Allow having non commands as button values (#73)

c-w · May 4, 2021 · 16df556 · 16df556
1 parent d67b277
commit 16df556
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Showing 3 changed files with 16 additions and 4 deletions.
diff --git a/index.html b/index.html
@@ -36,9 +36,9 @@
           type="checkbox"
           class="option"
           data-name="operators"
-          data-value='[["\\pm","\\pm"],["\\sqrt{x}","\\sqrt"],["\\sqrt[n]{x}","\\nthroot"],["\\frac{x}{y}","\\frac"],
-                      ["\\sum^{s}_{x}{d}", "\\sum"],["\\prod^{s}_{x}{d}", "\\prod"],["\\coprod^{s}_{x}{d}", "\\coprod"],
-                      ["\\int^{s}_{x}{d}", "\\int"],["\\binom{n}{k}", "\\binom"]]'>
+          data-value='[["\\pm","\\pm"],["\\sqrt{x}","\\sqrt"],["\\sqrt[3]{x}","\\sqrt[3]{}"],["\\sqrt[n]{x}","\\nthroot"],
+                      ["\\frac{x}{y}","\\frac"],["\\sum^{s}_{x}{d}", "\\sum"],["\\prod^{s}_{x}{d}", "\\prod"],
+                      ["\\coprod^{s}_{x}{d}", "\\coprod"],["\\int^{s}_{x}{d}", "\\int"],["\\binom{n}{k}", "\\binom"]]'>
       </label>
 
       <label>

diff --git a/mathquill4quill.js b/mathquill4quill.js
@@ -36,6 +36,13 @@ window.mathquill4quill = function(dependencies) {
     referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
   }
 
+  function isOperatorCommand(operator) {
+    if (/\[|\{|\(/.test(operator)) {
+      return false;
+    }
+    return true;
+  }
+
   function enableMathQuillFormulaAuthoring(quill, options) {
     options = options || {};
 
@@ -223,7 +230,11 @@ window.mathquill4quill = function(dependencies) {
           throwOnError: false
         });
         button.onclick = () => {
-          mqField.cmd(operator);
+          if (isOperatorCommand(operator)) {
+            mqField.cmd(operator);
+          } else {
+            mqField.write(operator);
+          }
           mqField.focus();
         };
 

diff --git a/reactjs/src/index.js b/reactjs/src/index.js
@@ -6,6 +6,7 @@ import "./index.css";
 const CUSTOM_OPERATORS = [
   ["\\pm", "\\pm"],
   ["\\sqrt{x}", "\\sqrt"],
+  ["\\sqrt[3]{x}", "\\sqrt[3]{}"],
   ["\\sqrt[n]{x}", "\\nthroot"],
   ["\\frac{x}{y}", "\\frac"],
   ["\\sum^{s}_{x}{d}", "\\sum"],