jadams-tresys commented on a change in pull request #176: Add better error
message for '/' vs 'div'
URL: https://github.com/apache/incubator-daffodil/pull/176#discussion_r251978937
##########
File path:
daffodil-core/src/main/scala/org/apache/daffodil/dpath/DFDLExpressionParser.scala
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@@ -157,7 +157,14 @@ class DFDLPathExpressionParser[T <: AnyRef](qn:
NamedQName,
nextRdr = nextRdr.rest
i += 1
}
- context.SDE("Unable to parse expression. Message: %s\nNext: %s.", msg,
nextString.toString())
+ val err_msg = {
+ if (msg.contains('/')) {
+ msg + ", did you mean to use 'div'?"
+ } else {
Review comment:
While I agree that that is a better solution, it seems to break all the path
tests where as my original method doesn't. I'm not entirely sure I understand
the code for the UnaryExpr stuff correctly, so it's possible I did something
wrong. I'll push up my changes as an example.
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