTRAP_OPTIONS,
  to allow calling scripts to to specify exactly what to load.

* feat(tests): Use a proper quote function

  We need to generate string literals.  Best to use a quote function
  instead of concatenating on quote marks withou escaping.  Copy a
  well-tested one from Code City.

* feat(tests): Support an additionalScripts option

  This is a list of scripts to load (in order) once the required modules
  have been bootstrapped.

  We do this using goog.addDependency to make the first script depend
  on the required modules, then each subsequent script depend on the
  previous one, and then finally goog.bootstrapping the last such script.

* refactor(tests): Remove special handling of msg/messages.js

* refactor(tests): Use additionalScripts for all script loading

  Use additionalScripts option for all script loading in
  playground.html and advanced_playground.html.

* refactor(tests): Use bootstrap instead of uncompressed in Mocha tests

  Use tests/bootstrap.js instead of blockly_uncompressed.js to load
  blockly in uncompressed mode in the Mocha tests.

  This entails adding a new item, despFiles, to BLOCKLY_BOOTSTRAP_OPTIONS,
  to allow tests/deps.mocha.js to be loaded at the appropriate point.

  Mention of blockly_uncompressed.js is removed from
  tests/mocah/.mocharc.js; it's not clear to me what effect the "file:"
  directive in this file might have previously had and I was not able to
  find documentation for it on mochajs.org, but in any case removing it
  appears to have had no ill effect.

* refactor(tests): Use bootstrap instead of uncompressed in generator tests

  This entails adding an additional check in bootstrap so as to load
  uncompressed when loading from a file: URL, since these are not
  localhost URLs - though in fact the generator tests run equally well
  in compressed mode, albeit against (for now) the previously-check-in
  build products rather than the live code.

* refactor(test): Use bootstrap.js in multi_playground.html

  This removes the last use of load_all.js, so remove it.

* chore(tests): Delete blockly_uncompressed.js

  Its function has now been entirely subsumed by tests/bootstrap.js,
  so remove it and update any remaining mentions of it.

  Also fix formatting and positions of some comments in playground.html.

* fix(tests): Rewrite bootstrap sequencing code

  An earlier commit modified the generated <script> to use
  goog.addDependency to trick the debug module loader into loading
  .additionalScripts (via goog.bootstrap), but it turns out there is
  a small problem: scripts like msg/messages.js have undeclared
  dependencies on the Blockly module, and without a call to
  goog.require('Blockly') in them they can end up being run before
  the Blockly module is fully loaded.

  (This problem only occurs when there are ES Modules, rather than
  merely goog.modules, in the mix.)

  Fix this by adding a script, bootstrap_helper.js, to be loaded
  options.requires and any options.additionalScripts that makes an
  explicit call to goog.require for each of option.requires.

  Also refactor the code so that instead of generating a loop which
  calls goog.addDependency, we generate the addDependency calls
  directly.  This makes debugging a bit easer as we can use the browser's
  dev tools to inspect the generated calls in the DOM tree.

* fix(tests): Prevent spurious transpilation warnings

  For some reason when the debug module loader encounters ES modules
  it starts to complain about being unable to transpile some ES202x
  features in other (non-ESM) modules, even though it doesn't normally
  try to transpile those.

  Since uncompressed-mode testing is almost exclusively on modern
  browsers we don't care about transpiling these features, so suppress
  the warnings instead.

* refactor(tests): Rename blockly.mjs to bootstrap_done.mjs; simplify

  Since blockly.mjs is no longer returning just the exports object
  from core/blockly.js (see PR #5995), it might be better named after
  its actual purpose: to wait for bootstrapping to be done.

  Remove all the code that was used to pass the blockly.js exports
  object along from the bootstrap callback to the blockly.mjs export,
  since there's no reason to go to a lot of trouble to set a local
  variable named Blockly to the same value as a global variable named
  Blockly.

  (Something like this may be needed again in future, but certainly in
  a different form.)

* chore(tests): Use freshly-build files in compressed mode.

  Use the freshly-built build/*_compresssed.js files when bootstrapping
  in compressed mode, rather than using the checked-in files in the
  repository root.

  This helps ensure that compressed and uncompressed mode will be
  testing (as closely as possible) the same code.

