public void Sample1()
{
const string js = @"(function($) { $("".foo"").hide(); })(jQuery);";
var subject = new JavascriptLexer();
var tokens = subject.GetTokens(js).Where(t => t.Value != "").ToArray();
Check.That(tokens).ContainsExactly(
new Token(0, TokenTypes.Punctuation, "("),
new Token(1, TokenTypes.Keyword.Declaration, "function"),
new Token(9, TokenTypes.Punctuation, "("),
new Token(10, TokenTypes.Name.Other, "$"),
new Token(11, TokenTypes.Punctuation, ")"),
new Token(12, TokenTypes.Text, " "),
new Token(13, TokenTypes.Punctuation, "{"),
new Token(14, TokenTypes.Text, " "),
new Token(15, TokenTypes.Name.Other, "$"),
new Token(16, TokenTypes.Punctuation, "("),
new Token(17, TokenTypes.Literal.String.Double, @""".foo"""),
new Token(23, TokenTypes.Punctuation, ")"),
new Token(24, TokenTypes.Punctuation, "."),
new Token(25, TokenTypes.Name.Other, "hide"),
new Token(29, TokenTypes.Punctuation, "("),
new Token(30, TokenTypes.Punctuation, ")"),
new Token(31, TokenTypes.Punctuation, ";"),
new Token(32, TokenTypes.Text, " "),
new Token(33, TokenTypes.Punctuation, "}"),
new Token(34, TokenTypes.Punctuation, ")"),
new Token(35, TokenTypes.Punctuation, "("),
new Token(36, TokenTypes.Name.Other, "jQuery"),
new Token(42, TokenTypes.Punctuation, ")"),
new Token(43, TokenTypes.Punctuation, ";")
);
}
private ITree GetAntlrComputedExpressionTree()
{
ICharStream input = new ANTLRStringStream(sourceText);
JavascriptLexer lexer = new JavascriptLexer(input);
CommonTokenStream tokens = new CommonTokenStream(lexer);
JavascriptParser parser = new JavascriptParser(tokens);
try
{
return(parser.Expression().Tree);
}
catch (RecognitionException re)
{
throw new ArgumentException(re.Message, re);
}
}
private ITree GetAntlrComputedExpressionTree()
{
ICharStream input = new ANTLRStringStream(sourceText);
JavascriptLexer lexer = new JavascriptLexer(input);
CommonTokenStream tokens = new CommonTokenStream(lexer);
JavascriptParser parser = new JavascriptParser(tokens);
try
{
return(parser.Expression().Tree);
}
catch (RecognitionException re)
{
throw new ArgumentException(re.Message, re);
}
// LUCENENET: Antlr 3.5.1 doesn't ever wrap ParseException, so the other catch block
// for RuntimeException that wraps ParseException would have
// been completely unnecesary in Java and is also unnecessary here.
}
