mathpix-markdown-it - npm Package Compare versions

Comparing version 1.0.4 to 1.0.5

lib/markdown/mdPluginText.js

@@ -377,2 +377,3 @@ "use strict";
     return function (md) {
+        exports.resetCounter();
         md.block.ruler.before("heading", "headingSection", headingSection);
@@ -379,0 +380,0 @@ md.block.ruler.before("paragraphDiv", "abstractBlock", abstractBlock);

lib/mathjax/serialized-ascii/handlers.js

@@ -6,50 +6,60 @@ "use strict";
 var isFirstChild = function (node) {
-    return node.parent.childNodes[0] === node;
+    return node.parent && node.parent.childNodes[0] && node.parent.childNodes[0] === node;
 };
 var isLastChild = function (node) {
-    return node.parent.childNodes[node.parent.childNodes.length - 1] === node;
+    return node.parent && node.parent.childNodes && node.parent.childNodes[node.parent.childNodes.length - 1] === node;
 };
 var needFirstSpase = function (node) {
-    if (isFirstChild(node)) {
-        return false;
-    }
-    else {
-        var index = node.parent.childNodes.findIndex(function (item) { return item === node; });
-        var prev = node.parent.childNodes[index - 1];
-        if (prev.kind === 'mi' || prev.kind === 'mo') {
-            var text = prev.childNodes[0].text;
-            return regW.test(text[0]);
+    try {
+        if (isFirstChild(node)) {
+            return false;
         }
         else {
-            return false;
+            var index = node.parent.childNodes.findIndex(function (item) { return item === node; });
+            var prev = node.parent.childNodes[index - 1];
+            if (prev.kind === 'mi' || prev.kind === 'mo') {
+                var text = prev.childNodes[0] ? prev.childNodes[0].text : '';
+                return regW.test(text[0]);
+            }
+            else {
+                return false;
+            }
         }
     }
+    catch (e) {
+        return false;
+    }
 };
 var needLastSpase = function (node) {
     var haveSpace = false;
-    if (node.parent.kind === "msubsup") {
-        return false;
-    }
-    if (isLastChild(node)) {
-        return false;
-    }
-    else {
-        var index = node.parent.childNodes.findIndex(function (item) { return item === node; });
-        var next = node.parent.childNodes[index + 1];
-        if (next.childNodes[0].kind === 'text' && next.childNodes[0].text === '\u2061' && !isLastChild(next)) {
-            next = node.parent.childNodes[index + 2];
-            haveSpace = true;
+    try {
+        if (node.parent.kind === "msubsup") {
+            return false;
         }
-        if (next.kind === 'mi' || next.kind === 'mo') {
-            var text = next.childNodes[0].text;
-            if (next.childNodes[0].kind === 'text' && next.childNodes[0].text === '\u2061') {
-                return true;
-            }
-            var abs = exports.SymbolToAM(next.kind, text);
-            return regW.test(abs);
+        if (isLastChild(node)) {
+            return false;
         }
         else {
-            return haveSpace;
+            var index = node.parent.childNodes.findIndex(function (item) { return item === node; });
+            var next = node.parent.childNodes[index + 1];
+            if (next.childNodes[0].kind === 'text' && next.childNodes[0].text === '\u2061' && !isLastChild(next)) {
+                next = node.parent.childNodes[index + 2];
+                haveSpace = true;
+            }
+            if (next.kind === 'mi' || next.kind === 'mo') {
+                var text = next.childNodes[0] ? next.childNodes[0].text : '';
+                if (next.childNodes[0] && next.childNodes[0].kind === 'text' && next.childNodes[0].text === '\u2061') {
+                    return true;
+                }
+                var abs = exports.SymbolToAM(next.kind, text);
+                return regW.test(abs);
+            }
+            else {
+                return haveSpace;
+            }
         }
     }
+    catch (e) {
+        return haveSpace;
+    }
 };
@@ -140,6 +150,11 @@ exports.SymbolToAM = function (tag, output, atr, showStyle) {
     var text = '';
-    node.childNodes.forEach(function (child) {
-        text += child.text;
-    });
-    return text;
+    try {
+        node.childNodes.forEach(function (child) {
+            text += child.text;
+        });
+        return text;
+    }
+    catch (e) {
+        return text;
+    }
 };
@@ -155,16 +170,22 @@ var defHandle = function (node, serialize) {
         var mml = '';
-        var atr = exports.getAttributes(node);
-        var isLeft = false;
-        var isRight = false;
-        var isBottom = false;
-        if (atr && atr.notation) {
-            isLeft = atr.notation.toString().indexOf('left') > -1;