* chore(tests): Rename BlocklyLoader to blocklyLoader; record compressed

  - Rename the BlocklyLoader global to blocklyLoader (since it is not
    a class constructor).
  - Create it regardless of whether we are bootstrapping in
    uncompressed or loading compressed via <script> tags.
  - Record which we are doing as .compressed, and use this property
    to choose playground background colour.

* chore(tests): Resolve comments for PR #6214

  Mostly documentation changes, but notably renaming blocklyLoader to
  bootstrapInfo.

* Revert "chore(tests): Use freshly-build files in compressed mode."

  This reverts commit de8d356838.
2022-06-15 19:35:01 +01:00

1255 lines
37 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Blockly Playground</title>
<!-- This script loads uncompressed when on localhost and loads
compressed when it is being hosted or on Internet Explorer. -->
<script>
var BLOCKLY_BOOTSTRAP_OPTIONS = {
additionalScripts: [
'msg/messages.js',
'tests/playgrounds/screenshot.js',
'node_modules/@blockly/dev-tools/dist/index.js',
],
}
</script>
<script src="bootstrap.js"></script>
<script type=module>
// Wait for Blockly to finish loading.
import './bootstrap_done.mjs';
const IS_UNCOMPRESSED = !window.bootstrapInfo.compressed; // See bootstrap.js
var workspace = null;
function start() {
setBackgroundColour();
// Parse the URL arguments.
var match = location.search.match(/dir=([^&]+)/);
var rtl = match && match[1] == 'rtl';
document.forms.options.elements.dir.selectedIndex = Number(rtl);
var toolbox = getToolboxElement();
setToolboxDropdown();
match = location.search.match(/side=([^&]+)/);
var autoimport = !!location.search.match(/autoimport=([^&]+)/);
// Create main workspace.
workspace = Blockly.inject('blocklyDiv',
{
comments: true,
collapse: true,
disable: true,
grid:
{
spacing: 25,
length: 3,
colour: '#ccc',
snap: true
},
horizontalLayout: false,
maxBlocks: Infinity,
maxInstances: {'test_basic_limit_instances': 3},
maxTrashcanContents: 256,
media: '../media/',
oneBasedIndex: true,
readOnly: false,
rtl: rtl,
move: {
scrollbars: true,
drag: true,
wheel: false,
},
toolbox: toolbox,
toolboxPosition: 'start',
renderer: 'geras',
zoom:
{
controls: true,
wheel: true,
startScale: 1.0,
maxScale: 4,
minScale: 0.25,
scaleSpeed: 1.1
}
});
initToolbox(workspace);
workspace.configureContextMenu = configureContextMenu;
// Restore previously displayed text.
if (sessionStorage) {
var text = sessionStorage.getItem('textarea');
if (text) {
document.getElementById('importExport').value = text;
}
// Restore event logging state.
var logMainEventsState = sessionStorage.getItem('logEvents');
logEvents(Boolean(Number(logMainEventsState)));
var logToolboxFlyoutEventsState = sessionStorage.getItem('logFlyoutEvents');
logFlyoutEvents(Boolean(Number(logToolboxFlyoutEventsState)));
} else {
// MSIE 11 does not support sessionStorage on file:// URLs.
logEvents(false);
}
taChange();
if (autoimport) {
load();
}
addEventHandlers();
}
function setBackgroundColour() {
// Set background colour to differentiate between compressed and uncompressed mode.
if (IS_UNCOMPRESSED) {
document.body.style.backgroundColor = '#d6d6ff'; // Familiar lilac.
} else {
document.body.style.backgroundColor = '#60fcfc'; // Unfamiliar blue.
}
}
function getToolboxSuffix() {
var match = location.search.match(/toolbox=([^&]+)/);
// Default to the basic toolbox with categories and untyped variables,
// but override that if the toolbox type is set in the URL.
return (match ? match[1] : 'categories');
}
function getToolboxElement() {
var toolboxSuffix = getToolboxSuffix();
if (toolboxSuffix == 'test-blocks') {
if (typeof window.toolboxTestBlocks !== 'undefined') {
return toolboxTestBlocks;
} else {
alert('You need to run \'npm install\' in order to use the test blocks.');
toolboxSuffix = 'categories';
}
}
// The three possible values are: "simple", "categories",
// "categories-typed-variables".
return document.getElementById('toolbox-' + toolboxSuffix);
}
function setToolboxDropdown() {
var toolboxNames = [
'toolbox-categories',
'toolbox-categories-typed-variables',
'toolbox-simple',
'toolbox-test-blocks'
];
var toolboxSuffix = getToolboxSuffix();
document.forms.options.elements.toolbox.selectedIndex =
toolboxNames.indexOf('toolbox-' + toolboxSuffix);
}
function initToolbox(workspace) {
var toolboxSuffix = getToolboxSuffix();
if (toolboxSuffix == 'test-blocks' &&
typeof window.toolboxTestBlocksInit !== 'undefined') {
toolboxTestBlocksInit(workspace);
}
}
function saveXml() {
var output = document.getElementById('importExport');
