| // Copyright 2015 The Vanadium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package query_functions |
| |
| import ( |
| "v.io/syncbase/v23/syncbase/nosql/internal/query/conversions" |
| "v.io/syncbase/v23/syncbase/nosql/internal/query/query_parser" |
| "v.io/syncbase/v23/syncbase/nosql/query_db" |
| "v.io/syncbase/v23/syncbase/nosql/syncql" |
| ) |
| |
| func complexFunc(db query_db.Database, off int64, args []*query_parser.Operand) (*query_parser.Operand, error) { |
| r, err := conversions.ConvertValueToFloat(args[0]) |
| if err != nil { |
| return nil, err |
| } |
| |
| i, err := conversions.ConvertValueToFloat(args[1]) |
| if err != nil { |
| return nil, err |
| } |
| |
| return makeComplexOp(off, complex(r.Float, i.Float)), nil |
| } |
| |
| func twoFloatsArgsCheck(db query_db.Database, off int64, args []*query_parser.Operand) error { |
| // The two args must be convertable to floats. |
| for i := 0; i < 2; i++ { |
| if err := checkIfPossibleThatArgIsConvertableToFloat(db, args[i]); err != nil { |
| return syncql.NewErrFloatConversionError(db.GetContext(), args[i].Off, err) |
| } |
| } |
| return nil |
| } |