package parser

import (
	"github.com/mmakaay/toml/parsekit"
)

// A '#' hash symbol marks the rest of the line as a comment.
func startComment(p *parsekit.P) {
	p.Expects("start of comment")
	if p.On(c.OneOrMore(hash)).Skip() {
		p.RouteTo(commentContents)
	}
}

// All characters up to the end of the line are included in the comment.
func commentContents(p *parsekit.P) {
	p.Expects("comment contents")
	switch {
	case p.On(endOfLine).Skip():
		p.EmitLiteralTrim(ItemComment)
		p.RouteReturn()
	case p.On(any).Accept():
		p.RouteRepeat()
	}
}