var xml = Blockly.Xml.workspaceToDom(workspace);
output.value = Blockly.Xml.domToPrettyText(xml);
output.focus();
output.select();
taChange();
}
function saveJson() {
var output = document.getElementById('importExport');
var state = Blockly.serialization.workspaces.save(workspace);
output.value = JSON.stringify(state, null, 2);
output.focus();
output.select();
taChange();
}
function load() {
var input = document.getElementById('importExport');
if (!input.value) {
return;
}
var valid = saveIsValid(input.value);
if (valid.json) {
var state = JSON.parse(input.value);
Blockly.serialization.workspaces.load(state, workspace);
} else if (valid.xml) {
var xml = Blockly.Xml.textToDom(input.value);
Blockly.Xml.domToWorkspace(xml, workspace);
}
taChange();
}
function toCode(lang) {
var output = document.getElementById('importExport');
output.value = Blockly[lang].workspaceToCode(workspace);
taChange();
}
// Disable the "Load" button if the save state is invalid.
// Preserve text between page reloads.
function taChange() {
var textarea = document.getElementById('importExport');
if (sessionStorage) {
sessionStorage.setItem('textarea', textarea.value);
}
var valid = saveIsValid(textarea.value);
document.getElementById('import').disabled = !valid.json && !valid.xml;
}
function saveIsValid(save) {
var validJson = true;
try {
JSON.parse(save);
} catch (e) {
validJson = false;
}
var validXml = true
try {
Blockly.Xml.textToDom(save);
} catch (e) {
validXml = false;
}
return {
json: validJson,
xml: validXml
}
}
function logEvents(state) {
var checkbox = document.getElementById('logCheck');
checkbox.checked = state;
if (sessionStorage) {
sessionStorage.setItem('logEvents', Number(state));
}
if (state) {
workspace.addChangeListener(logger);
} else {
workspace.removeChangeListener(logger);
}
}
function logFlyoutEvents(state) {
var checkbox = document.getElementById('logFlyoutCheck');
checkbox.checked = state;
if (sessionStorage) {
sessionStorage.setItem('logFlyoutEvents', Number(state));
}
var flyoutWorkspace = workspace.getFlyout().getWorkspace();
if (state) {
flyoutWorkspace.addChangeListener(logger);
} else {
flyoutWorkspace.removeChangeListener(logger);
}
}
function configureContextMenu(menuOptions, e) {
var screenshotOption = {
text: 'Download Screenshot',
enabled: workspace.getTopBlocks().length,
callback: function() {
downloadScreenshot(workspace);
}
};
menuOptions.push(screenshotOption);
// Adds a default-sized workspace comment to the workspace.
menuOptions.push(Blockly.ContextMenu.workspaceCommentOption(workspace, e));
}
function logger(e) {
console.log(e);
}
function airstrike(n) {
var prototypes = [];
var toolbox = getToolboxElement();
var blocks = toolbox.getElementsByTagName('block');
for (var i = 0, block; block = blocks[i]; i++) {
prototypes.push(block.getAttribute('type'));
}
for (var i = 0; i < n; i++) {
var prototype = prototypes[Math.floor(Math.random() * prototypes.length)];
var block = workspace.newBlock(prototype);
block.initSvg();
block.getSvgRoot().setAttribute('transform', 'translate(' +
Math.round(Math.random() * 450 + 40) + ', ' +
Math.round(Math.random() * 600 + 40) + ')');
block.render();
}
}
function spaghetti(n) {
var xml = spaghettiXml;
for(var i = 0; i < n; i++) {
xml = xml.replace(/(<(statement|next)( name="DO0")?>)<\//g,
'$1' + spaghettiXml + '</');
}
xml = '<xml xmlns="https://developers.google.com/blockly/xml">' + xml + '</xml>';
var dom = Blockly.Xml.textToDom(xml);
console.time('Spaghetti domToWorkspace');
Blockly.Xml.domToWorkspace(dom, workspace);
console.timeEnd('Spaghetti domToWorkspace');
}
var spaghettiXml = [
' <block type="controls_if">',
' <value name="IF0">',
' <block type="logic_compare">',
' <field name="OP">EQ</field>',
' <value name="A">',
' <block type="math_arithmetic">',
' <field name="OP">MULTIPLY</field>',
' <value name="A">',
' <block type="math_number">',
' <field name="NUM">6</field>',
' </block>',
' </value>',
' <value name="B">',
' <block type="math_number">',
' <field name="NUM">7</field>',
' </block>',
' </value>',
' </block>',
' </value>',
' <value name="B">',
' <block type="math_number">',
' <field name="NUM">42</field>',
' </block>',
' </value>',
' </block>',
' </value>',
' <statement name="DO0"></statement>',
' <next></next>',
' </block>'].join('\n');
function jsoSpaghetti(n) {
var str = spaghettiJs;
for (var i = 0; i < n; i++) {
str = str.replace(/{}/g, `{"block":${spaghettiJs}}`);
}
var obj = {
'blocks': {
'blocks': [
JSON.parse(str)
]
}
};
console.time('Spaghetti serialization');
