Fix #798

Author: drpatelh

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - [[#764](https://github.com/nf-core/rnaseq/issues/764)] - Test fails when using GCP due to missing tools in the basic biocontainer
 - [[#791](https://github.com/nf-core/rnaseq/issues/791)] - Add outputs for umitools dedup summary stats
+- [[#798](https://github.com/nf-core/rnaseq/issues/798)] - Decompress transcript fasta error
 - Updated pipeline template to [nf-core/tools 2.3.2](https://github.com/nf-core/tools/releases/tag/2.3.2)
 
 ### Parameters

subworkflows/local/prepare_genome.nf

@@ -106,7 +106,7 @@ workflow PREPARE_GENOME {
     //
     if (params.transcript_fasta) {
         if (params.transcript_fasta.endsWith('.gz')) {
-            ch_transcript_fasta = GUNZIP_TRANSCRIPT_FASTA ( [:], params.transcript_fasta ).gunzip.map { it[1] }
+            ch_transcript_fasta = GUNZIP_TRANSCRIPT_FASTA ( [ [:], params.transcript_fasta ] ).gunzip.map { it[1] }
             ch_versions         = ch_versions.mix(GUNZIP_TRANSCRIPT_FASTA.out.versions)
         } else {
             ch_transcript_fasta = file(params.transcript_fasta)