IpRedirect/grammar.peg

{
package grammar

}

Input = (Std / EOL)+

LabelUpper = [A-Z_]+ {
	fmt.Println(string(c.text))
	return c.text, nil
}

Std = LabelUpperLine (LabelLine+ / UpperLabelLine+)

LabelUpperLine = LabelUpper EOL
LabelLine = [\t] Label EOL
UpperLabelLine = [\t] (LabelUpper _)+ UpperLabel EOL

Label = [a-z_]+ {
	fmt.Println(string(c.text))
	return c.text, nil
}


_ = [ \t]+

EOL = _? Comment? ("\r\n" / "\n\r" / "\r" / "\n" / EOF)

EOF = !.

Comment = "//" [^\r\n]*