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Thejas M Nair commented on PIG-1618: ------------------------------------ +1 for NewParser-7.patch Patch committed to trunk. > Switch to new parser generator technology > ----------------------------------------- > > Key: PIG-1618 > URL: https://issues.apache.org/jira/browse/PIG-1618 > Project: Pig > Issue Type: Improvement > Affects Versions: 0.8.0 > Reporter: Alan Gates > Assignee: Xuefu Zhang > Fix For: 0.9.0 > > Attachments: antlr-3.2.jar, javadoc.patch, NewParser-1.patch, > NewParser-2.patch, NewParser-3.patch, NewParser-3.patch, NewParser-4.patch, > NewParser-5.patch, NewParser-6.patch, NewParser-7.patch > > > There are many bugs in Pig related to the parser, particularly to bad error > messages. After review of Java CC we feel these will be difficult to address > using that tool. Also, the .jjt files used by JavaCC are hard to understand > and maintain. > ANTLR is being reviewed as the most likely choice to move to, but other > parsers will be reviewed as well. > This JIRA will act as an umbrella issue for other parser issues. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.