Blockly.serialization.workspaces.load(obj, workspace);
console.timeEnd('Spaghetti serialization');
}
var spaghettiJs = JSON.stringify({
'type': 'controls_if',
'inputs': {
'IF0': {
'block': {
'type': 'logic_compare',
'fields': {
'OP': 'EQ',
},
'inputs': {
'A': {
'block': {
'type': 'math_arithmetic',
'fields': {
'OP': 'MULTIPLY',
},
'inputs': {
'A': {
'block': {
'type': 'math_number',
'fields': {
'NUM': 6
}
}
},
'B': {
'block': {
'type': 'math_number',
'fields': {
'NUM': 7
}
}
}
}
}
},
'B': {
'block': {
'type': 'math_number',
'fields': {
'NUM': 42
}
}
}
}
}
},
'DO0': { }
},
'next': { }
});
function addEventHandlers() {
document.getElementById('save-json').addEventListener('click', saveJson);
document.getElementById('save-xml').addEventListener('click', saveXml);
document.getElementById('import').addEventListener('click', load);
document.getElementById('to-code-js')
.addEventListener('click', () => toCode('JavaScript'));
document.getElementById('to-code-py')
.addEventListener('click', () => toCode('Python'));
document.getElementById('to-code-php')
.addEventListener('click', () => toCode('PHP'));
document.getElementById('to-code-lua')
.addEventListener('click', () => toCode('Lua'));
document.getElementById('to-code-dart')
.addEventListener('click', () => toCode('Dart'));
document.getElementById('airstrike')
.addEventListener('click', () => airstrike(100));
document.getElementById('spaghetti-xml')
.addEventListener('click', () => spaghetti(8));
document.getElementById('spaghetti-js')
.addEventListener('click', () => jsoSpaghetti(8));
document.getElementById('logCheck')
.addEventListener('click', function() { logEvents(this.checked) });
document.getElementById('logFlyoutCheck')
.addEventListener('click', function() { logFlyoutEvents(this.checked) });
document.getElementById('importExport').addEventListener('change', taChange);
document.getElementById('importExport').addEventListener('keyup', taChange);
document.getElementById('show')
.addEventListener('click', function() { workspace.setVisible(true); });
document.getElementById('hide')
.addEventListener('click', function() { workspace.setVisible(false); });
}
// Call start(). Because this <script> has type=module, it is
// automatically deferred, so it will not be run until after the
// document has been parsed, but before firing DOMContentLoaded.
start();
</script>
<style>
html, body {
height: 100%;
}
body {
background-color: #fff;
font-family: sans-serif;
overflow: hidden;
}
h1 {
font-weight: normal;
font-size: 140%;
}
#blocklyDiv {
float: right;
height: 95%;
width: 70%;
}
#importExport {
font-family: monospace;
}
.ioLabel>.blocklyFlyoutLabelText {
font-style: italic;
}
#blocklyDiv.renderingDebug .blockRenderDebug {
display: block;
}
.playgroundToggleOptions {
list-style: none;
padding: 0;
}
.playgroundToggleOptions li {
margin-top: 1em;
}
.zelos-renderer .blocklyFlyoutButton .blocklyText {
font-size: 1.5rem;
}
</style>
</head>
<body>
<div id="blocklyDiv"></div>
<h1>Blockly Playground</h1>
<p>
<input id="show" type="button" value="Show"></input> -
<input id="hide" type="button" value="Hide"></input> -
<a href="playgrounds/advanced_playground.html">Advanced</a>
</p>
<form id="options">
<select name="dir" onchange="document.forms.options.submit()">
<option value="ltr">LTR</option>
<option value="rtl">RTL</option>
</select>
<select name="toolbox" onchange="document.forms.options.submit()">
<option value="categories">Categories (untyped variables)</option>
<option value="categories-typed-variables">Categories (typed variables)</option>
<option value="simple">Simple</option>
<option value="test-blocks">Test Blocks</option>
</select>
</form>
<p>
<input id="save-json" type="button" value="Save JSON">
<input id="save-xml" type="button" value="Save XML">
<input type="button" value="Load" id="import">
<br>
<input id="to-code-js" type="button" value="To JavaScript">
<input id="to-code-py" type="button" value="To Python">
<input id="to-code-php" type="button" value="To PHP">
<input id="to-code-lua" type="button" value="To Lua">
<input id="to-code-dart" type="button" value="To Dart">
<br>
<textarea id="importExport" style="width: 26%; height: 12em"></textarea>
</p>
<p>
Stress test: &nbsp;
<input id="airstrike" type="button" value="Airstrike!">
<input id="spaghetti-xml" type="button" value="Spaghetti!">
<input id="spaghetti-js" type="button" value="JS Spaghetti!">
</p>
<ul class="playgroundToggleOptions">
<li>
<label for="logCheck">Log main workspace events:</label>
<input type="checkbox" id="logCheck">
</li>
<li>
