protected void DoTest(string Input, bool untilEnd, string expected)
{
// Lex and filter the input, then wrap it in an EnumerableSource and parse it
StringCharSourceFile input = new StringCharSourceFile(Input);
IEnumerable <AstNode> lexer;
if (untilEnd)
{
lexer = new BooLexerCore(input, new Dictionary <string, Symbol>());
}
else
{
lexer = new BooLexer(input, new Dictionary <string, Symbol>(), true);
}
IEnumerable <AstNode> lexFilter = new VisibleTokenFilter <AstNode>(lexer);
EnumerableSource <AstNode> source = new EnumerableSource <AstNode>(lexFilter);
int pos = 0;
OneOperatorMatch <AstNode> expr = _parser.Parse((IParserSource <AstNode>)source, ref pos, untilEnd);
// Build result string
Assert.IsNotNull(expr);
string result = BuildResult(expr);
Assert.AreEqual(expected, result);
}
public static Module ParseModule(string readerName, TextReader reader, ParserErrorHandler errorHandler)
{
antlr.TokenStreamSelector selector = new antlr.TokenStreamSelector();
BooLexer lexer = new BooLexer(reader);
lexer.setTabSize(TabSize);
lexer.setFilename(readerName);
lexer.setTokenObjectClass(TokenObjectClass);
lexer.Initialize(selector, TabSize, TokenObjectClass);
IndentTokenStreamFilter filter = new IndentTokenStreamFilter(lexer, WS, INDENT, DEDENT, EOS);
selector.select(filter);
BooParser parser = new BooParser(selector);
parser.setFilename(readerName);
parser.Error += errorHandler;
Module module = parser.start();
module.Name = CreateModuleName(readerName);
return(module);
}
public static antlr.TokenStream CreateBooLexer(int tabSize, string readerName, TextReader reader)
{
var selector = new antlr.TokenStreamSelector();
var lexer = new BooLexer(reader);
lexer.setFilename(readerName);
lexer.Initialize(selector, tabSize, BooToken.TokenCreator);
var filter = new WSATokenStreamFilter(lexer);
selector.select(filter);
return(selector);
}
public static antlr.TokenStream CreateBooLexer(int tabSize, string readerName, TextReader reader)
{
antlr.TokenStreamSelector selector = new antlr.TokenStreamSelector();
BooLexer lexer = new BooLexer(reader);
lexer.setFilename(readerName);
lexer.Initialize(selector, tabSize, BooToken.TokenCreator);
IndentTokenStreamFilter filter = new IndentTokenStreamFilter(lexer, WS, INDENT, DEDENT, EOL);
selector.select(filter);
return(selector);
}
public void DoTest(string input, bool boo, bool success, params object[] outputs)
{
ILanguageStyle lang;
ISourceFile src;
IEnumerable<AstNode> lexer;
if (boo) {
lang = new BooLanguage();
src = new StringCharSourceFile(input);
lexer = new BooLexer(src, lang.StandardKeywords, false);
} else {
lang = new BooLanguage();
src = new StringCharSourceFile(input);
lexer = new BooLexerCore(src, lang.StandardKeywords);
}
EssentialTreeParser etp = new EssentialTreeParser();
AstNode root = AstNode.New(SourceRange.Nowhere, GSymbol.Empty);
Assert.AreEqual(success, etp.Parse(ref root, lexer));
CheckOutput(root, outputs, 0);
}
public void DoTest(string input, bool boo, bool success, params object[] outputs)
{
ILanguageStyle lang;
ISourceFile src;
IEnumerable <AstNode> lexer;
if (boo)
{
lang = new BooLanguage();
src = new StringCharSourceFile(input);
lexer = new BooLexer(src, lang.StandardKeywords, false);