-            isRight = atr.notation.toString().indexOf('right') > -1;
-            isBottom = atr.notation.toString().indexOf('bottom') > -1;
+        try {
+            var atr = exports.getAttributes(node);
+            var isLeft = false;
+            var isRight = false;
+            var isBottom = false;
+            if (atr && atr.notation) {
+                isLeft = atr.notation.toString().indexOf('left') > -1;
+                isRight = atr.notation.toString().indexOf('right') > -1;
+                isBottom = atr.notation.toString().indexOf('bottom') > -1;
+            }
+            mml += isLeft ? '[' : '';
+            mml += handlerApi.handleAll(node, serialize);
+            mml += isBottom ? ',[hline]' : '';
+            mml += isRight ? ']' : '';
+            return mml;
         }
-        mml += isLeft ? '[' : '';
-        mml += handlerApi.handleAll(node, serialize);
-        mml += isBottom ? ',[hline]' : '';
-        mml += isRight ? ']' : '';
-        return mml;
+        catch (e) {
+            console.error('mml => menclose =>', e);
+            return mml;
+        }
     };
@@ -175,9 +196,15 @@ };
         var mml = '';
-        for (var i = 0; i < node.childNodes.length; i++) {
-            if (i > 0) {
-                mml += ',';
+        try {
+            for (var i = 0; i < node.childNodes.length; i++) {
+                if (i > 0) {
+                    mml += ',';
+                }
+                mml += serialize.visitNode(node.childNodes[i], '');
             }
-            mml += serialize.visitNode(node.childNodes[i], '');
+            return mml;
         }
-        return mml;
+        catch (e) {
+            console.error('mml => mtable =>', e);
+            return mml;
+        }
     };
@@ -188,11 +215,17 @@ };
         var mml = '';
-        mml += node.parent.childNodes.length > 1 || serialize.options.extraBrackets ? '[' : '';
-        for (var i = 0; i < node.childNodes.length; i++) {
-            if (i > 0) {
-                mml += ',';
+        try {
+            mml += node.parent.childNodes.length > 1 || serialize.options.extraBrackets ? '[' : '';
+            for (var i = 0; i < node.childNodes.length; i++) {
+                if (i > 0) {
+                    mml += ',';
+                }
+                mml += serialize.visitNode(node.childNodes[i], '');
             }
-            mml += serialize.visitNode(node.childNodes[i], '');
+            mml += node.parent.childNodes.length > 1 || serialize.options.extraBrackets ? ']' : '';
+            return mml;
         }
-        mml += node.parent.childNodes.length > 1 || serialize.options.extraBrackets ? ']' : '';
-        return mml;
+        catch (e) {
+            console.error('mml => mtr =>', e);
+            return mml;
+        }
     };
@@ -203,6 +236,12 @@ };
         var mml = '';
-        mml += '"';
-        mml += handlerApi.handleAll(node, serialize, mml);
-        mml += '"';
-        return mml;
+        try {
+            mml += '"';
+            mml += handlerApi.handleAll(node, serialize, mml);
+            mml += '"';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => mpadded =>', e);
+            return mml;
+        }
     };
@@ -213,24 +252,30 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        if (secondChild.kind === 'mo') {
-            var t = serialize.visitNode(secondChild, '');
-            var asc = exports.FindSymbolToAM('mover', t, exports.getAttributes(secondChild));
-            if (asc) {
-                mml += ' ' + asc + '(';
-                mml += serialize.visitNode(firstChild, '').trim();
-                mml += ')';
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : '';
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : '';
+            if (secondChild && secondChild.kind === 'mo') {
+                var t = serialize.visitNode(secondChild, '');
+                var asc = exports.FindSymbolToAM('mover', t, exports.getAttributes(secondChild));
+                if (asc) {
+                    mml += ' ' + asc + '(';
+                    mml += serialize.visitNode(firstChild, '').trim();
+                    mml += ')';
+                }
+                else {
+                    mml += serialize.visitNode(firstChild, '');
+                    mml += '^';
+                    mml += serialize.options.extraBrackets ? '(' : '';
+                    mml += serialize.visitNode(secondChild, '');
+                    mml += serialize.options.extraBrackets ? ')' : '';
+                }
             }
             else {
-                mml += serialize.visitNode(firstChild, '');
-                mml += '^';
-                mml += serialize.options.extraBrackets ? '(' : '';