<label for="logFlyoutCheck">Log flyout events:</label>
<input type="checkbox" id="logFlyoutCheck">
</li>
</ul>
<!-- The next three blocks of XML are sample toolboxes for testing basic
configurations. For more information on building toolboxes, see https://developers.google.com/blockly/guides/configure/web/toolbox -->
<!-- toolbox-simple is an always-open flyout with no category menu.
Always-open flyouts are a good idea if you have a small number of blocks. -->
<xml xmlns="https://developers.google.com/blockly/xml" id="toolbox-simple" style="display: none">
<block type="controls_ifelse"></block>
<block type="logic_compare"></block>
<!-- <block type="control_repeat"></block> -->
<block type="logic_operation"></block>
<block type="controls_repeat_ext">
<value name="TIMES">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
</block>
<block type="logic_operation"></block>
<block type="logic_negate"></block>
<block type="logic_boolean"></block>
<block type="logic_null" disabled="true"></block>
<block type="logic_ternary"></block>
<block type="text_charAt">
<value name="VALUE">
<block type="variables_get">
<field name="VAR">text</field>
</block>
</value>
</block>
</xml>
<!-- toolbox-categories has a category menu and an auto-closing flyout. The
Variables category uses untyped variable blocks.
See https://developers.google.com/blockly/guides/create-custom-blocks/variables#untyped_variable_blocks for more information. -->
<xml xmlns="https://developers.google.com/blockly/xml" id="toolbox-categories" style="display: none">
<category name="Logic" categorystyle="logic_category">
<block type="controls_if"></block>
<block type="logic_compare"></block>
<block type="logic_operation"></block>
<block type="logic_negate"></block>
<block type="logic_boolean"></block>
<block type="logic_null" disabled="true"></block>
<block type="logic_ternary"></block>
</category>
<category name="Loops" categorystyle="loop_category">
<block type="controls_repeat_ext">
<value name="TIMES">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
</block>
<block type="controls_repeat" disabled="true"></block>
<block type="controls_whileUntil"></block>
<block type="controls_for">
<value name="FROM">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="TO">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
<value name="BY">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
</block>
<block type="controls_forEach"></block>
<block type="controls_flow_statements"></block>
</category>
<category name="Math" categorystyle="math_category">
<block type="math_number" gap="32">
<field name="NUM">123</field>
</block>
<block type="math_arithmetic">
<value name="A">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="B">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
</block>
<block type="math_single">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">9</field>
</shadow>
</value>
</block>
<block type="math_trig">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">45</field>
</shadow>
</value>
</block>
<block type="math_constant"></block>
<block type="math_number_property">
<value name="NUMBER_TO_CHECK">
<shadow type="math_number">
<field name="NUM">0</field>
</shadow>
</value>
</block>
<block type="math_round">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">3.1</field>
</shadow>
</value>
</block>
<block type="math_on_list"></block>
<block type="math_modulo">
<value name="DIVIDEND">
<shadow type="math_number">
<field name="NUM">64</field>
</shadow>
</value>
<value name="DIVISOR">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
</block>
<block type="math_constrain">
<value name="VALUE">
<shadow type="math_number">
<field name="NUM">50</field>
</shadow>
</value>
<value name="LOW">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="HIGH">
<shadow type="math_number">
<field name="NUM">100</field>
</shadow>
</value>
</block>
<block type="math_random_int">
<value name="FROM">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="TO">
<shadow type="math_number">
<field name="NUM">100</field>
</shadow>
</value>
</block>
<block type="math_random_float"></block>
<block type="math_atan2">
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<shadow type="math_number">
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<block type="variables_get">
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<shadow type="text">
<field name="TEXT">abc</field>
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<field name="TEXT">abc</field>
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<shadow type="text"></shadow>
