mirror of
https://github.com/google/go-jsonnet.git
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39 lines
1.1 KiB
Go
39 lines
1.1 KiB
Go
/*
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Copyright 2019 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package formatter
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import (
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"github.com/google/go-jsonnet/ast"
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"github.com/google/go-jsonnet/internal/pass"
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)
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// NoRedundantSliceColon is a formatter pass that preserves fodder in the case
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// of arr[1::] being formatted as arr[1:]
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type NoRedundantSliceColon struct {
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pass.Base
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}
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// Slice implements this pass.
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func (c *NoRedundantSliceColon) Slice(p pass.ASTPass, slice *ast.Slice, ctx pass.Context) {
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if slice.Step == nil {
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if len(slice.StepColonFodder) > 0 {
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ast.FodderMoveFront(&slice.RightBracketFodder, &slice.StepColonFodder)
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}
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}
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c.Base.Slice(p, slice, ctx)
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}
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