-                mml += serialize.visitNode(secondChild, '');
-                mml += serialize.options.extraBrackets ? ')' : '';
+                mml += handlerApi.handleAll(node, serialize);
             }
+            return mml;
         }
-        else {
-            mml += handlerApi.handleAll(node, serialize);
+        catch (e) {
+            console.error('mml => mover =>', e);
+            return mml;
         }
-        return mml;
     };
@@ -241,24 +286,30 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        if (secondChild.kind === 'mo') {
-            var t = serialize.visitNode(secondChild, '');
-            var asc = exports.FindSymbolToAM(node.kind, t);
-            if (asc) {
-                mml += asc + '(';
-                mml += serialize.visitNode(firstChild, '');
-                mml += ')';
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            if (secondChild && secondChild.kind === 'mo') {
+                var t = serialize.visitNode(secondChild, '');
+                var asc = exports.FindSymbolToAM(node.kind, t);
+                if (asc) {
+                    mml += asc + '(';
+                    mml += serialize.visitNode(firstChild, '');
+                    mml += ')';
+                }
+                else {
+                    mml += handlerApi.handleAll(node, serialize);
+                }
             }
             else {
-                mml += handlerApi.handleAll(node, serialize);
+                mml += firstChild ? serialize.visitNode(firstChild, '') : '';
+                mml += '_';
+                mml += serialize.options.extraBrackets ? '(' : '';
+                mml += secondChild ? serialize.visitNode(secondChild, '') : '';
+                mml += serialize.options.extraBrackets ? ')' : '';
             }
+            return mml;
         }
-        else {
-            mml += serialize.visitNode(firstChild, '');
-            mml += '_';
-            mml += serialize.options.extraBrackets ? '(' : '';
-            mml += serialize.visitNode(secondChild, '');
-            mml += serialize.options.extraBrackets ? ')' : '';
+        catch (e) {
+            console.error('mml => munder =>', e);
+            return mml;
         }
-        return mml;
     };
@@ -269,15 +320,21 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        var thirdChild = node.childNodes[2];
-        mml += serialize.visitNode(firstChild, '');
-        mml += '_';
-        mml += serialize.options.extraBrackets ? '(' : '';
-        mml += serialize.visitNode(secondChild, '');
-        mml += serialize.options.extraBrackets ? ')' : '';
-        mml += '^';
-        mml += serialize.options.extraBrackets ? '(' : '';
-        mml += serialize.visitNode(thirdChild, '');
-        mml += serialize.options.extraBrackets ? ')' : '';
-        return mml;
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            var thirdChild = node.childNodes[2] ? node.childNodes[2] : null;
+            mml += firstChild ? serialize.visitNode(firstChild, '') : null;
+            mml += '_';
+            mml += serialize.options.extraBrackets ? '(' : '';
+            mml += secondChild ? serialize.visitNode(secondChild, '') : null;
+            mml += serialize.options.extraBrackets ? ')' : '';
+            mml += '^';
+            mml += serialize.options.extraBrackets ? '(' : '';
+            mml += thirdChild ? serialize.visitNode(thirdChild, '') : null;
+            mml += serialize.options.extraBrackets ? ')' : '';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => munderover =>', e);
+            return mml;
+        }
     };
@@ -288,10 +345,16 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        mml += serialize.visitNode(firstChild, '');
-        mml += '_';
-        mml += serialize.options.extraBrackets ? '(' : '';
-        mml += serialize.visitNode(secondChild, '');
-        mml += serialize.options.extraBrackets ? ')' : '';
-        return mml;
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            mml += firstChild ? serialize.visitNode(firstChild, '') : '';
+            mml += '_';
+            mml += serialize.options.extraBrackets ? '(' : '';
+            mml += secondChild ? serialize.visitNode(secondChild, '') : '';
+            mml += serialize.options.extraBrackets ? ')' : '';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => msub =>', e);
+            return mml;
+        }
     };
@@ -302,10 +365,16 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        mml += serialize.visitNode(firstChild, '');
-        mml += '^';
-        mml += serialize.options.extraBrackets ? '(' : '';
-        mml += serialize.visitNode(secondChild, '');
