public static string ConstEvalTestCore(ConstEvalTestData testData)
{
string outNiceJs;
try
{
var files = new TestImportResolver();
var ctx = new ResolvingConstEvalCtx(testData.InputFileName, files);
var parser = new Parser(new Options(), testData.InputContent);
var toplevel = parser.Parse();
new ScopeParser().FigureOutScope(toplevel);
var lastStatement = ((AstSimpleStatement)toplevel.Body.Last).Body;
var val = lastStatement.ConstValue(ctx);
outNiceJs = val != null ? "Const\n" : "Not const\n";
if (val != null)
{
var valAst = TypeConverter.ToAst(val);
var outputOptions = new OutputOptions {
Beautify = true
};
outNiceJs += valAst.PrintToString(outputOptions);
}
}
catch (SyntaxError e)
{
outNiceJs = e.Message;
}
return(outNiceJs);
}
public static string ModuleParserTestCore(ConstEvalTestData testData)
{
string outNiceJs;
try
{
var sf = Njsast.Bundler.BundlerHelpers.BuildSourceFile(testData.InputFileName, testData.InputContent,
null, Resolver);
outNiceJs = sf.Ast.PrintToString(new OutputOptions {
Beautify = true
});
if (sf.Requires.Count > 0)
{
outNiceJs += "Requires:\n";
foreach (var name in sf.Requires)
{
outNiceJs += name + "\n";
}
}
if (sf.LazyRequires.Count > 0)
{
outNiceJs += "Lazy requires:\n";
foreach (var name in sf.LazyRequires)
{
outNiceJs += name + "\n";
}
}
if (sf.SelfExports.Count > 0)
{
outNiceJs += "Self exports:\n";
foreach (var selfExport in sf.SelfExports)
{
outNiceJs += selfExport + "\n";
}
}
if (sf.Exports != null && sf.Exports.TryFindLongestPrefix(new ReadOnlySpan <string>(), out _, out var wholeExport))
{
outNiceJs += "Whole Export: " + wholeExport !.PrintToString() + "\n";
}
foreach (var import in sf.NeedsImports)
{
outNiceJs += "Uses " + import.Item1 + " " + string.Join('.', import.Item2) + "\n";
}
}
catch (SyntaxError e)
{
outNiceJs = e.Message;
}
return(outNiceJs);
}
public void ShouldCorrectlyEvaluateConstantsOrProduceSyntaxError(ConstEvalTestData testData)
{
var outNiceJs = ConstEvalTestCore(testData);
Assert.Equal(testData.ExpectedNiceJs, outNiceJs);
}
