use "channels" and not extraChannels (#82)

.github/workflows/test_options.yml

@@ -111,6 +111,21 @@ jobs:
           extra-specs: |
             xtensor
           channels: conda-forge,blah
+      - name: check channels are correct
+        run: |
+          CHANNEL_OPT=$(micromamba config get channels)
+          echo $CHANNEL_OPT
+          if [[ "$CHANNEL_OPT" != *"conda-forge"* ]]; then
+            exit 1;
+          fi
+          if [[ "$CHANNEL_OPT" != *"blah"* ]]; then
+            exit 1;
+          fi
+          if [[ "${{ matrix.environment-file }}" != "false" ]]; then
+            if [[ "$CHANNEL_OPT" != *"defaults"* ]]; then
+              exit 1;
+            fi
+          fi
 
   test_environment_without_name:
     name: "Test environment.yml without name: attribute"

index.js

@@ -243,13 +243,17 @@ function makeCondarcOpts (inputs, extraChannels) {
   if (inputs.channelAlias) {
     condarcOpts.channel_alias = inputs.channelAlias
   }
-  const channels =
-    inputs.channels && extraChannels
-      ? inputs.channels + ',' + extraChannels.join(', ')
-      : inputs.channels || extraChannels?.join(', ')
+  let channels = []
+  if (inputs.channels) {
+    channels = inputs.channels.split(',').map(s => s.trim())
+  }
+  if (extraChannels) {
+    channels.push.apply(channels, extraChannels)
+  }
   if (channels) {
-    condarcOpts.channels = channels.split(',').map(s => s.trim())
+    condarcOpts.channels = channels
   }
+
   const moreOpts = yaml.safeLoad(inputs.condaRcOptions)
   if (moreOpts) {
     condarcOpts = { ...condarcOpts, ...moreOpts }
@@ -446,7 +450,7 @@ async function main () {
   }
 
   // Setup .condarc
-  const condarcOpts = makeCondarcOpts(inputs, envYaml?.extraChannels)
+  const condarcOpts = makeCondarcOpts(inputs, envYaml?.channels)
   if (inputs.condaRcFile) {
     fs.copyFileSync(inputs.condaRcFile, PATHS.condarc)
   }

package.json

@@ -7,7 +7,7 @@
     "test": "echo \"Error: no test specified\" && exit 1",
     "build": "ncc build index.js -o dist/main --license licenses.txt && ncc build post.js -o dist/post --license licenses.txt && node generate-inputs-docs.js",
     "build-readme": "node generate-inputs-docs.js",
-    "lint": "standard *.js"
+    "lint": "standard *.js --fix"
   },
   "repository": {
     "type": "git",