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parse_delete.go
63 lines (52 loc) · 1.19 KB
/
parse_delete.go
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// Copyright (C) 2019 Storj Labs, Inc.
// Copyright (C) 2017 Space Monkey, Inc.
// See LICENSE for copying information.
package syntax
import "storj.io/dbx/ast"
func parseDelete(node *tupleNode) (*ast.Delete, error) {
del := new(ast.Delete)
del.Pos = node.getPos()
model_ref_token, err := node.consumeToken(Ident)
if err != nil {
return nil, err
}
del.Model = modelRefFromToken(model_ref_token)
list_token, err := node.consumeList()
if err != nil {
return nil, err
}
err = list_token.consumeAnyTuples(tupleCases{
"where": func(node *tupleNode) error {
where, err := parseWhere(node)
if err != nil {
return err
}
del.Where = append(del.Where, where)
return nil
},
"join": func(node *tupleNode) error {
join, err := parseJoin(node)
if err != nil {
return err
}
del.Joins = append(del.Joins, join)
return nil
},
"suffix": func(node *tupleNode) error {
if del.Suffix != nil {
return previouslyDefined(node.getPos(), "delete", "suffix",
del.Suffix.Pos)
}
suffix, err := parseSuffix(node)
if err != nil {
return err
}
del.Suffix = suffix
return nil
},
})
if err != nil {
return nil, err
}
return del, nil
}