algebra-latex - npm Package Compare versions

Comparing version 1.1.6 to 1.1.7

lib/lexers/LexerLatex.js

@@ -111,2 +111,12 @@ 'use strict';
 
+      if (this.current_char() == '[') {
+        this.increment();
+        return { type: 'bracket', open: true, value: '[' };
+      }
+
+      if (this.current_char() == ']') {
+        this.increment();
+        return { type: 'bracket', open: false, value: ']' };
+      }
+
       if (this.current_char() == '+') {
@@ -113,0 +123,0 @@ this.increment();

lib/Parser.js

@@ -160,2 +160,6 @@ 'use strict';
 
+      if (kwd == 'sqrt') {
+        return this.sqrt();
+      }
+
       if (_functions2.default.includes(kwd.toLowerCase())) {
@@ -172,2 +176,53 @@ return this.function();
   }, {
+    key: 'sqrt',
+    value: function sqrt() {
+      // sqrt : SQRT (L_SQUARE_BRAC NUMBER R_SQUARE_BRAC)? GROUP
+      (0, _logger.debug)('sqrt');
+
+      this.eat('keyword');
+
+      if (this.current_token.value != 'sqrt') {
+        this.error('Expected sqrt found ' + JSON.stringify(this.current_token));
+      }
+
+      if (this.peek().value != '[') {
+        var content = this.group();
+
+        return {
+          type: 'function',
+          value: 'sqrt',
+          content: content
+        };
+      }
+
+      this.eat('bracket');
+      if (this.current_token.value != '[') {
+        this.error('Expected "[" bracket, found ' + JSON.stringify(this.current_token));
+      }
+
+      var base = this.number();
+
+      this.eat('bracket');
+      if (this.current_token.value != ']') {
+        this.error('Expected "]" bracket, found ' + JSON.stringify(this.current_token));
+      }
+
+      var value = this.group();
+
+      return {
+        type: 'operator',
+        operator: 'exponent',
+        lhs: value,
+        rhs: {
+          type: 'operator',
+          operator: 'divide',
+          lhs: {
+            type: 'number',
+            value: 1
+          },
+          rhs: base
+        }
+      };
+    }
+  }, {
     key: 'fraction',
@@ -289,17 +344,9 @@ value: function fraction() {
         };
-      } /* else if (op.type == 'bracket' && op.open == true) {
-        let rhs = this.group()
-         return {
-          type: 'operator',
-          operator: 'multiply',
-          lhs,
-          rhs,
-        }
-        }*/else if (op.type != 'operator' || op.value != 'multiply' && op.value != 'divide') {
-          (0, _logger.debug)('term only left side');
-          return lhs;
-        } else {
-          // Operator token
-          this.next_token();
-        }
+      } else if (op.type != 'operator' || op.value != 'multiply' && op.value != 'divide') {
+        (0, _logger.debug)('term only left side');
+        return lhs;
+      } else {
+        // Operator token
+        this.next_token();
+      }
 
@@ -306,0 +353,0 @@ (0, _logger.debug)('op mul right');

package.json

 {
   "name": "algebra-latex",
-  "version": "1.1.6",
+  "version": "1.1.7",
   "scripts": {
@@ -5,0 +5,0 @@ "build": "rm -rf ./lib && babel src -d lib",

No alert changes

Improved metrics

Total package byte prevSize

52285

2.58%

Lines of code

1416

3.28%

No dependency changes