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Class: IfTag

A class that implements the Tag interface is responsible for parsing one or more tokens from a token stream, and returning an ast.Node to be added into the abstract syntax tree.

Extended by​

Implements​

Constructors​

new IfTag()​

new IfTag(): IfTag

Returns​

IfTag

Properties​

block​

readonly block: true = true

Defined in​

src/builtin/tags/if.ts:37

end​

readonly end: string = TAG_ENDIF

Defined in​

src/builtin/tags/if.ts:39

name​

readonly name: string = TAG_IF

Defined in​

src/builtin/tags/if.ts:38

nodeClass​

protected nodeClass: typeof IfNode = IfNode

Defined in​

src/builtin/tags/if.ts:40

END_ELSEIF_BLOCK​

protected static END_ELSEIF_BLOCK: Set<string>

Defined in​

src/builtin/tags/if.ts:34

END_ELSE_BLOCK​

protected static END_ELSE_BLOCK: Set<string>

Defined in​

src/builtin/tags/if.ts:35

END_IF_BLOCK​

protected static END_IF_BLOCK: Set<string>

Defined in​

src/builtin/tags/if.ts:28

Methods​

parse()​

parse(stream, environment): Node

Create a syntax tree node by parsing tokens from the token stream.

If implementing a block tag (one with a start and end tag), the stream should be left with the end tag as its current token.

Parameters​

• stream: TokenStream

A stream of template tokens.

• environment: Environment

The active environment.

Returns​

Node

Implementation of​

Tag.parse

Defined in​

src/builtin/tags/if.ts:47

parseExpression()​

protected parseExpression(stream): BooleanExpression

Parameters​

• stream: TokenStream

Returns​

BooleanExpression

Defined in​

src/builtin/tags/if.ts:42