chwthewke / auto-diff
Showing 1 of 2 files from the diff.

@@ -3,6 +3,7 @@
Loading
3 3
import cats.data.Ior
4 4
import cats.data.NonEmptyList
5 5
import cats.syntax.option._
6 +
import scala.annotation.tailrec
6 7
7 8
case class DiffMatch[A]( difference: Option[Difference.Unordered], matches: List[( A, A )] )
8 9
@@ -32,31 +33,33 @@
Loading
32 33
  )( implicit D: Diff[A], H: Hint[A] ): ( List[A], List[A], List[( A, A )], List[Difference] ) = {
33 34
    right.foldRight( ( left.toList, List.empty[A], List.empty[( A, A )], List.empty[Difference] ) ) {
34 35
      case ( elem, ( remaining, unmatched, matches, mismatches ) ) =>
35 -
        def remainingAfter( matched: A ): List[A] = remaining.filterNot( matched == _ )
36 +
        def remainingAfter( matchedIx: Int ): List[A] = remaining.take( matchedIx ) ++ remaining.drop( matchedIx + 1 )
36 37
37 38
        def explainMismatch( a: A, d: Difference ): Difference = Difference.Tagged( s"at ${H.show( a )}", d )
38 39
39 -
        def search( prevMis: Option[( A, Difference )], excessMis: Boolean )(
40 -
            cands: List[A]
41 -
        ): Either[Option[( A, Difference )], A] = cands match {
42 -
          case Nil => Left( prevMis.map { case ( a, d ) => ( a, explainMismatch( a, d ) ) } )
43 -
          case cand :: more if H( cand, elem ) =>
40 +
        @tailrec
41 +
        def search( prevMis: Option[( A, Int, Difference )], excessMis: Boolean )(
42 +
            cands: List[( A, Int )]
43 +
        ): Either[Option[( Int, Difference )], ( A, Int )] = cands match {
44 +
          case Nil => Left( prevMis.map { case ( a, ix, d ) => ( ix, explainMismatch( a, d ) ) } )
45 +
          case ( cand, ix ) :: more if H( cand, elem ) =>
44 46
            D( cand, elem ) match {
45 -
              case None => Right( cand )
47 +
              case None => Right( ( cand, ix ) )
46 48
              case mis @ Some( _ ) =>
47 49
                val ( p, e ) =
48 50
                  if (excessMis || prevMis.nonEmpty || H.isDefault) ( none, true )
49 -
                  else ( mis.map( cand -> _ ), false )
51 +
                  else ( mis.map( ( cand, ix, _ ) ), false )
50 52
                search( p, e )( more )
51 53
            }
52 54
          case _ :: more => search( prevMis, excessMis )( more )
53 55
        }
54 56
55 -
        search( none, false )( remaining ) match {
56 -
          case Right( newMatch ) => ( remainingAfter( newMatch ), unmatched, ( newMatch, elem ) :: matches, mismatches )
57 -
          case Left( None )      => ( remaining, elem :: unmatched, matches, mismatches )
58 -
          case Left( Some( ( mismatched, mismatch ) ) ) =>
59 -
            ( remainingAfter( mismatched ), unmatched, matches, mismatch :: mismatches )
57 +
        search( none, excessMis = false )( remaining.zipWithIndex ) match {
58 +
          case Right( ( newMatch, ix ) ) =>
59 +
            ( remainingAfter( ix ), unmatched, ( newMatch, elem ) :: matches, mismatches )
60 +
          case Left( None ) => ( remaining, elem :: unmatched, matches, mismatches )
61 +
          case Left( Some( ( ix, mismatch ) ) ) =>
62 +
            ( remainingAfter( ix ), unmatched, matches, mismatch :: mismatches )
60 63
        }
61 64
62 65
    }
211.2
default=
TRAVIS_OS_NAME=linux
201.2
default=
TRAVIS_OS_NAME=linux
200.2
default=
TRAVIS_OS_NAME=linux
203.2
default=
TRAVIS_OS_NAME=linux
202.2
default=
TRAVIS_OS_NAME=linux
205.2
default=
TRAVIS_OS_NAME=linux
204.2
default=
TRAVIS_OS_NAME=linux
207.2
default=
TRAVIS_OS_NAME=linux
206.2
default=
TRAVIS_OS_NAME=linux
209.2
default=
TRAVIS_OS_NAME=linux
208.2
default=
TRAVIS_OS_NAME=linux

No yaml found.

Create your codecov.yml to customize your Codecov experience

Sunburst
The inner-most circle is the entire project, moving away from the center are folders then, finally, a single file. The size and color of each slice is representing the number of statements and the coverage, respectively.
Icicle
The top section represents the entire project. Proceeding with folders and finally individual files. The size and color of each slice is representing the number of statements and the coverage, respectively.
Grid
Each block represents a single file in the project. The size and color of each block is represented by the number of statements and the coverage, respectively.
Loading