Function testOp

parse.go:130–132

testOp reports whether current item name is an operand op.

(r *scanner, op string)

// testOp reports whether current item name is an operand op.
func testOp(r *scanner, op string) bool {
	return r.typ == itemName && r.prefix == "" && r.name == op
}

func isPrimaryExpr(r *scanner) bool {
	switch r.typ {