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35 lines
803 B
Go
35 lines
803 B
Go
package ast
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import "github.com/sqlc-dev/sqlc/internal/sql/format"
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type InferClause struct {
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Tag NodeTag[InferClause] `json:"tag"`
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IndexElems *List `json:"index_elems,omitempty"`
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WhereClause Node `json:"where_clause,omitempty"`
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Conname *string `json:"conname,omitempty"`
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Location int `json:"location"`
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}
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func (n *InferClause) Pos() int {
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return n.Location
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}
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func (n *InferClause) 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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if n.Conname != nil && *n.Conname != "" {
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buf.WriteString("ON CONSTRAINT ")
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buf.WriteString(*n.Conname)
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} else if items(n.IndexElems) {
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buf.WriteString("(")
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buf.join(n.IndexElems, d, ", ")
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buf.WriteString(")")
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if set(n.WhereClause) {
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buf.WriteString(" WHERE ")
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buf.astFormat(n.WhereClause, d)
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}
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}
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}
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