-        mml += serialize.options.extraBrackets ? ')' : '';
-        return mml;
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            mml += firstChild ? serialize.visitNode(firstChild, '') : '';
+            mml += '^';
+            mml += serialize.options.extraBrackets ? '(' : '';
+            mml += secondChild ? serialize.visitNode(secondChild, '') : '';
+            mml += serialize.options.extraBrackets ? ')' : '';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => msup =>', e);
+            return mml;
+        }
     };
@@ -316,15 +385,21 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        var thirdChild = node.childNodes[2];
-        mml += serialize.visitNode(firstChild, '');
-        mml += '_';
-        mml += '(';
-        mml += serialize.visitNode(secondChild, '');
-        mml += ')';
-        mml += '^';
-        mml += '(';
-        mml += serialize.visitNode(thirdChild, '');
-        mml += ')';
-        return mml;
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            var thirdChild = node.childNodes[2] ? node.childNodes[2] : null;
+            mml += firstChild ? serialize.visitNode(firstChild, '') : '';
+            mml += '_';
+            mml += '(';
+            mml += secondChild ? serialize.visitNode(secondChild, '') : '';
+            mml += ')';
+            mml += '^';
+            mml += '(';
+            mml += thirdChild ? serialize.visitNode(thirdChild, '') : '';
+            mml += ')';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => msubsup =>', e);
+            return mml;
+        }
     };
@@ -335,6 +410,12 @@ };
         var mml = '';
-        mml += 'sqrt(';
-        mml += handlerApi.handleAll(node, serialize, mml);
-        mml += ')';
-        return mml;
+        try {
+            mml += 'sqrt(';
+            mml += handlerApi.handleAll(node, serialize, mml);
+            mml += ')';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => msqrt =>', e);
+            return mml;
+        }
     };
@@ -345,8 +426,14 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        mml += 'root';
-        mml += '(' + serialize.visitNode(firstChild, '') + ')';
-        mml += '(' + serialize.visitNode(secondChild, '') + ')';
-        return mml;
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            mml += 'root';
+            mml += firstChild ? '(' + serialize.visitNode(firstChild, '') + ')' : '';
+            mml += secondChild ? '(' + serialize.visitNode(secondChild, '') + ')' : '';
+            return mml;
+        }
+        catch (e) {
+            console.error('mml => mroot =>', e);
+            return mml;
+        }
     };
@@ -357,22 +444,28 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var secondChild = node.childNodes[1];
-        if ((firstChild.kind === "mrow" && firstChild.childNodes.length > 1) || serialize.options.extraBrackets) {
-            mml += '(';
-            mml += serialize.visitNode(firstChild, '');
-            mml += ')';
+        try {
+            var firstChild = node.childNodes[0] ? node.childNodes[0] : null;
+            var secondChild = node.childNodes[1] ? node.childNodes[1] : null;
+            if ((firstChild && firstChild.kind === "mrow" && firstChild.childNodes.length > 1) || serialize.options.extraBrackets) {
+                mml += '(';
+                mml += serialize.visitNode(firstChild, '');
+                mml += ')';
+            }
+            else {
+                mml += serialize.visitNode(firstChild, '');
+            }
+            mml += '/';
+            if ((secondChild && secondChild.kind === "mrow" && secondChild.childNodes.length > 1) || serialize.options.extraBrackets) {
+                mml += '(';
+                mml += serialize.visitNode(secondChild, '');
+                mml += ')';
+            }
+            else {
+                mml += serialize.visitNode(secondChild, '');
+            }
+            return mml;
         }
-        else {
-            mml += serialize.visitNode(firstChild, '');
+        catch (e) {
+            console.error('mml => mfrac =>', e);
+            return mml;
         }
-        mml += '/';
-        if ((secondChild.kind === "mrow" && secondChild.childNodes.length > 1) || serialize.options.extraBrackets) {
-            mml += '(';
-            mml += serialize.visitNode(secondChild, '');
-            mml += ')';
-        }
-        else {
-            mml += serialize.visitNode(secondChild, '');
-        }
-        return mml;
     };
@@ -383,16 +476,25 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var value = firstChild.text;
-        var asc = exports.FindSymbolToAM(node.kind, value);
