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Technical Overview
internal package
Foswiki::Infix::Node
Base class for node types generated by Infix::Parser (and its subclasses). This
defines the interface used to construct nodes from the parser.
ClassMethod
newNode( $o, @p ) → \$if
Construct a new parse node (contract with Infix::Parser)
ClassMethod
newLeaf( $val, $type ) → \$if
Construct a new terminal node (contract with Infix::Parser)
-
$val
- the (scalar) value of the leaf
-
$type
- one of NAME, NUMBER, STRING
ObjectMethod
convertToLeaf( $type, $val )
Convert the node into a terminal node.
-
$type
- one of NAME, NUMBER, STRING
-
$val
- the (scalar) value of the leaf
Not used by the
Foswiki::Infix::Parser.
ObjectMethod
isLeaf() → $boolean
Return true if this node was created by
newLeaf()
(or converted by
convertToLeaf
)
ObjectMethod
stringify() → $string
Generate a string representation of the subtree, for reporting. The representation
generated by this function should be parseable, but is not guaranteed to be.