abstract class Crinja::Tag

• Crinja::Tag
• Reference
• Object

Overview

A tag (=control structure) refers to all those things that control the flow of a program - conditionals (i.e. if/elif/else), for-loops, as well as things like macros and blocks.

Control structures appear inside {% ... %} blocks.

Builtin tags

The following tags are available in the default library:

• **[autoescape](http://jinja.pocoo.org/docs/2.9/templates/#autoescape-overrides)**
• **[block](http://jinja.pocoo.org/docs/2.9/templates/#blocks)**
• **[call](http://jinja.pocoo.org/docs/2.9/templates/#call)**
• **[extends](http://jinja.pocoo.org/docs/2.9/templates/#extends)**
• **[filter](http://jinja.pocoo.org/docs/2.9/templates/#id11)**
• **[for](http://jinja.pocoo.org/docs/2.9/templates/#for)**
• **[from](http://jinja.pocoo.org/docs/2.9/templates/#import)**
• **[if](http://jinja.pocoo.org/docs/2.9/templates/#if)**
• **[import](http://jinja.pocoo.org/docs/2.9/templates/#import)**
• **[include](http://jinja.pocoo.org/docs/2.9/templates/#include)**
• **[macro](http://jinja.pocoo.org/docs/2.9/templates/#macros)**
• **[raw](http://jinja.pocoo.org/docs/2.9/templates/#escaping)**
• **[set](http://jinja.pocoo.org/docs/2.9/templates/#assignments)**
• **[with](http://jinja.pocoo.org/docs/2.9/templates/#with-statement)**

See Jinja2 Template Documentation detailed explanations.

Direct Known Subclasses

• Crinja::Tag::Autoescape
• Crinja::Tag::Block
• Crinja::Tag::Call
• Crinja::Tag::Do
• Crinja::Tag::EndTag
• Crinja::Tag::Extends
• Crinja::Tag::Filter
• Crinja::Tag::For
• Crinja::Tag::From
• Crinja::Tag::If
• Crinja::Tag::If::Elif
• Crinja::Tag::If::Else
• Crinja::Tag::Import
• Crinja::Tag::Include
• Crinja::Tag::Macro
• Crinja::Tag::Raw
• Crinja::Tag::Set
• Crinja::Tag::With

Defined in:

lib/tag.cr

Instance Method Summary

• #end_tag : String?
• #has_block?(node : TagNode)
• #interpret_output(renderer : Renderer, tag_node : TagNode)
• #to_s(io)

Macro Summary

• name(name, end_tag = nil)

Instance Method Detail

Macro Detail