(n *pcast.FuncCallExpr)
| 417 | } |
| 418 | |
| 419 | func (c *cc) convertFuncCallExpr(n *pcast.FuncCallExpr) ast.Node { |
| 420 | schema := n.Schema.String() |
| 421 | name := strings.ToLower(n.FnName.String()) |
| 422 | |
| 423 | // TODO: Deprecate the usage of Funcname |
| 424 | items := []ast.Node{} |
| 425 | if schema != "" { |
| 426 | items = append(items, NewIdentifier(schema)) |
| 427 | } |
| 428 | items = append(items, NewIdentifier(name)) |
| 429 | |
| 430 | // Handle DATE_ADD/DATE_SUB specially to construct INTERVAL expressions |
| 431 | // These functions have args: [date, interval_value, TimeUnitExpr] |
| 432 | if (name == "date_add" || name == "date_sub") && len(n.Args) == 3 { |
| 433 | if timeUnit, ok := n.Args[2].(*pcast.TimeUnitExpr); ok { |
| 434 | args := &ast.List{ |
| 435 | Items: []ast.Node{ |
| 436 | c.convert(n.Args[0]), |
| 437 | &ast.IntervalExpr{ |
| 438 | Value: c.convert(n.Args[1]), |
| 439 | Unit: timeUnit.Unit.String(), |
| 440 | }, |
| 441 | }, |
| 442 | } |
| 443 | return &ast.FuncCall{ |
| 444 | Args: args, |
| 445 | Func: &ast.FuncName{ |
| 446 | Schema: schema, |
| 447 | Name: name, |
| 448 | }, |
| 449 | Funcname: &ast.List{ |
| 450 | Items: items, |
| 451 | }, |
| 452 | Location: n.OriginTextPosition(), |
| 453 | } |
| 454 | } |
| 455 | } |
| 456 | |
| 457 | args := &ast.List{} |
| 458 | for _, arg := range n.Args { |
| 459 | args.Items = append(args.Items, c.convert(arg)) |
| 460 | } |
| 461 | |
| 462 | if schema == "" && name == "coalesce" { |
| 463 | return &ast.CoalesceExpr{ |
| 464 | Args: args, |
| 465 | } |
| 466 | } else { |
| 467 | return &ast.FuncCall{ |
| 468 | Args: args, |
| 469 | Func: &ast.FuncName{ |
| 470 | Schema: schema, |
| 471 | Name: name, |
| 472 | }, |
| 473 | Funcname: &ast.List{ |
| 474 | Items: items, |
| 475 | }, |
| 476 | Location: n.OriginTextPosition(), |
no test coverage detected