}
else
{
lang = new BooLanguage();
src = new StringCharSourceFile(input);
lexer = new BooLexerCore(src, lang.StandardKeywords);
}
EssentialTreeParser etp = new EssentialTreeParser();
AstNode root = AstNode.New(SourceRange.Nowhere, GSymbol.Empty);
Assert.AreEqual(success, etp.Parse(ref root, lexer));
CheckOutput(root, outputs, 0);
}
public void Try(string testName, string inputStr, string tokStrs)
{
StringCharSourceFile input = new StringCharSourceFile(inputStr);
BooLexer lexer = new BooLexer(input, BooLanguage.StandardKeywords, false, 2);
IEnumerator<AstNode> lexerE = lexer.GetEnumerator();
string[] toks = tokStrs.Split(',');
AstNode t;
int expectedIndent = 0;
for (int i = 0; i < toks.Length; i++)
{
var _ = StringExt.SplitAt(toks[i], ':');
string wantType = _.A, wantText = _.B;
if (_.B != null)
wantType = wantType.Trim();
else {
if (toks[i].Length == 0)
continue;
int temp;
if (int.TryParse(toks[i], out temp)) {
expectedIndent = temp;
continue;
}
wantType = wantType.Trim();
if (wantType[0] == '_')
wantText = wantType.Substring(1);
else if (wantType == "NEWLINE")
wantText = "\n";
else
wantText = "";
}
// Get the next token
Assert.IsTrue(lexerE.MoveNext());
t = lexerE.Current;
string type = t.NodeType.Name;
string msg = string.Format("\"{0}\"[{1}]: Expected {2}<{3}>({4}), got {5}<{6}>({7})",
testName, i, wantType, wantText, expectedIndent, type, t.SourceText, t.GetTag("LineIndentation"));
msg = msg.Replace("\n", "\\n");
Assert.AreEqual(wantType, type, msg);
Assert.AreEqual(wantText, t.SourceText, msg);
if (t.NodeType != Tokens.WS && t.NodeType != Tokens.DEDENT && t.HasTag("LineIndentation"))
Assert.AreEqual(expectedIndent, (int)t.GetTag("LineIndentation"), msg);
}
Assert.IsFalse(lexerE.MoveNext());
}
public void Try(string testName, string inputStr, string tokStrs)
{
StringCharSourceFile input = new StringCharSourceFile(inputStr);
BooLexer lexer = new BooLexer(input, BooLanguage.StandardKeywords, false, 2);
IEnumerator <AstNode> lexerE = lexer.GetEnumerator();
string[] toks = tokStrs.Split(',');
AstNode t;
int expectedIndent = 0;
for (int i = 0; i < toks.Length; i++)
{
var _ = StringExt.SplitAt(toks[i], ':');
string wantType = _.A, wantText = _.B;
if (_.B != null)
{
wantType = wantType.Trim();
}
else
{
if (toks[i].Length == 0)
{
continue;
}
int temp;
if (int.TryParse(toks[i], out temp))
{
expectedIndent = temp;
continue;
}
wantType = wantType.Trim();
if (wantType[0] == '_')
{
wantText = wantType.Substring(1);
}
else if (wantType == "NEWLINE")
{
wantText = "\n";
}
else
{
wantText = "";
}
}
// Get the next token
Assert.IsTrue(lexerE.MoveNext());
t = lexerE.Current;
string type = t.NodeType.Name;
string msg = string.Format("\"{0}\"[{1}]: Expected {2}<{3}>({4}), got {5}<{6}>({7})",
testName, i, wantType, wantText, expectedIndent, type, t.SourceText, t.GetTag("LineIndentation"));
msg = msg.Replace("\n", "\\n");
Assert.AreEqual(wantType, type, msg);
Assert.AreEqual(wantText, t.SourceText, msg);
if (t.NodeType != Tokens.WS && t.NodeType != Tokens.DEDENT && t.HasTag("LineIndentation"))
{
Assert.AreEqual(expectedIndent, (int)t.GetTag("LineIndentation"), msg);
}
}
Assert.IsFalse(lexerE.MoveNext());
}
