[PIG-267] Don't substitute parameters inside comments

• Type: Bug
• Status: Resolved
• Priority: Trivial
• Resolution: Duplicate
• Assignee: Unassigned
• Reporter: Amir Youssefi
• Created: 13/Jun/08 08:13
• Updated: 22/Oct/09 18:21
• Resolved: 22/Oct/09 18:21

Description

A script with $x in comments fails because Pig thinks it's an undefined parameter. One approach to address it is to skip substitution for comments.

java.lang.RuntimeException: Undefined parameter : x
at org.apache.pig.tools.parameters.PreprocessorContext.substitute(PreprocessorContext.java:221)
at org.apache.pig.tools.parameters.ParameterSubstitutionPreprocessor.parsePigFile(ParameterSubstitutionPreprocessor.java:106)
at org.apache.pig.tools.parameters.ParameterSubstitutionPreprocessor.genSubstitutedFile(ParameterSubstitutionPreprocessor.java:86)
at org.apache.pig.Main.runParamPreprocessor(Main.java:382)
at org.apache.pig.Main.main(Main.java:284)

Issue Links

• duplicates: PIG-598 Parameter substitution ($PARAMETER) should not be performed in comments
• relates to: PIG-598 Parameter substitution ($PARAMETER) should not be performed in comments