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Support URL sources in StandardCompiler

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This commit is contained in:
Alex Beregszaszi 2017-04-19 16:45:36 +01:00
parent c5f182df01
commit 8de02c7778
2 changed files with 35 additions and 3 deletions
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35
libsolidity/interface/StandardCompiler.cpp
View File

@ -162,11 +162,43 @@ Json::Value StandardCompiler::compileInternal(Json::Value const& _input)
if (!sources) if (!sources)
return formatFatalError("JSONError", "No input sources specified."); return formatFatalError("JSONError", "No input sources specified.");
Json::Value errors = Json::arrayValue;
for (auto const& sourceName: sources.getMemberNames()) for (auto const& sourceName: sources.getMemberNames())
if (sources[sourceName]["content"].isString()) if (sources[sourceName]["content"].isString())
m_compilerStack.addSource(sourceName, sources[sourceName]["content"].asString()); m_compilerStack.addSource(sourceName, sources[sourceName]["content"].asString());
else if (sources[sourceName]["urls"].isArray()) else if (sources[sourceName]["urls"].isArray())
return formatFatalError("UnimplementedFeatureError", "Input URLs not supported yet."); {
if (!m_readFile)
return formatFatalError("JSONError", "No import callback supplied, but URL is requested.");
bool found = false;
vector<string> failures;
for (auto const& url: sources[sourceName]["urls"])
{
ReadFile::Result result = m_readFile(url.asString());
if (result.success)
{
m_compilerStack.addSource(sourceName, result.contentsOrErrorMessage);
found = true;
break;
}
else
failures.push_back("Cannot import url (\"" + url.asString() + "\"): " + result.contentsOrErrorMessage);
}
for (auto const& failure: failures)
{
/// If the import succeeded, let mark all the others as warnings, otherwise all of them are errors.
errors.append(formatError(
found ? true : false,
"IOError",
"general",
failure
));
}
}
else else
return formatFatalError("JSONError", "Invalid input source specified."); return formatFatalError("JSONError", "Invalid input source specified.");
@ -196,7 +228,6 @@ Json::Value StandardCompiler::compileInternal(Json::Value const& _input)
auto scannerFromSourceName = [&](string const& _sourceName) -> solidity::Scanner const& { return m_compilerStack.scanner(_sourceName); }; auto scannerFromSourceName = [&](string const& _sourceName) -> solidity::Scanner const& { return m_compilerStack.scanner(_sourceName); };
Json::Value errors = Json::arrayValue;
bool success = false; bool success = false;
try try

3
libsolidity/interface/StandardCompiler.h
View File

@ -40,7 +40,7 @@ public:
/// Creates a new StandardCompiler. /// Creates a new StandardCompiler.
/// @param _readFile callback to used to read files for import statements. Should return /// @param _readFile callback to used to read files for import statements. Should return
StandardCompiler(ReadFile::Callback const& _readFile = ReadFile::Callback()) StandardCompiler(ReadFile::Callback const& _readFile = ReadFile::Callback())
: m_compilerStack(_readFile) : m_compilerStack(_readFile), m_readFile(_readFile)
{ {
} }
@ -55,6 +55,7 @@ private:
Json::Value compileInternal(Json::Value const& _input); Json::Value compileInternal(Json::Value const& _input);
CompilerStack m_compilerStack; CompilerStack m_compilerStack;
ReadFile::Callback const& m_readFile;
}; };
} }