update the README instruction.

yahoo · Jun 5, 2015 · 11f63d9 · 11f63d9
1 parent 8566e91
commit 11f63d9
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diff --git a/README.md b/README.md
@@ -39,7 +39,7 @@ Since we are only interested in analyzing the execution context of the HTML5 pag
 
 Install the npm context-parser from the npm repo.
 ```
-npm install context-parser
+npm install -g context-parser
 ```
 
 ### Server-side (nodejs)
@@ -63,7 +63,7 @@ parser.contextualize(data);
 
 Run against the HTML5 file with our parser and the state defined in [HTML 5 Specification](http://www.w3.org/TR/html5/syntax.html#tokenization) and print out the state of each character.
 ```
-./bin/context-dump <html file>
+./bin/context-dump <html file> <input preprocessing:0|1> <canonicalization:0|1>
   HTML-State { statesSize: 819 } +0ms
   HTML-State { ch: 0, state: 1, symbol: 0 } +1ms
   HTML-State { ch:   [0x20], state: 1, symbol: 0 } +1ms

diff --git a/bin/context-dump b/bin/context-dump
@@ -61,7 +61,7 @@ Debug.enable(progname);
         return 0;
     };
 
-    if (noofargs <= 5) {
+    if (noofargs >= 3 && noofargs <= 5) {
         if (fs.existsSync(file)) {
             var data = fs.readFileSync(file, 'utf-8');
             parser.contextualize(data, data.length);