Function maybeQuoteField

parser/unparser.go:72–77

(field string)

var identifierPartPattern *regexp.Regexp = regexp.MustCompile(`^[A-Za-z_][0-9A-Za-z_]*$`)

func maybeQuoteField(field string) string {
	if !identifierPartPattern.MatchString(field) || field == "in" {
		return "`" + field + "`"
	}
	return field
}

// unparser visits an expression to reconstruct a human-readable string from an AST.
type unparser struct {