Method Format

pkg/sql/sem/tree/expr.go:1349–1393

Format implements the NodeFormatter interface.

(ctx *FmtCtx)

// Format implements the NodeFormatter interface.
func (node *FuncExpr) Format(ctx *FmtCtx) {
	var typ string
	if node.Type != 0 {
		typ = funcTypeName[node.Type] + " "
	}

	// We need to remove name anonymization for the function name in
	// particular. Do this by overriding the flags.
	ctx.WithFlags(ctx.flags&^FmtAnonymize, func() {
		ctx.FormatNode(&node.Func)
	})

	ctx.WriteByte('(')
	ctx.WriteString(typ)
	ctx.FormatNode(&node.Exprs)
	if len(node.OrderBy) > 0 {
		ctx.WriteByte(' ')
		ctx.FormatNode(&node.OrderBy)
	}
	ctx.WriteByte(')')
	if ctx.HasFlags(FmtParsable) && node.typ != nil {
		if node.fnProps.AmbiguousReturnType {
			// There's no type annotation available for tuples.
			// TODO(jordan,knz): clean this up. AmbiguousReturnType should be set only
			// when we should and can put an annotation here. #28579
			if node.typ.Family() != types.TupleFamily {
				ctx.WriteString(":::")
				ctx.Buffer.WriteString(node.typ.SQLString())
			}
		}
	}
	if node.Filter != nil {
		ctx.WriteString(" FILTER (WHERE ")
		ctx.FormatNode(node.Filter)
		ctx.WriteString(")")
	}
	if window := node.WindowDef; window != nil {
		ctx.WriteString(" OVER ")
		if window.Name != "" {
			ctx.FormatNode(&window.Name)
		} else {
			ctx.FormatNode(window)
		}
	}
}

// CaseExpr represents a CASE expression.
type CaseExpr struct {