returns match status of CSI/SS3 sequence and matched length
@return [Array] specs of default gems that are ‘==` to the given `spec`.
Returns true if the document is valid with all lines removed. By default it checks all blocks in present in the frontier array, but can be used for arbitrary arrays of codeblocks as well
Create a new MatchLastLineNode node.
case foo; in bar; end ^^^^^^^^^^^^^^^^^^^^^
foo in bar ^^^^^^^^^^
foo => bar ^^^^^^^^^^
/(?<foo>foo)/ =~ bar ^^^^^^^^^^^^^^^^^^^^
Interpolate substitution vars in the arg (i.e. $(DEFFILE))
Compile a MatchLastLineNode node
Dispatch enter and leave events for MatchLastLineNode nodes and continue walking the tree.