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handle multi-line dagger shell blocks #203

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Merged
kpenfound merged 1 commit into from
Mar 4, 2026
Merged

handle multi-line dagger shell blocks #203

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52 changes: 52 additions & 0 deletions .github/workflows/test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -236,6 +236,58 @@ jobs:
exit 1
fi

call-multiline-backslash:
runs-on: "ubuntu-latest"
steps:
- uses: actions/checkout@v4
- name: "Test call with backslash continuation"
id: test-call-backslash
uses: ./
with:
version: latest
verb: core
args: |-
container \
from --address=alpine \
with-exec --args echo,-n,"hello world" \
stdout
- name: "Test call backslash (check)"
run: |
target='${{ steps.test-call-backslash.outputs.output }}'
if [[ "$target" == "hello world" ]]; then
echo "matches"
exit 0
else
echo "does not match: $target"
exit 1
fi

call-multiline-newline:
runs-on: "ubuntu-latest"
steps:
- uses: actions/checkout@v4
- name: "Test call with bare newlines"
id: test-call-newline
uses: ./
with:
version: latest
verb: core
args: |-
container
from --address=alpine
with-exec --args echo,-n,"hello world"
stdout
- name: "Test call newline (check)"
run: |
target='${{ steps.test-call-newline.outputs.output }}'
if [[ "$target" == "hello world" ]]; then
echo "matches"
exit 0
else
echo "does not match: $target"
exit 1
fi

check:
runs-on: "ubuntu-latest"
steps:
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9 changes: 5 additions & 4 deletions action.yml
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Expand Up @@ -133,10 +133,11 @@ runs:
run: |
verb=${{ inputs.verb }}
shell=$(echo '${{ toJSON(inputs.shell) }}' | jq -rj .)
dagger_flags=$(echo '${{ toJSON(inputs.dagger-flags) }}' | jq -rj .)
args=$(echo '${{ toJSON(inputs.args) }}' | jq -rj .)
call=$(echo '${{ toJSON(inputs.call) }}' | jq -rj .)
check=$(echo '${{ toJSON(inputs.check) }}' | jq -rj .)
# Collapse backslash-continuations and newlines into spaces for CLI args
dagger_flags=$(echo '${{ toJSON(inputs.dagger-flags) }}' | jq -rj . | sed -z 's/\\\n/ /g; s/\n/ /g')
args=$(echo '${{ toJSON(inputs.args) }}' | jq -rj . | sed -z 's/\\\n/ /g; s/\n/ /g')
call=$(echo '${{ toJSON(inputs.call) }}' | jq -rj . | sed -z 's/\\\n/ /g; s/\n/ /g')
check=$(echo '${{ toJSON(inputs.check) }}' | jq -rj . | sed -z 's/\\\n/ /g; s/\n/ /g')
if [[ -n "${{ inputs.call }}" ]]; then
verb="call"
elif [[ -n "$check" ]]; then
Expand Down