-        if (asc) {
-            mml += asc;
+        try {
+            if (!node.childNodes || node.childNodes.length === 0) {
+                return mml;
+            }
+            var firstChild = node.childNodes[0];
+            var value = firstChild.text;
+            var asc = exports.FindSymbolToAM(node.kind, value);
+            if (asc) {
+                mml += asc;
+                return mml;
+            }
+            if (value[0] === '(') {
+                mml += value;
+            }
+            else {
+                mml += '"' + value + '"';
+            }
             return mml;
         }
-        if (value[0] === '(') {
-            mml += value;
+        catch (e) {
+            console.error('mml => mtext =>', e);
+            return mml;
         }
-        else {
-            mml += '"' + value + '"';
-        }
-        return mml;
     };
@@ -403,17 +505,26 @@ };
         var mml = '';
-        var firstChild = node.childNodes[0];
-        var value = firstChild.text;
-        var atr = serialize.options.showStyle
-            ? exports.getAttributes(node)
-            : null;
-        var abs = exports.SymbolToAM(node.kind, value, atr);
-        if (abs.length > 1 && regW.test(abs[0])) {
-            mml += needFirstSpase(node) ? ' ' : '';
-            mml += abs;
-            mml += needLastSpase(node) ? ' ' : '';
+        try {
+            if (!node.childNodes || node.childNodes.length === 0) {
+                return mml;
+            }
+            var firstChild = node.childNodes[0];
+            var value = firstChild.text;
+            var atr = serialize.options.showStyle
+                ? exports.getAttributes(node)
+                : null;
+            var abs = exports.SymbolToAM(node.kind, value, atr);
+            if (abs && abs.length > 1 && regW.test(abs[0])) {
+                mml += needFirstSpase(node) ? ' ' : '';
+                mml += abs;
+                mml += needLastSpase(node) ? ' ' : '';
+            }
+            else {
+                mml += abs;
+            }
+            return mml;
         }
-        else {
-            mml += abs;
+        catch (e) {
+            console.error('mml => mi =>', e);
+            return mml;
         }
-        return mml;
     };
@@ -424,18 +535,24 @@ };
         var mml = '';
-        var value = getChilrenText(node);
-        var atr = exports.getAttributes(node);
-        if (atr && atr.hasOwnProperty('fence') && atr.fence) {
-            mml += node.texClass === 4 ? '{:' : '';
-            mml += node.texClass === 5 ? ':}' : '';
+        try {
+            var value = getChilrenText(node);
+            var atr = exports.getAttributes(node);
+            if (atr && atr.hasOwnProperty('fence') && atr.fence) {
+                mml += node.texClass === 4 ? '{:' : '';
+                mml += node.texClass === 5 ? ':}' : '';
+            }
+            var abs = exports.SymbolToAM(node.kind, value, atr, serialize.options.showStyle);
+            if (abs && abs.length > 1) {
+                mml += regW.test(abs[0]) && needFirstSpase(node) ? ' ' : '';
+                mml += abs;
+                mml += regW.test(abs[abs.length - 1]) && needLastSpase(node) ? ' ' : '';
+            }
+            else {
+                mml += abs;
+            }
+            return mml;
         }
-        var abs = exports.SymbolToAM(node.kind, value, atr, serialize.options.showStyle);
-        if (abs.length > 1) {
-            mml += regW.test(abs[0]) && needFirstSpase(node) ? ' ' : '';
-            mml += abs;
-            mml += regW.test(abs[abs.length - 1]) && needLastSpase(node) ? ' ' : '';
+        catch (e) {
+            console.error('mml => mo =>', e);
+            return mml;
         }
-        else {
-            mml += abs;
-        }
-        return mml;
     };
@@ -446,13 +563,19 @@ };
         var mml = '';
-        var atr = exports.getAttributes(node);
-        if (atr && atr.width === "2em") {
-            mml += 'qquad';
+        try {
+            var atr = exports.getAttributes(node);
+            if (atr && atr.width === "2em") {
+                mml += 'qquad';
+                return mml;
+            }
+            if (atr && atr.width === "1em") {
+                mml += 'quad';
+                return mml;
+            }
+            mml += handlerApi.handleAll(node, serialize, mml);
             return mml;
         }
-        if (atr && atr.width === "1em") {
-            mml += 'quad';
+        catch (e) {
+            console.error('mml => mspace =>', e);
             return mml;
         }
-        mml += handlerApi.handleAll(node, serialize, mml);
-        return mml;
     };
@@ -459,0 +582,0 @@ };

