pull out codemirror test

Author: khanniie

client/modules/IDE/components/Editor/codemirror.js

@@ -0,0 +1,175 @@
+import CodeMirror from 'codemirror';
+import 'codemirror/mode/css/css';
+import 'codemirror/mode/clike/clike';
+import 'codemirror/addon/selection/active-line';
+import 'codemirror/addon/lint/lint';
+import 'codemirror/addon/lint/javascript-lint';
+import 'codemirror/addon/lint/css-lint';
+import 'codemirror/addon/lint/html-lint';
+import 'codemirror/addon/fold/brace-fold';
+import 'codemirror/addon/fold/comment-fold';
+import 'codemirror/addon/fold/foldcode';
+import 'codemirror/addon/fold/foldgutter';
+import 'codemirror/addon/fold/indent-fold';
+import 'codemirror/addon/fold/xml-fold';
+import 'codemirror/addon/comment/comment';
+import 'codemirror/keymap/sublime';
+import 'codemirror/addon/search/searchcursor';
+import 'codemirror/addon/search/matchesonscrollbar';
+import 'codemirror/addon/search/match-highlighter';
+import 'codemirror/addon/search/jump-to-line';
+import 'codemirror/addon/edit/matchbrackets';
+import 'codemirror/addon/edit/closebrackets';
+import 'codemirror/addon/selection/mark-selection';
+import 'codemirror-colorpicker';
+
+import { debounce } from 'lodash';
+import emmet from '@emmetio/codemirror-plugin';
+
+import { metaKey } from '../../../../utils/metaKey';
+import { showHint } from './hinter';
+import tidyCode from './tidier';
+
+const INDENTATION_AMOUNT = 2;
+
+emmet(CodeMirror);
+
+function setupCodeMirrorHooks(
+  cmInstance,
+  {
+    setUnsavedChanges,
+    hideRuntimeErrorWarning,
+    updateFileContent,
+    file,
+    autorefresh,
+    isPlaying,
+    clearConsole,
+    startSketch,
+    autocompleteHinter,
+    fontSize
+  },
+  updateLineNumber
+) {
+  cmInstance.on(
+    'change',
+    debounce(() => {
+      setUnsavedChanges(true);
+      hideRuntimeErrorWarning();
+      updateFileContent(file.id, cmInstance.getValue());
+      if (autorefresh && isPlaying) {
+        clearConsole();
+        startSketch();
+      }
+    }, 1000)
+  );
+
+  cmInstance.on('keyup', () => {
+    const lineNumber = parseInt(cmInstance.getCursor().line + 1, 10);
+    updateLineNumber(lineNumber);
+  });
+
+  cmInstance.on('keydown', (_cm, e) => {
+    // Show hint
+    const mode = cmInstance.getOption('mode');
+    if (/^[a-z]$/i.test(e.key) && (mode === 'css' || mode === 'javascript')) {
+      showHint(_cm, autocompleteHinter, fontSize);
+    }
+    if (e.key === 'Escape') {
+      e.preventDefault();
+      const selections = cmInstance.listSelections();
+
+      if (selections.length > 1) {
+        const firstPos = selections[0].head || selections[0].anchor;
+        cmInstance.setSelection(firstPos);
+        cmInstance.scrollIntoView(firstPos);
+      } else {
+        cmInstance.getInputField().blur();
+      }
+    }
+  });
+
+  cmInstance.getWrapperElement().style['font-size'] = `${fontSize}px`;
+}
+
+export default function setupCodeMirror(
+  container,
+  props,
+  onUpdateLinting,
+  docs,
+  updateLineNumber
+) {
+  const { theme, lineNumbers, linewrap, autocloseBracketsQuotes } = props;
+  const cm = CodeMirror(container, {
+    theme: `p5-${theme}`,
+    lineNumbers,
+    styleActiveLine: true,
+    inputStyle: 'contenteditable',
+    lineWrapping: linewrap,
+    fixedGutter: false,
+    foldGutter: true,
+    foldOptions: { widget: '\u2026' },
+    gutters: ['CodeMirror-foldgutter', 'CodeMirror-lint-markers'],
+    keyMap: 'sublime',
+    highlightSelectionMatches: true, // highlight current search match
+    matchBrackets: true,
+    emmet: {
+      preview: ['html'],
+      markTagPairs: true,
+      autoRenameTags: true
+    },
+    autoCloseBrackets: autocloseBracketsQuotes,
+    styleSelectedText: true,
+    lint: {
+      onUpdateLinting,
+      options: {
+        asi: true,
+        eqeqeq: false,
+        '-W041': false,
+        esversion: 11
+      }
+    },
+    colorpicker: {
+      type: 'sketch',
+      mode: 'edit'
+    }
+  });
+
+  delete cm.options.lint.options.errors;
+
+  const replaceCommand =
+    metaKey === 'Ctrl' ? `${metaKey}-H` : `${metaKey}-Option-F`;
+  cm.setOption('extraKeys', {
+    Tab: (tabCm) => {
+      if (!tabCm.execCommand('emmetExpandAbbreviation')) return;
+      // might need to specify and indent more?
+      const selection = tabCm.doc.getSelection();
+      if (selection.length > 0) {
+        tabCm.execCommand('indentMore');
+      } else {
+        tabCm.replaceSelection(' '.repeat(INDENTATION_AMOUNT));
+      }
+    },
+    Enter: 'emmetInsertLineBreak',
+    Esc: 'emmetResetAbbreviation',
+    [`Shift-Tab`]: false,
+    [`${metaKey}-Enter`]: () => null,
+    [`Shift-${metaKey}-Enter`]: () => null,
+    [`${metaKey}-F`]: 'findPersistent',
+    [`Shift-${metaKey}-F`]: () => tidyCode(cm),
+    [`${metaKey}-G`]: 'findPersistentNext',
+    [`Shift-${metaKey}-G`]: 'findPersistentPrev',
+    [replaceCommand]: 'replace',
+    // Cassie Tarakajian: If you don't set a default color, then when you
+    // choose a color, it deletes characters inline. This is a
+    // hack to prevent that.
+    [`${metaKey}-K`]: (metaCm, event) =>
+      metaCm.state.colorpicker.popup_color_picker({ length: 0 }),
+    [`${metaKey}-.`]: 'toggleComment' // Note: most adblockers use the shortcut ctrl+.
+  });
+
+  setupCodeMirrorHooks(cm, props, updateLineNumber);
+
+  cm.swapDoc(docs[props.file.id]);
+
+  return cm;
+}