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Merged
swissspidy merged 4 commits into from
Jan 20, 2026
Merged

Validate AI-suggested labels against repository labels #195

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029f6ae
Initial plan
Copilot Jan 20, 2026
da23be9
Filter AI suggested labels against available labels to prevent halluc…
Copilot Jan 20, 2026
281ef24
Add null check for AVAILABLE_LABELS to prevent errors
Copilot Jan 20, 2026
b4ffb47
Use case-insensitive comparison and single-pass reduce for label vali…
Copilot Jan 20, 2026
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83 changes: 75 additions & 8 deletions .github/workflows/reusable-issue-triage.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -108,25 +108,59 @@ jobs:
uses: actions/github-script@v8
env:
AI_RESPONSE: ${{ steps.ai-triage.outputs.response }}
AVAILABLE_LABELS: ${{ env.AVAILABLE_LABELS }}
with:
script: |
const response = process.env.AI_RESPONSE;
const availableLabelsStr = process.env.AVAILABLE_LABELS;

if (!response || response.trim() === '') {
console.log('No labels selected by AI');
return;
}

const labels = response.replaceAll('```', '').split(',')
if (!availableLabelsStr) {
console.log('No available labels found');
return;
}

// Parse available labels (normalized to lowercase)
const availableLabels = availableLabelsStr.split(',')
.map(l => l.trim().toLowerCase())
.filter(l => l.length > 0);

// Parse AI suggested labels
const suggestedLabels = response.replaceAll('```', '').split(',')
.map(l => l.trim())
.filter(l => l.length > 0);

if (labels.length > 0) {
console.log(`Applying labels: ${labels.join(', ')}`);
// Partition into valid and invalid in a single pass
const { validLabels, invalidLabels } = suggestedLabels.reduce(
(acc, label) => {
if (availableLabels.includes(label.toLowerCase())) {
acc.validLabels.push(label);
} else {
acc.invalidLabels.push(label);
}
return acc;
},
{ validLabels: [], invalidLabels: [] }
);

// Log any invalid labels
if (invalidLabels.length > 0) {
console.log(
`Skipping invalid labels: ${invalidLabels.join(', ')}`
);
}

if (validLabels.length > 0) {
console.log(`Applying labels: ${validLabels.join(', ')}`);
await github.rest.issues.addLabels({
owner: context.repo.owner,
repo: context.repo.repo,
issue_number: context.issue.number,
labels: labels
labels: validLabels
});
} else {
console.log('No valid labels to apply');
Expand Down Expand Up @@ -317,27 +351,60 @@ jobs:
env:
AI_RESPONSE: ${{ steps.ai-triage.outputs.response }}
ITEM_NUMBER: ${{ inputs.issue_number }}
AVAILABLE_LABELS: ${{ env.AVAILABLE_LABELS }}
with:
script: |
const response = process.env.AI_RESPONSE;
const itemNumber = parseInt(process.env.ITEM_NUMBER);
const availableLabelsStr = process.env.AVAILABLE_LABELS;

if (!response || response.trim() === '') {
console.log('No labels selected by AI');
return;
}

const labels = response.replaceAll('```', '').split(',')
if (!availableLabelsStr) {
console.log('No available labels found');
return;
}

// Parse available labels (normalized to lowercase)
const availableLabels = availableLabelsStr.split(',')
.map(l => l.trim().toLowerCase())
.filter(l => l.length > 0);

// Parse AI suggested labels
const suggestedLabels = response.replaceAll('```', '').split(',')
.map(l => l.trim())
.filter(l => l.length > 0);

if (labels.length > 0) {
console.log(`Applying labels: ${labels.join(', ')}`);
// Partition into valid and invalid in a single pass
const { validLabels, invalidLabels } = suggestedLabels.reduce(
(acc, label) => {
if (availableLabels.includes(label.toLowerCase())) {
acc.validLabels.push(label);
} else {
acc.invalidLabels.push(label);
}
return acc;
},
{ validLabels: [], invalidLabels: [] }
);

// Log any invalid labels
if (invalidLabels.length > 0) {
console.log(
`Skipping invalid labels: ${invalidLabels.join(', ')}`
);
}

if (validLabels.length > 0) {
console.log(`Applying labels: ${validLabels.join(', ')}`);
await github.rest.issues.addLabels({
owner: context.repo.owner,
repo: context.repo.repo,
issue_number: itemNumber,
labels: labels
labels: validLabels
});
} else {
console.log('No valid labels to apply');
Expand Down