chore: escape regex by own function

For: #62

Author: AlexanderPrendota

package.json

@@ -29,7 +29,6 @@
     "es6-promise": "^4.2.6",
     "es6-set": "^0.1.5",
     "escape-html": "^1.0.3",
-    "escape-string-regexp": "^2.0.0",
     "fast-async": "7",
     "flatten": "^1.0.2",
     "github-markdown-css": "^3.0.1",

src/executable-code/executable-fragment.js

@@ -7,9 +7,8 @@ import ExecutableCodeTemplate from './executable-fragment.monk';
 import WebDemoApi from '../webdemo-api';
 import TargetPlatform from "../target-platform";
 import JsExecutor from "../js-executor"
-import {countLines, THEMES, unEscapeString} from "../utils";
+import {countLines, escapeRegExp, THEMES, unEscapeString} from "../utils";
 import debounce from 'debounce';
-import escapeStringRegexp from "escape-string-regexp"
 import CompletionView from "../view/completion-view";
 import {processErrors} from "../view/output-view";
 
@@ -185,8 +184,8 @@ export default class ExecutableFragment extends ExecutableCodeTemplate {
   markPlaceHolders() {
     let taskRanges = this.getTaskRanges();
     this.codemirror.setValue(this.codemirror.getValue()
-      .replace(new RegExp(escapeStringRegexp(MARK_PLACEHOLDER_OPEN), 'g'), "")
-      .replace(new RegExp(escapeStringRegexp(MARK_PLACEHOLDER_CLOSE), 'g'), ""));
+      .replace(new RegExp(escapeRegExp(MARK_PLACEHOLDER_OPEN), 'g'), "")
+      .replace(new RegExp(escapeRegExp(MARK_PLACEHOLDER_CLOSE), 'g'), ""));
 
     taskRanges.forEach(task => {
       this.codemirror.markText({line: task.line, ch: task.ch}, {line: task.line, ch: task.ch + task.length}, {

src/utils.js

@@ -83,12 +83,10 @@ export function getCurrentScript() {
 }
 
 /**
- * @return {boolean}
+ * Use instead of @escape-string-regexp
  */
-export function isEmbeddedFromCdn() {
-  const currentScript = getCurrentScript();
-  const src = currentScript.src ? currentScript.src : null;
-  return src && src.indexOf(__CDN_URL__) !== -1;
+export function escapeRegExp(str) {
+  return str.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, "\\$1");
 }
 
 /**

yarn.lock

@@ -2339,10 +2339,6 @@ escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
-escape-string-regexp@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-2.0.0.tgz#a30304e99daa32e23b2fd20f51babd07cffca344"
-
 eslint-scope@^4.0.0:
   version "4.0.3"
   resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-4.0.3.tgz#ca03833310f6889a3264781aa82e63eb9cfe7848"