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implement lenientIf for the unless tag, too

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sschuldenzucker
2020-12-06 22:58:08 +08:00
committed by Jun Yang
parent 87d7dd0d37
commit 6f2b24f7ca
4 changed files with 9 additions and 4 deletions
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docs/source/tutorials/options.md
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@@ -89,7 +89,7 @@ it defaults to false. For example, when set to true, a blank string would evalu
**strictVariables** is used to assert variable existence. If set to `false`, undefined variables will be rendered as empty string. Otherwise, undefined variables will cause a render exception. Defaults to `false`.
**lenientIf** modifies the behavior of `strictVariables` to allow handling optional variables. If set to `true`, an undefined variable will *not* cause an exception in the following two situations: a) it is the condition to an `if` or `elsif` tag; b) it occurs right before a `default` filter. Irrelevant if `strictVariables` is not set. Defaults to `false`.
**lenientIf** modifies the behavior of `strictVariables` to allow handling optional variables. If set to `true`, an undefined variable will *not* cause an exception in the following two situations: a) it is the condition to an `if`, `elsif`, or `unless` tag; b) it occurs right before a `default` filter. Irrelevant if `strictVariables` is not set. Defaults to `false`.
{% note info Non-existent Tags %}
Non-existent tags always throw errors during pasrsing and this behaviour can not be customized.