From: Alberto Bertogli <albertogli@telpin.com.ar>
Date: Thu, 3 Nov 2005 05:29:18 +0000 (+0000)
Subject: Corregir el strip()
X-Git-Tag: darcs_import~51
X-Git-Url: https://git.llucax.com/z.facultad/75.29/susanita.git/commitdiff_plain/f975b96aef520fcd47d8b571f6e1f19d0779870c?ds=sidebyside

Corregir el strip()
---

diff --git a/src/parser.cpp b/src/parser.cpp
index f15b9c7..2d8ae55 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -16,11 +16,20 @@ Parser(Susanita& s):
 namespace
 {
 	/// Saca espacios de una palabra
-	std::string strip(std::string s)
-	{
-		std::istringstream ss(s);
-		ss >> s;
-		return s;
+	std::string strip(std::string s) {
+		std::string ws = " \t\n";
+		int first = s.find_first_not_of(ws);
+		int last = s.find_last_not_of(ws);
+
+		if (first == -1) {
+			int pos_first = s.find_first_of(ws);
+			if (pos_first == -1) {
+				return s;
+			} else {
+				return std::string("");
+			}
+		}
+		return s.substr(first,last-first+1).c_str();
 	}
 
 	/// Devuelve palabra hasta el caracter indicado