Changes the implementation of Atomise and Compound to no longer use goroutines

This results in a massive performance boost, ~4x speedup

1 files changed, 3 insertions, 10 deletions

diff --git a/main/command.go b/main/command.go
index 9554f9d..136fb26 100644
--- a/main/command.go
+++ b/main/command.go
@@ -54,19 +54,12 @@ func (cmd DeletePathCommand) exec(state *ProgramState) {
 }
 
 func runSubex(state subex.SubexState, in []walk.WalkValue) (out []walk.WalkValue, error bool) {
-	valueStream := make(chan walk.WalkValue)
-	go func(in []walk.WalkValue, out chan<- walk.WalkValue) {
-		for _, value := range in {
-			out <- value
-		}
-		close(out)
-	}(in, valueStream)
-	atomStream := walk.Atomise(valueStream)
-	atomsOut, error := subex.RunTransducer(state, atomStream)
+	atomsIn := walk.Atomise(in)
+	atomsOut, error := subex.RunTransducer(state, atomsIn)
 	if error {
 		return nil, true
 	}
-	valuesOut, err := walk.MemoryCompound(atomsOut)
+	valuesOut, err := walk.Compound(atomsOut)
 	if err != nil {
 		return nil, true
 	}