56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
/*
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Serene --- Yet an other Lisp
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Copyright (c) 2020 Sameer Rahmani <lxsameer@gnu.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package core
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import (
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"serene-lang.org/bootstrap/pkg/ast"
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"serene-lang.org/bootstrap/pkg/hash"
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)
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type NothingType struct{}
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var Nothing = NothingType{}
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func (n NothingType) GetType() ast.NodeType {
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return ast.Nothing
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}
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func (n NothingType) Hash() uint32 {
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bytes := []byte("Nothing")
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return hash.Of(append([]byte{byte(ast.Block)}, bytes...))
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}
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func (n NothingType) GetLocation() *ast.Location {
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return ast.MakeUnknownLocation()
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}
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func (n NothingType) String() string {
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return ""
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}
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func (n NothingType) ToDebugStr() string {
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return ""
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}
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func (n NothingType) GetExecutionScope() IScope {
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return nil
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}
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func (n NothingType) SetExecutionScope(scope IScope) {}
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