Merge pull request #1639 from ethereum/json-interface-api

Support "standardised" JSON compiler input/output

1 files changed, 61 insertions, 0 deletions

diff --git a/libsolidity/interface/StandardCompiler.h b/libsolidity/interface/StandardCompiler.h
new file mode 100644
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--- /dev/null
+++ b/libsolidity/interface/StandardCompiler.h
@@ -0,0 +1,61 @@
+/*
+	This file is part of solidity.
+
+	solidity is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	solidity is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with solidity.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/**
+ * @author Alex Beregszaszi
+ * @date 2016
+ * Standard JSON compiler interface.
+ */
+
+#pragma once
+
+#include <libsolidity/interface/CompilerStack.h>
+
+namespace dev
+{
+
+namespace solidity
+{
+
+/**
+ * Standard JSON compiler interface, which expects a JSON input and returns a JSON ouput.
+ * See docs/using-the-compiler#compiler-input-and-output-json-description.
+ */
+class StandardCompiler: boost::noncopyable
+{
+public:
+	/// Creates a new StandardCompiler.
+	/// @param _readFile callback to used to read files for import statements. Should return
+	StandardCompiler(ReadFile::Callback const& _readFile = ReadFile::Callback())
+		: m_compilerStack(_readFile)
+	{
+	}
+
+	/// Sets all input parameters according to @a _input which conforms to the standardized input
+	/// format, performs compilation and returns a standardized output.
+	Json::Value compile(Json::Value const& _input);
+	/// Parses input as JSON and peforms the above processing steps, returning a serialized JSON
+	/// output. Parsing errors are returned as regular errors.
+	std::string compile(std::string const& _input);
+
+private:
+	Json::Value compileInternal(Json::Value const& _input);
+
+	CompilerStack m_compilerStack;
+};
+
+}
+}