Fix multiple multiplication

Author: dy

lib/operators.js

@@ -47,7 +47,7 @@ var opsRE = /\*|\+|\-|\/|\%|\<|\=|\>|\&|\||\!|\^|\~/;
 /**
  * Check if expression is protected by parentheses
  */
-function isProtected (exp) {
+function isBraced (exp) {
 	if (/\s/.test(exp)) {
 		// a + b
 		if (exp[0] !== '(') return false;
@@ -306,15 +306,15 @@ function processOperation (left, right, operator) {
 
 			// embrace complex operators
 			if (operator != '+' && operator != '-') {
-				if (!isProtected(left)) opResult += '(' + left + ')'
+				if (!isBraced(left)) opResult += '(' + left + ')'
 				else opResult += left
 			}
 			else opResult += left
 
 			opResult += ' ' + operator + ' '
 
 			if (operator != '+' && operator != '-') {
-				if (!isProtected(right)) opResult += '(' + right + ')'
+				if (!isBraced(right)) opResult += '(' + right + ')'
 				else opResult += right
 			}
 			else opResult += right

test/index.js

@@ -927,7 +927,7 @@ test('Vec/matrix operators', function () {
 		var a = [1, 0, 0, 1], b = [1, 0, 0, 1], c = [1, 0, 0, 1];
 		gl_Position = [(a[0] * b[0] + a[2] * b[1]) * c[0] + (a[0] * b[2] + a[2] * b[3]) * c[1], (a[1] * b[0] + a[3] * b[1]) * c[0] + (a[1] * b[2] + a[3] * b[3]) * c[1], (a[0] * b[0] + a[2] * b[1]) * c[2] + (a[0] * b[2] + a[2] * b[3]) * c[3], (a[1] * b[0] + a[3] * b[1]) * c[2] + (a[1] * b[2] + a[3] * b[3]) * c[3]];
 		`))
-	});
+	})
 
 	test(`mat * mat * mat * vec`, function () {
 		var compile = GLSL({includes: false});
@@ -941,8 +941,8 @@ test('Vec/matrix operators', function () {
 		var d = [0, 0];
 		gl_Position = [((a[0] * b[0] + a[2] * b[1]) * c[0] + (a[0] * b[2] + a[2] * b[3]) * c[1]) * d[0] + ((a[0] * b[0] + a[2] * b[1]) * c[2] + (a[0] * b[2] + a[2] * b[3]) * c[3]) * d[1], ((a[1] * b[0] + a[3] * b[1]) * c[0] + (a[1] * b[2] + a[3] * b[3]) * c[1]) * d[0] + ((a[1] * b[0] + a[3] * b[1]) * c[2] + (a[1] * b[2] + a[3] * b[3]) * c[3]) * d[1]];
 		`))
-	});
-});
+	})
+})
 
 
 test('Swizzles', function () {