Function NewParser

query/expr/parser.go:37–39

NewParser returns a new instance of Parser.

(r io.Reader)

// NewParser returns a new instance of Parser.
func NewParser(r io.Reader) *Parser {
	return &Parser{s: newBufScanner(r)}
}

// ParseExpr parses an expression string and returns its AST representation.
func ParseExpr(s string) (Expr, error) { return NewParser(strings.NewReader(s)).ParseExpr(0) }