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Hint typoed identifiers

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This commit is contained in:
Karol Stasiak 2018-12-30 18:55:03 +01:00
parent b068663729
commit fc56c11b31
1 changed files with 12 additions and 0 deletions
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12
src/main/scala/millfork/env/Environment.scala vendored
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@ -8,6 +8,7 @@ import millfork.compiler.{AbstractExpressionCompiler, LabelGenerator}
import millfork.error.Logger
import millfork.node._
import millfork.output._
import org.apache.commons.lang3.StringUtils
import scala.collection.mutable
@ -261,6 +262,7 @@ class Environment(val parent: Option[Environment], val prefix: String, val cpuFa
}
}
} else parent.fold {
hintTypo(name)
log.fatal(s"${clazz.getSimpleName} `$name` is not defined", position)
} {
_.get[T](name, position)
@ -475,6 +477,7 @@ class Environment(val parent: Option[Environment], val prefix: String, val cpuFa
maybeGet[Thing](name) match {
case None =>
log.error(s"`$name` is not defined")
hintTypo(name)
1
case Some(thing) => thing match {
case t: Type => t.size
@ -1344,9 +1347,18 @@ class Environment(val parent: Option[Environment], val prefix: String, val cpuFa
}
}
def hintTypo(name: String): Unit = {
val realThings = this.things.keySet ++ parent.map(_.things.keySet).getOrElse(Set())
val matchingThings = realThings.filter(thing => !thing.contains("$") && StringUtils.getJaroWinklerDistance(thing,name) > 0.9)
if (matchingThings.nonEmpty) {
log.info("Did you mean: " + matchingThings.mkString(", "))
}
}
private def checkName[T <: Thing : Manifest](objType: String, name: String, pos: Option[Position]): Unit = {
if (maybeGet[T](name).isEmpty) {
log.error(s"$objType `$name` is not defined", pos)
hintTypo(name)
}
}