public static PhpSyntaxTree ParseCode(
string content,
PhpParseOptions parseOptions,
PhpParseOptions scriptParseOptions,
string fname)
{
if (fname == null)
{
throw ExceptionUtilities.ArgumentNull(nameof(fname));
}
// TODO: new parser implementation based on Roslyn
// TODO: file.IsScript ? scriptParseOptions : parseOptions
var unit = new PhpSourceUnit(
fname,
SourceText.From(content, Encoding.UTF8),
encoding: Encoding.UTF8);
var result = new PhpSyntaxTree(unit);
var errorSink = new ErrorSink(result);
var factory = new NodesFactory(unit, parseOptions.Defines);
//
try
{
unit.Parse(factory, errorSink,
features: GetLanguageFeatures(parseOptions),
state: (parseOptions.Kind == SourceCodeKind.Regular) ? Lexer.LexicalStates.INITIAL : Lexer.LexicalStates.ST_IN_SCRIPTING);
}
finally
{
unit.Close();
}
//
result.Diagnostics = errorSink.Diagnostics;
result.Lambdas = factory.Lambdas.AsImmutableSafe();
result.Types = factory.Types.AsImmutableSafe();
result.Functions = factory.Functions.AsImmutableSafe();
result.YieldNodes = factory.YieldNodes.AsImmutableSafe();
if (factory.Root != null)
{
result.Root = factory.Root;
}
else
{
// Parser leaves factory.Root to null in the case of syntax errors -> create a proxy syntax node
var fullSpan = new Devsense.PHP.Text.Span(0, content.Length);
result.Root = new GlobalCode(fullSpan, ImmutableArray <Statement> .Empty, unit);
}
//
return(result);
}
private PhpSyntaxTree(PhpSourceUnit source)
{
_source = source ?? throw ExceptionUtilities.ArgumentNull(nameof(source));
}
