Give igraph back

.github/workflows/unittests.yml

@@ -137,7 +137,6 @@ jobs:
  extra-packages: |
  any::rcmdcheck
  github::jasp-stats/jaspTools
- cran::igraph
  needs: check
  cache-version: 2
 
@@ -151,6 +150,12 @@ jobs:
  jaspTools::setupJaspTools()
  shell: Rscript {0}
 
+ # so Rstudio's binary for igraph appears to be incompatible (i.e., crashes hard) with GitHub actions. Instead, we install igraph from source
+ - name: Make sure igraph is installed from source
+ if: runner.os == 'Linux' && inputs.needs_igraph
+ run: install.packages("igraph", type = "source", repos = "https://cloud.r-project.org/")
+ shell: Rscript {0}
+
  - name: Run unit tests
  run: source("tests/testthat.R")
  shell: Rscript {0}