[antlr-interest] Test the lexer

Xue Yong Zhi zhixueyong at hotmail.com
Mon Feb 19 07:30:39 PST 2007


Richard Hu wrote:
> Hi, All:
> 
> Is it possible to test the lexer without testing the parser? I would 
> like to send some stream into the lexer and see tokens being generate. 
> But all the test samples I've seen include parser.
> 

If you use ANTLR 2.7.* and Java, you can use this as an example:
http://xruby.googlecode.com/svn/trunk/src/com/xruby/compiler/parser/RubyLexerTest.java

-- 
Xue Yong Zhi
XRuby (Ruby to Java bytecode compiler):
http://xruby.blogspot.com



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