unioffice/spreadsheet/formula/sheetprefixexpr.go
Todd fb43078e87 formula: add support for referencing other sheets
This adds support references like 'Sheet 1'! so that formulas
can pull values from other sheets.
2017-09-16 10:33:13 -05:00

25 lines
771 B
Go

// Copyright 2017 Baliance. All rights reserved.
//
// Use of this source code is governed by the terms of the Affero GNU General
// Public License version 3.0 as published by the Free Software Foundation and
// appearing in the file LICENSE included in the packaging of this file. A
// commercial license can be purchased by contacting sales@baliance.com.
package formula
type SheetPrefixExpr struct {
sheet string
}
func NewSheetPrefixExpr(s string) Expression {
return &SheetPrefixExpr{s}
}
func (s SheetPrefixExpr) Eval(ctx Context, ev Evaluator) Result {
return MakeErrorResult("sheet prefix should never be evaluated")
}
func (s SheetPrefixExpr) Reference(ctx Context, ev Evaluator) Reference {
return Reference{Type: ReferenceTypeSheet, Value: s.sheet}
}