lib/mathjax/serialized-ascii/index.js

@@ -24,96 +24,111 @@ "use strict";
     SerializedAsciiVisitor.prototype.needsGrouping = function (element) {
-        if (element.parent
-            && (element.parent.kind === 'math' || element.parent.kind === 'mstyle'
-                || element.parent.kind === 'mtable' || element.parent.kind === 'mtr' || element.parent.kind === 'mtd' || element.parent.kind === 'menclose')) {
-            return false;
-        }
-        if (this.options.extraBrackets) {
-            if (element.parent.parent && (element.parent.parent.kind === 'msup' || element.parent.parent.kind === 'msub' || element.parent.parent.kind === 'msubsup'
-                || element.parent.parent.kind === 'mover' || element.parent.parent.kind === 'munder' || element.parent.parent.kind === 'munderover')) {
+        try {
+            if (element.parent
+                && (element.parent.kind === 'math' || element.parent.kind === 'mstyle'
+                    || element.parent.kind === 'mtable' || element.parent.kind === 'mtr' || element.parent.kind === 'mtd' || element.parent.kind === 'menclose')) {
                 return false;
             }
-        }
-        if (element.parent.kind === 'TeXAtom' && element.parent.parent.kind === 'inferredMrow') {
-            return false;
-        }
-        if (element.childNodes && element.childNodes.length === 1) {
-            if (element.childNodes[0].childNodes && element.childNodes[0].childNodes.length === 1) {
+            if (this.options.extraBrackets) {
+                if (element.parent.parent && (element.parent.parent.kind === 'msup' || element.parent.parent.kind === 'msub' || element.parent.parent.kind === 'msubsup'
+                    || element.parent.parent.kind === 'mover' || element.parent.parent.kind === 'munder' || element.parent.parent.kind === 'munderover')) {
+                    return false;
+                }
+            }
+            if (element.parent.kind === 'TeXAtom' && element.parent.parent.kind === 'inferredMrow') {
                 return false;
             }
+            if (element.childNodes && element.childNodes.length === 1) {
+                if (element.childNodes[0].childNodes && element.childNodes[0].childNodes.length === 1) {
+                    return false;
+                }
+            }
+            if (element.properties && element.properties.open === '(' && element.properties.close === ')') {
+                return false;
+            }
+            var firstChild = element.childNodes[0];
+            if (element.childNodes.length == 1 && firstChild.kind == 'mtext') {
+                return false;
+            }
+            return true;
         }
-        if (element.properties && element.properties.open === '(' && element.properties.close === ')') {
+        catch (e) {
             return false;
         }
-        var firstChild = element.childNodes[0];
-        if (element.childNodes.length == 1 && firstChild.kind == 'mtext') {
-            return false;
-        }
-        return true;
     };
     SerializedAsciiVisitor.prototype.needsGroupingStyle = function (element) {
-        if (element.childNodes.length < 2) {
-            return null;
+        try {
+            if (element.childNodes.length < 2) {
+                return null;
+            }
+            var firstChild = element.childNodes[0];
+            var firstAtr = this.getAttributes(firstChild);
+            if (!firstAtr || !firstAtr.mathvariant || !firstAtr.hasOwnProperty('mathvariant')) {
+                return null;
+            }
+            for (var i = 1; i < element.childNodes.length; i++) {
+                var atr = this.getAttributes(element.childNodes[i]);
+                if (!atr || atr.mathvariant !== firstAtr.mathvariant) {
+                    return null;
+                }
+            }
+            return firstAtr;
         }
-        var firstChild = element.childNodes[0];
-        var firstAtr = this.getAttributes(firstChild);
-        if (!firstAtr || !firstAtr.mathvariant || !firstAtr.hasOwnProperty('mathvariant')) {
+        catch (e) {
             return null;
         }
-        for (var i = 1; i < element.childNodes.length; i++) {
-            var atr = this.getAttributes(element.childNodes[i]);
-            if (!atr || atr.mathvariant !== firstAtr.mathvariant) {
-                return null;
-            }
-        }
-        return firstAtr;
     };
     SerializedAsciiVisitor.prototype.visitInferredMrowNode = function (node, space) {
         var mml = [];
-        var iclose = node.childNodes.findIndex(function (child) { return child.kind === 'menclose'; });
-        if (iclose > -1) {
-            var mclose = node.childNodes[iclose];
-            var atr = this.getAttributes(mclose);
-            var atrDef = this.getAttributesDefaults(mclose);
-            var longdiv = '';
-            if ((!atr.notation && atrDef.notation === "longdiv") || atr.notation.toString().indexOf("longdiv") !== -1) {
-                if (iclose === 0) {
-                    longdiv += '(()/(';