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<value name="TEXT">
<shadow type="text"></shadow>
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<label text="Input/Output:" web-class="ioLabel"></label>
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<value name="TEXT">
<shadow type="text">
<field name="TEXT">abc</field>
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<value name="TEXT">
<shadow type="text">
<field name="TEXT">abc</field>
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<mutation items="0"></mutation>
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<block type="lists_create_with"></block>
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<value name="NUM">
<shadow type="math_number">
<field name="NUM">5</field>
</shadow>
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<block type="lists_isEmpty"></block>
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<block type="variables_get">
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<value name="LIST">
<block type="variables_get">
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<value name="DELIM">
<shadow type="text">
<field name="TEXT">,</field>
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<block type="lists_reverse"></block>
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<category name="Colour" categorystyle="colour_category">
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<block type="colour_random"></block>
<block type="colour_rgb">
<value name="RED">
<shadow type="math_number">
<field name="NUM">100</field>
</shadow>
</value>
<value name="GREEN">
<shadow type="math_number">
<field name="NUM">50</field>
</shadow>
</value>
<value name="BLUE">
<shadow type="math_number">
<field name="NUM">0</field>
</shadow>
</value>
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<block type="colour_blend">
<value name="COLOUR1">
<shadow type="colour_picker">
<field name="COLOUR">#ff0000</field>
</shadow>
</value>
<value name="COLOUR2">
<shadow type="colour_picker">
<field name="COLOUR">#3333ff</field>
</shadow>
</value>
<value name="RATIO">
<shadow type="math_number">
<field name="NUM">0.5</field>
</shadow>
</value>
</block>
</category>
<sep></sep>
<category name="Variables" categorystyle="variable_category" custom="VARIABLE"></category>
<category name="Functions" categorystyle="procedure_category" custom="PROCEDURE"></category>
</xml>
<!-- toolbox-categories-typed-variables has a category menu and an
auto-closing flyout. The Variables category uses typed variable blocks.
See https://developers.google.com/blockly/guides/create-custom-blocks/variables#typed_variable_blocks for more information. -->
<xml xmlns="https://developers.google.com/blockly/xml" id="toolbox-categories-typed-variables" style="display: none">
<category name="Logic" categorystyle="logic_category">
<block type="controls_if"></block>
<block type="logic_compare"></block>
<block type="logic_operation"></block>
<block type="logic_negate"></block>
<block type="logic_boolean"></block>
<block type="logic_null" disabled="true"></block>
<block type="logic_ternary"></block>
</category>
<category name="Loops" categorystyle="loop_category">
<block type="controls_repeat_ext">
<value name="TIMES">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
</block>
<block type="controls_repeat" disabled="true"></block>
<block type="controls_whileUntil"></block>
<block type="controls_for">
<value name="FROM">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="TO">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
<value name="BY">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
</block>
<block type="controls_forEach"></block>
<block type="controls_flow_statements"></block>
</category>
<category name="Math" categorystyle="math_category">
<block type="math_number" gap="32">
<field name="NUM">123</field>
</block>
<block type="math_arithmetic">
<value name="A">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="B">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
</block>
<block type="math_single">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">9</field>
</shadow>
</value>
</block>
<block type="math_trig">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">45</field>
</shadow>
</value>
</block>
<block type="math_constant"></block>
<block type="math_number_property">
<value name="NUMBER_TO_CHECK">
<shadow type="math_number">
<field name="NUM">0</field>
</shadow>
</value>
</block>
<block type="math_round">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">3.1</field>
