183 lines
6.3 KiB
HTML
Executable File
183 lines
6.3 KiB
HTML
Executable File
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
|
|
<head>
|
|
<meta http-equiv="content-type" content="text/html;charset=utf-8" />
|
|
<title>t049treeparser</title>
|
|
|
|
<!-- ANTLR includes -->
|
|
<script type="text/javascript" src="../../lib/antlr3-all.js"></script>
|
|
<script type="text/javascript" src="t049treeparseraLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparseraParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparseraWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparserbLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparserbParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparserbWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparsercLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparsercParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparsercWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparserdLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparserdParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparserdWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparsereLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparsereParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparsereWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparserfLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparserfParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparserfWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparsergLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparsergParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparsergWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparserhLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparserhParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparserhWalker.js"></script>
|
|
<script type="text/javascript" src="t049treeparseriLexer.js"></script>
|
|
<script type="text/javascript" src="t049treeparseriParser.js"></script>
|
|
<script type="text/javascript" src="t049treeparseriWalker.js"></script>
|
|
|
|
|
|
|
|
<!-- JsUnit include -->
|
|
<script type="text/javascript" src="../jsunit/app/jsUnitCore.js"></script>
|
|
|
|
<!-- Test Code -->
|
|
<script type="text/javascript">
|
|
function execTreeParser(lexerCls, parserCls, grammarEntry, walkerCls, treeEntry, xinput)
|
|
{
|
|
var cstream = new org.antlr.runtime.ANTLRStringStream(xinput),
|
|
lexer = new lexerCls(cstream),
|
|
tstream = new org.antlr.runtime.CommonTokenStream(lexer),
|
|
parser = new parserCls(tstream);
|
|
var r = parser[grammarEntry]();
|
|
|
|
var nodes = new org.antlr.runtime.tree.CommonTreeNodeStream(r.getTree());
|
|
nodes.setTokenStream(tstream);
|
|
var walker = new (walkerClass(walkerCls))(nodes);
|
|
walker[treeEntry]();
|
|
|
|
return walker._output;
|
|
}
|
|
|
|
function walkerClass(base) {
|
|
var TWalker = function() {
|
|
TWalker.superclass.constructor.apply(this, arguments);
|
|
this._output = "";
|
|
this.traces = [];
|
|
};
|
|
|
|
org.antlr.lang.extend(TWalker, base, {
|
|
capture: function(t) {
|
|
this._output += t;
|
|
},
|
|
traceIn: function(ruleName, ruleIndex) {
|
|
this.traces.push(">"+ruleName);
|
|
},
|
|
traceOut: function(ruleName, ruleIndex) {
|
|
this.traces.push("<"+ruleName);
|
|
},
|
|
recover: function(input, re) {
|
|
throw re;
|
|
}
|
|
});
|
|
|
|
return TWalker;
|
|
}
|
|
|
|
function testFlatList() {
|
|
var found = execTreeParser(t049treeparseraLexer,
|
|
t049treeparseraParser,
|
|
"a",
|
|
t049treeparseraWalker,
|
|
"a",
|
|
"abc 34");
|
|
assertEquals(found, "abc, 34");
|
|
}
|
|
|
|
function testSimpleTree() {
|
|
var found = execTreeParser(t049treeparserbLexer,
|
|
t049treeparserbParser,
|
|
"a",
|
|
t049treeparserbWalker,
|
|
"a",
|
|
"abc 34");
|
|
assertEquals(found, "abc, 34");
|
|
}
|
|
|
|
function testFlatVsTreeDecision() {
|
|
var found = execTreeParser(t049treeparsercLexer,
|
|
t049treeparsercParser,
|
|
"a",
|
|
t049treeparsercWalker,
|
|
"a",
|
|
"a 1 b 2");
|
|
assertEquals(found, "^(a 1)b 2\n");
|
|
}
|
|
|
|
function testFlatVsTreeDecision2() {
|
|
var found = execTreeParser(t049treeparserdLexer,
|
|
t049treeparserdParser,
|
|
"a",
|
|
t049treeparserdWalker,
|
|
"a",
|
|
"a 1 2 3 b 4 5");
|
|
assertEquals(found, "^(a 3)b 5\n");
|
|
}
|
|
|
|
function testCyclicDFALookahead() {
|
|
var found = execTreeParser(t049treeparsereLexer,
|
|
t049treeparsereParser,
|
|
"a",
|
|
t049treeparsereWalker,
|
|
"a",
|
|
"a 1 2 3.");
|
|
assertEquals(found, "alt 1");
|
|
}
|
|
|
|
function testNullableChildList() {
|
|
var found = execTreeParser(t049treeparserfLexer,
|
|
t049treeparserfParser,
|
|
"a",
|
|
t049treeparserfWalker,
|
|
"a",
|
|
"abc");
|
|
assertEquals(found, "abc");
|
|
}
|
|
|
|
function testNullableChildList2() {
|
|
var found = execTreeParser(t049treeparsergLexer,
|
|
t049treeparsergParser,
|
|
"a",
|
|
t049treeparsergWalker,
|
|
"a",
|
|
"abc 3;");
|
|
assertEquals(found, "abc");
|
|
}
|
|
|
|
function testNullableChildList3() {
|
|
var found = execTreeParser(t049treeparserhLexer,
|
|
t049treeparserhParser,
|
|
"a",
|
|
t049treeparserhWalker,
|
|
"a",
|
|
"abc 3 def;");
|
|
assertEquals(found, "abc, def");
|
|
}
|
|
|
|
function testActionsAfterRoot() {
|
|
var found = execTreeParser(t049treeparseriLexer,
|
|
t049treeparseriParser,
|
|
"a",
|
|
t049treeparseriWalker,
|
|
"a",
|
|
"abc;");
|
|
assertEquals(found, "abc, 2");
|
|
}
|
|
|
|
|
|
</script>
|
|
|
|
</head>
|
|
<body>
|
|
<h1>t049treeparser</h1>
|
|
</body>
|
|
</html>
|