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39 lines
1.1 KiB
Go
39 lines
1.1 KiB
Go
package ast
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import "github.com/sqlc-dev/sqlc/internal/sql/format"
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type AlterTableStmt struct {
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Tag NodeTag[AlterTableStmt] `json:"tag"`
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// TODO: Only TableName or Relation should be defined
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Relation *RangeVar `json:"relation,omitempty"`
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Table *TableName `json:"table,omitempty"`
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Cmds *List `json:"cmds,omitempty"`
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MissingOk bool `json:"missing_ok"`
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Relkind ObjectType `json:"relkind"`
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// Incomplete marks a statement whose source carried syntax this node
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// does not model, such as column constraints beyond plain NOT NULL and
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// PRIMARY KEY on an added column. No faithful rendering exists for it.
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Incomplete bool `json:"incomplete"`
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}
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func (n *AlterTableStmt) Pos() int {
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return 0
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}
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func (n *AlterTableStmt) Format(buf *TrackedBuffer, d format.Dialect) {
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if n == nil {
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return
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}
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// An incomplete statement cannot be printed back: part of its source
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// was parsed away. Render nothing, which no verification accepts, so
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// the formatter keeps the statement as written.
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if n.Incomplete {
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return
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}
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buf.WriteString("ALTER TABLE ")
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buf.astFormat(n.Relation, d)
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buf.astFormat(n.Table, d)
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buf.astFormat(n.Cmds, d)
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}
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