</shadow>
</value>
</block>
<block type="math_on_list"></block>
<block type="math_modulo">
<value name="DIVIDEND">
<shadow type="math_number">
<field name="NUM">64</field>
</shadow>
</value>
<value name="DIVISOR">
<shadow type="math_number">
<field name="NUM">10</field>
</shadow>
</value>
</block>
<block type="math_constrain">
<value name="VALUE">
<shadow type="math_number">
<field name="NUM">50</field>
</shadow>
</value>
<value name="LOW">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="HIGH">
<shadow type="math_number">
<field name="NUM">100</field>
</shadow>
</value>
</block>
<block type="math_random_int">
<value name="FROM">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="TO">
<shadow type="math_number">
<field name="NUM">100</field>
</shadow>
</value>
</block>
<block type="math_random_float"></block>
<block type="math_atan2">
<value name="X">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
<value name="Y">
<shadow type="math_number">
<field name="NUM">1</field>
</shadow>
</value>
</block>
</category>
<category name="Text" categorystyle="text_category">
<block type="text"></block>
<block type="text_multiline"></block>
<block type="text_join"></block>
<block type="text_append">
<value name="TEXT">
<shadow type="text"></shadow>
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<value name="VALUE">
<shadow type="text">
<field name="TEXT">abc</field>
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<value name="VALUE">
<shadow type="text">
<field name="TEXT"></field>
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<value name="VALUE">
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<field name="VAR">text</field>
</block>
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<value name="FIND">
<shadow type="text">
<field name="TEXT">abc</field>
</shadow>
</value>
</block>
<block type="text_charAt">
<value name="VALUE">
<block type="variables_get">
<field name="VAR">text</field>
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<field name="VAR">text</field>
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<block type="text_changeCase">
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<shadow type="text">
<field name="TEXT">abc</field>
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<field name="TEXT">abc</field>
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<shadow type="text"></shadow>
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<label text="Input/Output:" web-class="ioLabel"></label>
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<field name="TEXT">abc</field>
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<block type="text_prompt_ext">
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<shadow type="text">
<field name="TEXT">abc</field>
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<category name="Lists" categorystyle="list_category">
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<mutation items="0"></mutation>
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<block type="lists_repeat">
<value name="NUM">
<shadow type="math_number">
<field name="NUM">5</field>
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<field name="VAR">list</field>
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<field name="TEXT">,</field>
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<block type="lists_reverse"></block>
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<category name="Colour" categorystyle="colour_category">
<block type="colour_picker"></block>
<block type="colour_random"></block>
<block type="colour_rgb">
<value name="RED">
<shadow type="math_number">
<field name="NUM">100</field>
</shadow>
</value>
<value name="GREEN">
<shadow type="math_number">
<field name="NUM">50</field>
</shadow>
</value>
<value name="BLUE">
<shadow type="math_number">
<field name="NUM">0</field>
</shadow>
</value>
</block>
<block type="colour_blend">
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<shadow type="colour_picker">
<field name="COLOUR">#ff0000</field>
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<value name="COLOUR2">
<shadow type="colour_picker">
<field name="COLOUR">#3333ff</field>
</shadow>
</value>
<value name="RATIO">
<shadow type="math_number">
<field name="NUM">0.5</field>
</shadow>
</value>
</block>
</category>
<sep></sep>
<category name="Variables" categorystyle="variable_category" custom="VARIABLE_DYNAMIC"></category>
<category name="Functions" categorystyle="procedure_category" custom="PROCEDURE"></category>
</xml>
</body>
</html>