Function lexPatterns

conf/lex.go:327–364

stateFns lexPatterns reads and emits consecutive file patterns. Strings can be interspersed with comments.

(l *lexer)

// lexPatterns reads and emits consecutive file patterns. Strings can be
// interspersed with comments.
func lexPatterns(l *lexer) stateFn {
	for {
		n := l.eatSpaceAndComments()
		if n == eof {
			l.emit(itemEOF)
			return nil
		} else if n == '!' {
			pk := l.next()
			if any(pk, quotes) {
				err := l.acceptQuotedString(pk)
				if err != nil {
					l.errorf("%s", err)
					return nil
				}
				l.emit(itemQuotedString)
			} else if !any(pk, bareStringDisallowed) {
				l.acceptBareString()
				l.emit(itemBareString)
			} else {
				l.errorf("! must be followed by a string")
				return nil
			}
		} else if any(n, quotes) {
			err := l.acceptQuotedString(n)
			if err != nil {
				l.errorf("%s", err)
				return nil
			}
			l.emit(itemQuotedString)
		} else if !any(n, bareStringDisallowed) {
			l.acceptBareString()
			l.emit(itemBareString)
		} else {
			l.backup()
			return lexBlockStart
		}
	}
}

// lexVariables reads a block of variable declarations.
func lexVariables(l *lexer) stateFn {