Method VisitSelect

parser/parser.go:575–596

VisitSelect visits a parse tree produced by CELParser#Select.

(ctx *gen.SelectContext)

// VisitSelect visits a parse tree produced by CELParser#Select.
func (p *parser) VisitSelect(ctx *gen.SelectContext) any {
	operand := p.Visit(ctx.Member()).(ast.Expr)
	// Handle the error case where no valid identifier is specified.
	if ctx.GetId() == nil || ctx.GetOp() == nil {
		return p.helper.newExpr(ctx)
	}
	id, err := p.normalizeIdent(ctx.GetId())
	if err != nil {
		p.reportError(ctx.GetId(), "%v", err)
	}
	if ctx.GetOpt() != nil {
		if !p.enableOptionalSyntax {
			return p.reportError(ctx.GetOp(), "unsupported syntax '.?'")
		}
		return p.helper.newGlobalCall(
			ctx.GetOp(),
			operators.OptSelect,
			operand,
			p.helper.newLiteralString(ctx.GetId(), id))
	}
	return p.helper.newSelect(ctx.GetOp(), operand, id)
}

// VisitMemberCall visits a parse tree produced by CELParser#MemberCall.
func (p *parser) VisitMemberCall(ctx *gen.MemberCallContext) any {