public TranspileResult TranspileFile(string inputFileName, string outputFileName = null)
{
CompilationUnitNode ast;
using (var source = new StreamCharacterSequence(inputFileName, Encoding.UTF8))
{
var lexicalGrammar = LexicalGrammar.GetParser();
var tokenizer = lexicalGrammar
.ToSequence(source)
.Where(t => t.Value.Type != TokenType.Comment)
.Select(r => r.Value);
var result = _grammar.CompilationUnits.Parse(tokenizer);
ast = result.Value;
ast.FileName = inputFileName;
}
var validateResults = ast.Validate();
if (validateResults.Any())
{
return(TranspileResult.ForValidationFailure(validateResults));
}
outputFileName = outputFileName ?? inputFileName + ".cs";
using (var outStream = new StreamWriter(outputFileName, false))
{
var preamble = Formatting.GetGeneratedFilePreamble("Scoop", inputFileName);
outStream.WriteLine(preamble);
new CSharpTranspileVisitor(outStream).Visit(ast);
outStream.Flush();
}
return(TranspileResult.ForSuccess(outputFileName));
}
public void FileStream_Test()
{
var fileName = Guid.NewGuid().ToString() + ".txt";
try
{
File.WriteAllText(fileName, "test");
using var target = new StreamCharacterSequence(new StreamCharacterSequence.Options
{
FileName = fileName
});
target.GetNext().Should().Be('t');
target.GetNext().Should().Be('e');
target.GetNext().Should().Be('s');
target.GetNext().Should().Be('t');
}
finally
{
if (File.Exists(fileName))
{
File.Delete(fileName);
}
}
}