-                    longdiv += this.visitNode(mclose, '');
-                    longdiv += '))';
-                }
-                else {
-                    if (iclose - 1 > 0) {
-                        for (var i = 0; i < iclose - 1; i++) {
-                            longdiv += this.visitNode(node.childNodes[i], space);
-                        }
+        try {
+            var iclose = node.childNodes.findIndex(function (child) { return child.kind === 'menclose'; });
+            if (iclose > -1) {
+                var mclose = node.childNodes[iclose];
+                var atr = this.getAttributes(mclose);
+                var atrDef = this.getAttributesDefaults(mclose);
+                var longdiv = '';
+                if ((!atr.notation && atrDef.notation === "longdiv") || atr.notation.toString().indexOf("longdiv") !== -1) {
+                    if (iclose === 0) {
+                        longdiv += '(()/(';
+                        longdiv += this.visitNode(mclose, '');
+                        longdiv += '))';
                     }
-                    longdiv += '((';
-                    var firstChild = node.childNodes[iclose - 1];
-                    longdiv += this.visitNode(firstChild, '');
-                    longdiv += ')/(';
-                    longdiv += this.visitNode(mclose, '');
-                    longdiv += '))';
-                    if (iclose < node.childNodes.length - 1) {
-                        for (var i = iclose + 1; i < node.childNodes.length; i++) {
-                            longdiv += this.visitNode(node.childNodes[i], space);
+                    else {
+                        if (iclose - 1 > 0) {
+                            for (var i = 0; i < iclose - 1; i++) {
+                                longdiv += this.visitNode(node.childNodes[i], space);
+                            }
                         }
+                        longdiv += '((';
+                        var firstChild = node.childNodes[iclose - 1];
+                        longdiv += this.visitNode(firstChild, '');
+                        longdiv += ')/(';
+                        longdiv += this.visitNode(mclose, '');
+                        longdiv += '))';
+                        if (iclose < node.childNodes.length - 1) {
+                            for (var i = iclose + 1; i < node.childNodes.length; i++) {
+                                longdiv += this.visitNode(node.childNodes[i], space);
+                            }
+                        }
                     }
+                    mml.push(longdiv);
+                    return mml.join('');
                 }
-                mml.push(longdiv);
-                return mml.join('');
             }
+            var addParens = this.needsGrouping(node);
+            var group = addParens ? this.needsGroupingStyle(node) : null;
+            if (addParens && !group) {
+                mml.push('(');
+            }
+            for (var _i = 0, _a = node.childNodes; _i < _a.length; _i++) {
+                var child = _a[_i];
+                mml.push(this.visitNode(child, space));
+            }
+            if (addParens && !group) {
+                mml.push(')');
+            }
+            return mml.join('');
         }
-        var addParens = this.needsGrouping(node);
-        var group = addParens ? this.needsGroupingStyle(node) : null;
-        if (addParens && !group) {
-            mml.push('(');
+        catch (e) {
+            return '';
         }
-        for (var _i = 0, _a = node.childNodes; _i < _a.length; _i++) {
-            var child = _a[_i];
-            mml.push(this.visitNode(child, space));
-        }
-        if (addParens && !group) {
-            mml.push(')');
-        }
-        return mml.join('');
     };
@@ -136,13 +151,18 @@ SerializedAsciiVisitor.prototype.visitTeXAtomNode = function (node, space) {
         var mml = '';
-        if (node.kind === 'mover' && node.childNodes.length > 1 && node.childNodes[0].kind === 'TeXAtom' && node.childNodes[1].kind === 'TeXAtom') {
-            var firstChild = node.childNodes[0];
-            firstChild.properties.needBrackets = true;
-            mml += handleCh(firstChild, this);
-            mml += '^';
-            mml += '(' + handleCh(node.childNodes[1], this) + ')';
+        try {
+            if (node.kind === 'mover' && node.childNodes.length > 1 && node.childNodes[0].kind === 'TeXAtom' && node.childNodes[1].kind === 'TeXAtom') {
+                var firstChild = node.childNodes[0];
+                firstChild.properties.needBrackets = true;
+                mml += handleCh(firstChild, this);
+                mml += '^';
+                mml += '(' + handleCh(node.childNodes[1], this) + ')';
+            }
+            else {
+                mml += handleCh(node, this);
+            }
+            return mml;
         }
-        else {
-            mml += handleCh(node, this);
+        catch (e) {
+            return mml;
         }
-        return mml;
     };
@@ -149,0 +169,0 @@ SerializedAsciiVisitor.prototype.getAttributes = function (node) {

