From 23577d7274c781361b2755f7207dd2dc8b5cfcb4 Mon Sep 17 00:00:00 2001
From: Gregory Eremin <g@erem.in>
Date: Wed, 18 Feb 2015 23:05:45 +0700
Subject: [PATCH] Parser verbose mode

---
 parser/parser.go | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/parser/parser.go b/parser/parser.go
index 4c3b94d..d33709f 100644
--- a/parser/parser.go
+++ b/parser/parser.go
@@ -12,10 +12,11 @@ import (
 type (
 	// Holds the state of parser
 	Parser struct {
-		lex  *lexer.Lexer
-		ctx  *context
-		sels map[string]*context
-		res  chan Match
+		lex     *lexer.Lexer
+		ctx     *context
+		sels    map[string]*context
+		res     chan Match
+		verbose bool
 	}
 	Match struct {
 		Sel string
@@ -35,6 +36,10 @@ func New(buf buffer.Bufferer, sels []string) *Parser {
 	}
 }
 
+func (p *Parser) Debug() {
+	p.verbose = true
+}
+
 // Parse all and return matches
 func (p *Parser) Parse() map[string][]interface{} {
 	p.ParseStream()
@@ -166,7 +171,9 @@ func (p *Parser) next() lexer.Item {
 			panic(item)
 		}
 
-		fmt.Println(item)
+		if p.verbose {
+			fmt.Println(item)
+		}
 		return item
 	} else {
 		panic("EOF reached")