public void BuildIfStatement()
{
var grammer = new AndyStructuralGrammar();
var p = new ParserState("if");
Assert.That(grammer.if_keyword.Match(p), Is.True);
p = new ParserState("if()");
var rule = grammer.if_keyword + grammer.Delimiter("(") + grammer.Delimiter(")");
Assert.That(rule.Match(p), Is.True);
p = new ParserState("if (a == b)");
Assert.That(grammer.if_condition.Match(p), Is.True);
p = new ParserState("if(a == 10){a=20;}");
var if_block = grammer.if_condition + grammer.block;
Assert.That(if_block.Match(p), Is.True);
p = new ParserState("if(a == 10){a=20;}");
if_block = grammer.if_condition + new RecursiveRule(() => grammer.block);
Assert.That(if_block.Match(p), Is.True);
p = new ParserState("if(a == 10){a=20;}");
Assert.That(grammer.control_statement.Match(p), Is.True);
}
public void BuildWhileStatement()
{
var grammer = new AndyStructuralGrammar();
var p = new ParserState("while");
Assert.That(grammer.while_keyword.Match(p), Is.True);
p = new ParserState("while()");
var rule = grammer.while_keyword + grammer.Delimiter("(") + grammer.Delimiter(")");
Assert.That(rule.Match(p), Is.True);
p = new ParserState("while (a == b)");
Assert.That(grammer.while_condition.Match(p), Is.True);
p = new ParserState("while(a == 10){a=20;}");
var while_block = grammer.while_condition + grammer.block;
Assert.That(while_block.Match(p), Is.True);
p = new ParserState("while(a == 10){a=20;}");
Assert.That(grammer.while_statement.Match(p), Is.True);
p = new ParserState("while(a == 10){a=20;}");
Assert.That(grammer.control_statement.Match(p), Is.True);
}
