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Merged
stranske merged 1 commit into from
Jan 4, 2026
Merged

chore: sync workflow templates #144

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298 changes: 269 additions & 29 deletions .github/scripts/issue_scope_parser.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@
const normalizeNewlines = (value) => String(value || '').replace(/\r\n/g, '\n');
const stripBlockquotePrefixes = (value) =>
String(value || '').replace(/^[ \t]*>+[ \t]?/gm, '');
const escapeRegExp = (value) => String(value ?? '').replace(/[\\^$.*+?()[\]{}|]/g, '\\$&');
const LIST_ITEM_REGEX = /^(\s*)([-*+]|\d+[.)])\s+(.*)$/;

const SECTION_DEFS = [
{ key: 'scope', label: 'Scope', aliases: ['Scope', 'Issue Scope', 'Why', 'Background', 'Context', 'Overview'], optional: true },
Expand Down Expand Up @@ -36,6 +36,7 @@ const PR_META_FALLBACK_PLACEHOLDERS = {
};

const CHECKBOX_SECTIONS = new Set(['tasks', 'acceptance']);
const ACCEPTANCE_CUE_REGEX = /(acceptance|definition of done|done criteria)/i;

function normaliseSectionContent(sectionKey, content) {
const trimmed = String(content || '').trim();
Expand Down Expand Up @@ -84,7 +85,7 @@ function normaliseChecklist(content) {
const lines = raw.split('\n');
let mutated = false;
const updated = lines.map((line) => {
const match = line.match(/^(\s*)([-*])\s+(.*)$/);
const match = line.match(LIST_ITEM_REGEX);
if (!match) {
return line;
}
Expand All @@ -104,6 +105,239 @@ function normaliseChecklist(content) {
return mutated ? updated.join('\n') : raw;
}

function stripHeadingMarkers(rawLine) {
if (!rawLine) {
return '';
}
let text = String(rawLine).trim();
if (!text) {
return '';
}
text = text.replace(/^#{1,6}\s+/, '');
text = text.replace(/\s*:\s*$/, '');

const boldMatch = text.match(/^(?:\*\*|__)(.+)(?:\*\*|__)$/);
if (boldMatch) {
text = boldMatch[1].trim();
}

text = text.replace(/\s*:\s*$/, '');
return text.trim();
}

function extractHeadingLabel(rawLine) {
const cleaned = stripHeadingMarkers(rawLine);
if (!cleaned) {
const listMatch = String(rawLine || '').match(LIST_ITEM_REGEX);
if (!listMatch) {
return '';
}
const remainder = listMatch[3]?.trim() || '';
if (!remainder || /^\[[ xX]\]/.test(remainder)) {
return '';
}
return stripHeadingMarkers(remainder);
}
return cleaned;
}

function extractListBlocks(lines) {
const blocks = [];
let current = [];

const flush = () => {
if (current.length) {
const block = current.join('\n').trim();
if (block) {
blocks.push(block);
}
current = [];
}
};

for (const line of lines) {
if (LIST_ITEM_REGEX.test(line)) {
current.push(line);
continue;
}
if (current.length) {
if (!line.trim()) {
current.push(line);
continue;
}
flush();
}
}
flush();

return blocks;
}

function extractListBlocksWithOffsets(lines) {
const blocks = [];
let current = [];
let blockStart = null;
let blockEnd = null;
let offset = 0;

const flush = () => {
if (!current.length) {
return;
}
const content = current.join('\n').trim();
if (content) {
blocks.push({ start: blockStart, end: blockEnd, content });
}
current = [];
blockStart = null;
blockEnd = null;
};

for (const line of lines) {
const isList = LIST_ITEM_REGEX.test(line);
if (isList) {
if (!current.length) {
blockStart = offset;
}
current.push(line);
blockEnd = offset + line.length;
} else if (current.length) {
if (!line.trim()) {
current.push(line);
blockEnd = offset + line.length;
} else {
flush();
}
}
offset += line.length + 1;
}
flush();

return blocks;
}

function removeTrailingBlock(content, block) {
const trimmedContent = String(content || '').trim();
const trimmedBlock = String(block || '').trim();
if (!trimmedContent || !trimmedBlock) {
return content;
}
if (!trimmedContent.endsWith(trimmedBlock)) {
return content;
}
const index = trimmedContent.lastIndexOf(trimmedBlock);
if (index === -1) {
return content;
}
return trimmedContent.slice(0, index).trimEnd();
}

function blockInsideRange(block, range) {
if (!range) {
return false;
}
return block.start >= range.start && block.end <= range.end;
}

function hasAcceptanceCue(content) {
const lines = String(content || '').split('\n');
return lines.some((line) => {
if (LIST_ITEM_REGEX.test(line)) {
return false;
}
const cleaned = stripHeadingMarkers(line);
if (!cleaned) {
return false;
}
return ACCEPTANCE_CUE_REGEX.test(cleaned);
});
}

function inferSectionsFromLists(segment) {
const sections = { scope: '', tasks: '', acceptance: '' };
const lines = String(segment || '').split('\n');
const firstListIndex = lines.findIndex((line) => LIST_ITEM_REGEX.test(line));
if (firstListIndex === -1) {
return sections;
}

const preListText = lines.slice(0, firstListIndex).join('\n').trim();
if (preListText) {
sections.scope = preListText;
}

const listBlocks = extractListBlocks(lines.slice(firstListIndex));
if (listBlocks.length > 0) {
sections.tasks = listBlocks[0];
}
if (listBlocks.length > 1) {
sections.acceptance = listBlocks[1];
}

