private string CompileScriptInternal(string sourceCode)
{
if (String.IsNullOrWhiteSpace(sourceCode))
{
return(null);
}
if (TypeScriptProgram == null)
{
var tsLib = GetFromResources("typescript.min.js");
var parser = new JavaScriptParser(tsLib, EsprimaOptions);
TypeScriptProgram = parser.ParseProgram();
}
var _engine = new Engine();
_engine.Execute(TypeScriptProgram);
_engine.SetValue("src", sourceCode);
var transpileOtions = "{\"compilerOptions\": {\"target\":\"ES5\"}}";
var output = _engine.Execute($"ts.transpileModule(src, {transpileOtions})", EsprimaOptions).GetCompletionValue().AsObject();
return(output.Get("outputText").AsString());
}
protected virtual bool IsExpression(Esprima.Ast.Program compileUnit)
{
//if (compileUnit == null)
// throw new ArgumentNullException(nameof(compileUnit));
//if (!(compileUnit is Esprima.Ast.Program))
// throw new ArgumentException("Invalid compileUnit.");
var program = compileUnit as Esprima.Ast.Program;
var body = program.Body;
var statementCount = body.Count;
if (statementCount != 1)
{
return(false);
}
return(body[0].Type == Esprima.Ast.Nodes.ExpressionStatement);
}
/// <summary>
/// Constructs an instance of pre-compiled script
/// </summary>
/// <param name="program">The program</param>
public JintPrecompiledScript(OriginalProgram program)
{
Program = program;
}
