fix: support // in value

parse.js

@@ -22,9 +22,9 @@ var onfieldoptions = function (tokens) {
       case ',':
         tokens.shift()
         var name = tokens.shift()
-        if (name === '(') {       // handling [(A) = B]
+        if (name === '(') { // handling [(A) = B]
           name = tokens.shift()
-          tokens.shift()          // remove the end of bracket
+          tokens.shift() // remove the end of bracket
         }
         if (tokens[0] !== '=') throw new Error('Unexpected token in field options: ' + tokens[0])
         tokens.shift()
@@ -64,7 +64,7 @@ var onfield = function (tokens) {
 
       case 'map':
         field.type = 'map'
-        field.map = {from: null, to: null}
+        field.map = { from: null, to: null }
         tokens.shift()
         if (tokens[0] !== '<') throw new Error('Unexpected token in map type: ' + tokens[0])
         tokens.shift()
@@ -196,7 +196,7 @@ var onextensions = function (tokens) {
   to = Number(to)
   if (isNaN(to)) throw new Error('Invalid to in extensions definition')
   if (tokens.shift() !== ';') throw new Error('Missing ; in extensions definition')
-  return {from: from, to: to}
+  return { from: from, to: to }
 }
 var onmessage = function (tokens) {
   tokens.shift()
@@ -336,7 +336,7 @@ var onoption = function (tokens) {
   while (tokens.length) {
     if (tokens[0] === ';') {
       tokens.shift()
-      return {name: name, value: value}
+      return { name: name, value: value }
     }
     switch (tokens[0]) {
       case 'option':

test/fixtures/comments.json

@@ -79,7 +79,9 @@
           "oneof": null,
           "required": false,
           "repeated": false,
-          "options": {}
+          "options": {
+            "default": "\"http://127.0.0.1\""
+          }
         }
       ]
     },

test/fixtures/comments.proto

@@ -9,7 +9,7 @@ message Point {
 message Line {/*
 */required Point start = 1;
   required Point end = 2;
-  optional string label = 3;
+  optional string label = 3 [default = "http://127.0.0.1"];
 }
 
 /**

tokenize.js

@@ -1,7 +1,25 @@
 module.exports = function (sch) {
   var noComments = function (line) {
     var i = line.indexOf('//')
-    return i > -1 ? line.slice(0, i) : line
+    if (i === -1) return line
+    // check // in value, like [default= "http://127.0.0.1"]
+    var start = 0
+    var end = 0
+    var len = line.length
+    for (var j = 0; j < len; j++) {
+      if (line[j] === '"') {
+        if (end !== 0) {
+          start = j
+          end = 0
+        } else if (start !== 0) {
+          end = j
+        } else {
+          start = j
+        }
+      }
+    }
+    var inValue = start !== end && start < i && end > i
+    return inValue ? line : line.slice(0, i)
   }
 
   var noMultilineComments = function () {