package.json

 {
   "name": "mathpix-markdown-it",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "description": "Mathpix-markdown-it is an open source implementation of the mathpix-markdown spec written in Typescript. It relies on the following open source libraries: MathJax v3 (to render math with SVGs), markdown-it (for standard Markdown parsing)",
@@ -31,3 +31,3 @@ "keywords": [
   },
-  "license": "ISC",
+  "license": "MIT",
   "author": "Mathpix",
@@ -34,0 +34,0 @@ "main": "lib/index.js",

README.md

@@ -5,4 +5,4 @@ # mathpix-markdown-it
 [![Build Status](https://img.shields.io/circleci/build/gh/Mathpix/mathpix-markdown-it/master.svg?style=flat)](https://circleci.com/gh/Mathpix/mathpix-markdown-it/tree/master)
+[![GitHub](https://img.shields.io/github/license/mathpix/mathpix-markdown-it)](https://github.com/Mathpix/mathpix-markdown-it/blob/master/LICENSE)
 
-
 # What is Mathpix Markdown? 
@@ -9,0 +9,0 @@

tests/_ascii.js

@@ -83,2 +83,15 @@ //Require the dev-dependencies
   });
+
+  describe('Testing More equation:', () => {
+    const tests = require('./_data/_ascii/_asciiMore');
+    tests.forEach(function(test) {
+      it('Latex =>' + test.latex, function(done) {
+        const data = MathJax.TexConvert(test.latex, options);
+        console.log('    LATEX         =>', test.latex);
+        console.log('    ASCIIMATH     =>', test.ascii);
+        data.should.have.property('asciimath', test.ascii);
+        done();
+      });
+    });
+  });
   // {
@@ -85,0 +98,0 @@ //   latex: `\\left.\\begin{array}{l}{\\text{foo}} \\\\ { \\theta + C }\\end{array} \\right.`,

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Total package byte prevSize

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increased by0.35%

Number of package files

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increased by1.36%

Lines of code

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increased by2.05%

No dependency changes