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|
#
# yyerror/yyerrok/yyaccept test
#
class A
rule
target: a b c
a:
{
yyerror
raise ArgumentError, "yyerror failed"
}
| error
b:
{
yyerrok
}
c:
{
yyaccept
raise ArgumentError, "yyaccept failed"
}
end
---- inner
def parse
do_parse
end
def next_token
[false, '$end']
end
def on_error( *args )
$stderr.puts "on_error called: args=#{args.inspect}"
end
---- footer
A.new.parse
|
