Use CommentMap

README.md

@@ -185,9 +185,10 @@ The following option's are used by the PEG.js parser:
   * `reservedWords` - An array of words that the parser wont allow as labels for rules (default: [ES5](http://es5.github.io/#x7.6.1)).
 
 When `extractComments` is set to `true`, the parser will collect all comments
-in the grammar and return them on the `comments` property (as an array) in the
-`grammar` AST node (the AST directly returned by the parser). Each comment
-object within the array has the following structure:
+in the grammar and return them on the `comments` property (as an object map)
+on the `grammar` AST node (the AST directly returned by the parser). Each
+comment property has it's offset as the property key, while the property value
+has the following structure:
 
 ```js
 {

lib/typings/api.d.ts

@@ -51,14 +51,14 @@ declare namespace peg {
 
             private readonly _alwaysConsumesOnSuccess: any;
             type: "grammar";
-            comments?: Comment;
+            comments?: CommentMap;
             initializer?: Initializer;
             rules: Rule[];
 
             constructor(
                 initializer: void | Initializer,
                 rules: Rule[],
-                comments: void | Comment,
+                comments: void | CommentMap,
                 location: SourceLocation,
             );
 
@@ -79,7 +79,7 @@ declare namespace peg {
 
         }
 
-        interface Comment {
+        interface CommentMap {
 
             [ offset: number ]: {