1a0c8b018f
When using the SQL table() function to define a table with an undefined paramater `table($undefined)`, the database would attempt to access a nil table, and would eventually crash.
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
// Copyright © 2016 Abcum Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package fncs
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import (
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"context"
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"github.com/abcum/surreal/mem"
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"github.com/abcum/surreal/sql"
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)
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func model(ctx context.Context, args ...interface{}) (interface{}, error) {
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tb, _ := ensureString(args[0])
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if len(tb) == 0 {
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return nil, mem.ErrorTBNotFound
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}
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switch len(args) {
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case 2:
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if max, ok := ensureFloat(args[1]); ok {
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return sql.NewModel(tb, 0, 0, max), nil
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}
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case 3:
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if min, ok := ensureFloat(args[1]); ok {
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if max, ok := ensureFloat(args[2]); ok {
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return sql.NewModel(tb, min, 1, max), nil
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}
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}
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case 4:
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if min, ok := ensureFloat(args[1]); ok {
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if inc, ok := ensureFloat(args[2]); ok {
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if max, ok := ensureFloat(args[3]); ok {
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return sql.NewModel(tb, min, inc, max), nil
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}
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}
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}
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}
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return nil, nil
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}
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