From a44bf8658fc6a7a33c5464882fd43830d1f50304 Mon Sep 17 00:00:00 2001
From: ilor <kailoran@gmail.com>
Date: Thu, 5 May 2011 13:20:36 +0200
Subject: [PATCH] add parseWcclFile to Parser
---
libwccl/parser/Parser.cpp | 54 +++++++++++++++++++++++++++++++++++++++
libwccl/parser/Parser.h | 10 ++++++++
2 files changed, 64 insertions(+)
diff --git a/libwccl/parser/Parser.cpp b/libwccl/parser/Parser.cpp
index 0e9643c..7a5703c 100644
--- a/libwccl/parser/Parser.cpp
+++ b/libwccl/parser/Parser.cpp
@@ -554,4 +554,58 @@ boost::shared_ptr<MatchRule> Parser::parseMatchRule(std::istream& istr) const
return res;
}
+// ----------------------------------------------------------------------------
+
+/**
+ * @desc Parse an entire WCCL file contained in a std::string.
+ * Converts the string to a stream and calls parseWcclFile with it
+ * @arg istr input stream with writed rule
+ * @return the parsed file via a shared pointer
+ */
+boost::shared_ptr<WcclFile> Parser::parseWcclFile(
+ const std::string& str) const
+{
+ std::stringstream ss (std::stringstream::in | std::stringstream::out);
+ ss << str;
+
+ try {
+ return this->parseWcclFile(ss);
+ }
+ catch (ParserException&) {
+ throw;
+ }
+}
+
+/**
+ * @desc Parse an entire WCCL file. Runs parse_wccl_file rule from the parser grammar.
+ * @arg istr input stream with writed rule
+ * @return the parsed file via a shared pointer
+ */
+boost::shared_ptr<WcclFile> Parser::parseWcclFile(std::istream& istr) const
+{
+ ANTLRLexer lexer(istr);
+ ANTLRParser parser(lexer);
+ boost::shared_ptr<WcclFile> res;
+
+ try {
+ res = parser.parse_wccl_file(tagset_);
+ } catch (antlr::MismatchedTokenException &e) {
+ throw ParserException(
+ e.getFileLineColumnString() + " " + e.getMessage()
+ );
+ } catch(antlr::NoViableAltException &e) {
+ throw ParserException(
+ e.getFileLineColumnString() + " " + e.getMessage()
+ );
+ } catch(antlr::TokenStreamRecognitionException &e) {
+ throw ParserException(
+ e.getLine() + ":" + e.getColumn() + std::string(" ") + e.getMessage()
+ );
+ } catch (antlr::ANTLRException& e) {
+ throw ParserException(e.getMessage());
+ }
+
+ return res;
+}
+
} // end Wccl ns
diff --git a/libwccl/parser/Parser.h b/libwccl/parser/Parser.h
index cc36272..6873365 100644
--- a/libwccl/parser/Parser.h
+++ b/libwccl/parser/Parser.h
@@ -20,6 +20,9 @@
// match actions
#include <libwccl/ops/matchrule.h>
+// match actions
+#include <libwccl/wcclfile.h>
+
// exceptions
#include <libwccl/parser/ParserException.h>
@@ -88,6 +91,13 @@ public:
boost::shared_ptr<MatchRule>
parseMatchRule(std::istream& is) const;
+ // ---------------------------------------------------------------------------
+ // WCCL file parsing
+ boost::shared_ptr<WcclFile>
+ parseWcclFile(const std::string& file_contents_string) const;
+ boost::shared_ptr<WcclFile>
+ parseWcclFile(std::istream& is) const;
+
// ---------------------------------------------------------------------------
const Corpus2::Tagset& tagset() const {
return tagset_;
--
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