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tpl: Support text/template/parse API change in go1.11
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| // Copyright 2016 The Hugo Authors. All rights reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| // +build !go1.11 | ||
|
|
||
| package tplimpl | ||
|
|
||
| import ( | ||
| "text/template/parse" | ||
| ) | ||
|
|
||
| // paramsKeysToLower is made purposely non-generic to make it not so tempting | ||
| // to do more of these hard-to-maintain AST transformations. | ||
| func (c *templateContext) paramsKeysToLower(n parse.Node) { | ||
| switch x := n.(type) { | ||
| case *parse.ListNode: | ||
| if x != nil { | ||
| c.paramsKeysToLowerForNodes(x.Nodes...) | ||
| } | ||
| case *parse.ActionNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe) | ||
| case *parse.IfNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe, x.List, x.ElseList) | ||
| case *parse.WithNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe, x.List, x.ElseList) | ||
| case *parse.RangeNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe, x.List, x.ElseList) | ||
| case *parse.TemplateNode: | ||
| subTempl := c.getIfNotVisited(x.Name) | ||
| if subTempl != nil { | ||
| c.paramsKeysToLowerForNodes(subTempl.Root) | ||
| } | ||
| case *parse.PipeNode: | ||
| for i, elem := range x.Decl { | ||
| if len(x.Cmds) > i { | ||
| // maps $site => .Site etc. | ||
| c.decl[elem.Ident[0]] = x.Cmds[i].String() | ||
| } | ||
| } | ||
|
|
||
| for _, cmd := range x.Cmds { | ||
| c.paramsKeysToLower(cmd) | ||
| } | ||
|
|
||
| case *parse.CommandNode: | ||
| for _, elem := range x.Args { | ||
| switch an := elem.(type) { | ||
| case *parse.FieldNode: | ||
| c.updateIdentsIfNeeded(an.Ident) | ||
| case *parse.VariableNode: | ||
| c.updateIdentsIfNeeded(an.Ident) | ||
| case *parse.PipeNode: | ||
| c.paramsKeysToLower(an) | ||
| } | ||
|
|
||
| } | ||
| } | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| // Copyright 2016 The Hugo Authors. All rights reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| // +build go1.11 | ||
|
|
||
| package tplimpl | ||
|
|
||
| import ( | ||
| "text/template/parse" | ||
| ) | ||
|
|
||
| // paramsKeysToLower is made purposely non-generic to make it not so tempting | ||
| // to do more of these hard-to-maintain AST transformations. | ||
| func (c *templateContext) paramsKeysToLower(n parse.Node) { | ||
| switch x := n.(type) { | ||
| case *parse.ListNode: | ||
| if x != nil { | ||
| c.paramsKeysToLowerForNodes(x.Nodes...) | ||
| } | ||
| case *parse.ActionNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe) | ||
| case *parse.IfNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe, x.List, x.ElseList) | ||
| case *parse.WithNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe, x.List, x.ElseList) | ||
| case *parse.RangeNode: | ||
| c.paramsKeysToLowerForNodes(x.Pipe, x.List, x.ElseList) | ||
| case *parse.TemplateNode: | ||
| subTempl := c.getIfNotVisited(x.Name) | ||
| if subTempl != nil { | ||
| c.paramsKeysToLowerForNodes(subTempl.Root) | ||
| } | ||
| case *parse.PipeNode: | ||
| for i, elem := range x.Vars { | ||
| if len(x.Cmds) > i { | ||
| // maps $site => .Site etc. | ||
| c.decl[elem.Ident[0]] = x.Cmds[i].String() | ||
| } | ||
| } | ||
|
|
||
| for _, cmd := range x.Cmds { | ||
| c.paramsKeysToLower(cmd) | ||
| } | ||
|
|
||
| case *parse.CommandNode: | ||
| for _, elem := range x.Args { | ||
| switch an := elem.(type) { | ||
| case *parse.FieldNode: | ||
| c.updateIdentsIfNeeded(an.Ident) | ||
| case *parse.AssignNode: | ||
| c.updateIdentsIfNeeded(an.Ident) | ||
| case *parse.PipeNode: | ||
| c.paramsKeysToLower(an) | ||
| } | ||
|
|
||
| } | ||
| } | ||
| } |