ent/entc/gen/template/dialect/sql/feature/execquery.tmpl

{{/*
Copyright 2019-present Facebook Inc. All rights reserved.
This source code is licensed under the Apache 2.0 license found
in the LICENSE file in the root directory of this source tree.
*/}}

{{/* gotype: entgo.io/ent/entc/gen.Graph*/}}

{{- define "import/additional/stdsql" -}}
	{{- if $.FeatureEnabled "sql/execquery" }}
		stdsql "database/sql"
	{{- end }}
{{- end -}}

{{/* Template for adding "ExecContext"/"QueryContext" methods to the config. */}}
{{ define "config/additional/sql/execquery" }}
    {{- if $.FeatureEnabled "sql/execquery" }}
        // ExecContext allows calling the underlying ExecContext method of the driver if it is supported by it.
        // See, database/sql#DB.ExecContext for more information.
        func (c *config) ExecContext(ctx context.Context, query string, args ...interface{}) (stdsql.Result, error) {
        	ex, ok := c.driver.(interface {
        		ExecContext(context.Context, string, ...interface{}) (stdsql.Result, error)
        	})
        	if !ok {
        		return nil, fmt.Errorf("Driver.ExecContext is not supported")
        	}
        	return ex.ExecContext(ctx, query, args...)
        }

        // QueryContext allows calling the underlying QueryContext method of the driver if it is supported by it.
        // See, database/sql#DB.QueryContext for more information.
        func (c *config) QueryContext(ctx context.Context, query string, args ...interface{}) (*stdsql.Rows, error) {
        	q, ok := c.driver.(interface {
        		QueryContext(context.Context, string, ...interface{}) (*stdsql.Rows, error)
        	})
        	if !ok {
        		return nil, fmt.Errorf("Driver.QueryContext is not supported")
        	}
        	return q.QueryContext(ctx, query, args...)
        }
    {{- end }}
{{ end }}

{{/* Template for adding "ExecContext"/"QueryContext" methods to the client. */}}
{{ define "tx/additional/sql/execquery" }}
    {{- if $.FeatureEnabled "sql/execquery" }}
        // ExecContext allows calling the underlying ExecContext method of the transaction if it is supported by it.
        // See, database/sql#Tx.ExecContext for more information.
        func (tx *txDriver) ExecContext(ctx context.Context, query string, args ...interface{}) (stdsql.Result, error) {
        	ex, ok := tx.tx.(interface {
        		ExecContext(context.Context, string, ...interface{}) (stdsql.Result, error)
        	})
        	if !ok {
        		return nil, fmt.Errorf("Tx.ExecContext is not supported")
        	}
        	return ex.ExecContext(ctx, query, args...)
        }

        // QueryContext allows calling the underlying QueryContext method of the transaction if it is supported by it.
        // See, database/sql#Tx.QueryContext for more information.
        func (tx *txDriver)  QueryContext(ctx context.Context, query string, args ...interface{}) (*stdsql.Rows, error) {
        	q, ok := tx.tx.(interface {
        		QueryContext(context.Context, string, ...interface{}) (*stdsql.Rows, error)
        	})
        	if !ok {
        		return nil, fmt.Errorf("Tx.QueryContext is not supported")
        	}
        	return q.QueryContext(ctx, query, args...)
        }
    {{- end }}
{{ end }}