/*
* char '*' after field definition allow repeat this field.
* In this case this field in result will be have index in name.
* For sample: *func(func)* give fields "func0", "func1"...
*
*/
static void programmingLanguageTest()
{
// invalid syntax
var parser = new Parser(@"
rule name
{a..z}|_({a..z, 0..9, _})*
rule num
{0..9}({0..9})*[.{0..9}({0..9})*]
rule operator
((+|-|*|/|%|<|>|=|^)[=])
rule decincoperators
(++)|(--)
fragment expression
fragment callarg
*exp(expression) ,
*exp(expression)
fragment expression
(*brexp(expression)) *op(operator) *exp(expression)
(*brexp(expression))
*op(operator) *exp(expression)
*first(name, num) *op(operator) *second(expression)
*proc(name) ( )
*proc(name) ( *arg(callarg)* )
*value(name, num) *op(decincoperators)
*value(name, num)
fragment vardeclenum
*name(name) = *exp(expression) ,
*name(name) = *exp(expression)
*name(name) ,
*name(name)
fragment vardecl
*type(name) *var(vardeclenum)*
fragment forinit
*type(name) *var(vardeclenum)*
*var(vardeclenum)*
fragment forpost
*exp(expression) ,
*exp(expression)
fragment codeline
{ *line(codeline)* }
if (*condition(expression)) *exp(codeline) else *elseexp(codeline)
if (*condition(expression)) *exp(codeline)
while (*condition(expression)) *exp(codeline)
for (*init(forinit) ; *condition(expression) ; *post(forpost)* ) *exp(codeline)
return *exp(expression) ;
*vardecl(vardecl) ;
*exp(expression) ;
;
fragment paramdefine
*type(name) *name(name) , *next(paramdefine)
*type(name) *name(name)
fragment func
*type(name) *name(name) ( *prms(paramdefine) ) { *line(codeline)* }
*type(name) *name(name) ( ) { *line(codeline)* }
fragment root
*func(func)*
");
var tree = parser.Parse(@"
int sqrt(int x)
{
return x * x;
}
int main(int a) {
sqrt(a + 2, b);
}");
for (var i = 0; i < tree.NextNodes.Count; i++)
{
var func = tree.NextNodes[i];
Console.WriteLine(func["type"].Value + " " + func["name"].Value);
}
return;
}
static void htmlTest()
{
#region Invalid syntax
string html = @"<!DOCTYPE html>
<html xmlns=""http://www.w3.org/1999/xhtml"">
<head>
<meta http-equiv=""Content-Type"" content=""text/html; charset=utf-8""/>
<title></title>
</head>
<body>
<header>Header</header>
Hello, world!
<div id=""test""></div>
</body>
</html>
";
var parser = new Parser(@"
rule name
({ ..!, #.._, a.. })*
rule anyWithoutCB
({ ..=, ?.. })*
rule anyWithoutOB
({ ..;, =.. })*
rule anyWithoutDQ
({ ..;, =.. })*
rule anyWithoutSQ
({ .._, a.. })*
fragment tag
fragment attribute
*name(name) = "" *value(anyWithoutDQ) ""
*name(name) = ' *value(anyWithoutSQ) '
fragment tagcontent
*node(tag)
*text(anyWithoutOB)
fragment tag
<!-- *comment(anyWithoutCB) --!>
<*name(name) *attribute(attribute)* > *inner(tagcontent)* </ *cname(name) >
fragment root
<! *doctype(anyWithoutCB) > *html(tag)
*html(tag)
");
var tree = parser.Parse(html);
#endregion
}
