From: Ulya Trofimovich <skvadrik@gmail.com>
Date: Mon, 10 Aug 2015 09:26:14 +0000 (+0100)
Subject: Print single character as char rather than convert it to one-symbol string.
X-Git-Tag: 0.15~145
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=09fde6595a8882ed35d89511be43e204e3ac997c;p=re2c

Print single character as char rather than convert it to one-symbol string.
---

diff --git a/re2c/src/codegen/go_emit.cc b/re2c/src/codegen/go_emit.cc
index ebd9e56c..c196e646 100644
--- a/re2c/src/codegen/go_emit.cc
+++ b/re2c/src/codegen/go_emit.cc
@@ -72,7 +72,7 @@ void Case::emit (OutputFile & o, uint32_t ind)
 			{
 				const uint32_t c = encoding.decodeUnsafe (b);
 				if (isprint (c))
-					o << " /* " << std::string (1, c) << " */";
+					o << " /* " << static_cast<char> (c) << " */";
 			}
 			bool last_case = i == ranges.size () - 1 && b == ranges[i].second - 1;
 			if (!last_case)
diff --git a/re2c/src/codegen/output.cc b/re2c/src/codegen/output.cc
index e8e26c4d..d24ac8f8 100644
--- a/re2c/src/codegen/output.cc
+++ b/re2c/src/codegen/output.cc
@@ -134,6 +134,12 @@ void OutputFile::write_user_start_label ()
 	}
 }
 
+OutputFile & operator << (OutputFile & u, char c)
+{
+	u.stream () << c;
+	return u;
+}
+
 OutputFile & operator << (OutputFile & u, uint32_t n)
 {
 	u.stream () << n;
diff --git a/re2c/src/codegen/output.h b/re2c/src/codegen/output.h
index 1f584da1..73b0c4ef 100644
--- a/re2c/src/codegen/output.h
+++ b/re2c/src/codegen/output.h
@@ -76,6 +76,7 @@ public:
 	void write_line_info (uint32_t l, const char * fn);
 	void write_version_time ();
 	void write_user_start_label ();
+	friend OutputFile & operator << (OutputFile & o, char c);
 	friend OutputFile & operator << (OutputFile & o, uint32_t n);
 	friend OutputFile & operator << (OutputFile & o, const std::string & s);
 	friend OutputFile & operator << (OutputFile & o, const char * s);