return sections;
}

function applyListFallbacks({ segment, sections, listBlocks, ranges }) {
const updated = { ...sections };
const tasksMissing = !String(updated.tasks || '').trim();
const acceptanceMissing = !String(updated.acceptance || '').trim();

if (!tasksMissing && !acceptanceMissing) {
return updated;
}

if (tasksMissing && String(updated.scope || '').trim()) {
const inferred = inferSectionsFromLists(updated.scope);
if (inferred.tasks) {
updated.tasks = inferred.tasks;
updated.scope = inferred.scope || '';
if (acceptanceMissing && inferred.acceptance) {
updated.acceptance = inferred.acceptance;
}
}
}

const acceptanceStillMissing = !String(updated.acceptance || '').trim();
if (acceptanceStillMissing && String(updated.tasks || '').trim()) {
const taskBlocks = extractListBlocks(String(updated.tasks || '').split('\n'));
if (taskBlocks.length > 1 && hasAcceptanceCue(updated.tasks)) {
const acceptanceBlock = taskBlocks[taskBlocks.length - 1];
updated.acceptance = acceptanceBlock;
updated.tasks = removeTrailingBlock(updated.tasks, acceptanceBlock);
}
}

const tasksStillMissing = !String(updated.tasks || '').trim();
if (tasksStillMissing && listBlocks.length) {
const acceptanceRange = ranges.acceptance;
const candidates = listBlocks.filter((block) => !blockInsideRange(block, acceptanceRange));
if (candidates.length) {
if (acceptanceRange) {
const before = candidates.filter((block) => block.end <= acceptanceRange.start);
updated.tasks = (before.length ? before[before.length - 1] : candidates[0]).content;
} else {
updated.tasks = candidates[0].content;
}
}
}

const acceptanceStillMissingAfter = !String(updated.acceptance || '').trim();
if (acceptanceStillMissingAfter && listBlocks.length) {
const tasksRange = ranges.tasks;
const candidates = listBlocks.filter((block) => !blockInsideRange(block, tasksRange));
if (candidates.length) {
if (tasksRange) {
const after = candidates.filter((block) => block.start >= tasksRange.end);
updated.acceptance = (after.length ? after[0] : candidates[candidates.length - 1]).content;
} else {
updated.acceptance = candidates[candidates.length - 1].content;
}
}
}

return updated;
}

function collectSections(source) {
const normalized = stripBlockquotePrefixes(normalizeNewlines(source));
if (!normalized.trim()) {
Expand All @@ -120,17 +354,6 @@ function collectSections(source) {
segment = normalized.slice(startIndex + startMarker.length, endIndex);
}

const headingLabelPattern = SECTION_DEFS
.flatMap((section) => section.aliases)
.map((title) => escapeRegExp(title))
.join('|');

// Match headings that may be markdown headers (# H), bold (**H**), or plain text (with optional colon).
const headingRegex = new RegExp(
`^\\s*(?:#{1,6}\\s+|\\*\\*)?(${headingLabelPattern})(?:\\*\\*|:)?\\s*$`,
'gim'
);

const aliasLookup = SECTION_DEFS.reduce((acc, section) => {
section.aliases.forEach((alias) => {
acc[alias.toLowerCase()] = section;
Expand All @@ -139,21 +362,25 @@ function collectSections(source) {
}, {});

const headings = [];
let match;
while ((match = headingRegex.exec(segment)) !== null) {
const matchedLabel = (match[1] || '').trim();
const title = matchedLabel.toLowerCase();
if (!title || !aliasLookup[title]) {
continue;
const lines = segment.split('\n');
const listBlocks = extractListBlocksWithOffsets(lines);
let offset = 0;
for (const line of lines) {
const matchedLabel = extractHeadingLabel(line);
if (matchedLabel) {
const title = matchedLabel.toLowerCase();
if (aliasLookup[title]) {
const section = aliasLookup[title];
headings.push({
title: section.key,
label: section.label,
index: offset,
length: line.length,
matchedLabel,
});
}
}
const section = aliasLookup[title];
headings.push({
title: section.key,
label: section.label,
index: match.index,
length: match[0].length,
matchedLabel,
});
offset += line.length + 1;
}

const extracted = SECTION_DEFS.reduce((acc, section) => {
Expand All @@ -164,9 +391,20 @@ function collectSections(source) {
acc[section.key] = section.label;
return acc;
}, {});
const ranges = SECTION_DEFS.reduce((acc, section) => {
acc[section.key] = null;
return acc;
}, {});

if (headings.length === 0) {
return { segment, sections: extracted, labels };
const inferred = inferSectionsFromLists(segment);
const merged = {
...extracted,
...Object.fromEntries(
Object.entries(inferred).filter(([, value]) => String(value || '').trim())
),
};
return { segment, sections: merged, labels };
}

for (const section of SECTION_DEFS) {
Expand All @@ -189,9 +427,11 @@ function collectSections(source) {
const content = normalizeNewlines(segment.slice(contentStart, contentEnd)).trim();
extracted[section.key] = content;
labels[section.key] = header.matchedLabel?.trim() || canonicalTitle;
ranges[section.key] = { start: contentStart, end: contentEnd };
}

return { segment, sections: extracted, labels };
const sections = applyListFallbacks({ segment, sections: extracted, listBlocks, ranges });
return { segment, sections, labels };
}

/**
Expand Down
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