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5 changes: 5 additions & 0 deletions .changeset/es_highlight_exclude.md
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
'contexture-elasticsearch': patch
---

node.exclude is removed from highlighting only when `highlightOtherMatches` is falsy.
Original file line number Diff line number Diff line change
Expand Up @@ -197,25 +197,27 @@ export let getRequestHighlightFields = (schema, node) => {
// TODO: `highlightOtherMatches` is an undocumented configuration value that we
// are currently using to work around performance issues when highlighting
// fields not included in the node.
if (!node.highlight?.highlightOtherMatches && _.isArray(node.include)) {
const include = expandGlobs(schema, node.include)
let subFields = getSchemaSubFields({
fields: _.pick(include, schema.fields),
})
highlightFields = _.pick(
_.uniq([...include, ..._.keys(subFields)]),
highlightFields
)
}
if (_.isArray(node.exclude)) {
const exclude = expandGlobs(schema, node.exclude)
let subFields = getSchemaSubFields({
fields: _.pick(exclude, schema.fields),
})
highlightFields = _.omit(
_.uniq([...exclude, ..._.keys(subFields)]),
highlightFields
)
if (!node.highlight?.highlightOtherMatches) {
if (_.isArray(node.include)) {
const include = expandGlobs(schema, node.include)
let subFields = getSchemaSubFields({
fields: _.pick(include, schema.fields),
})
highlightFields = _.pick(
_.uniq([...include, ..._.keys(subFields)]),
highlightFields
)
}
if (_.isArray(node.exclude)) {
const exclude = expandGlobs(schema, node.exclude)
let subFields = getSchemaSubFields({
fields: _.pick(exclude, schema.fields),
})
highlightFields = _.omit(
_.uniq([...exclude, ..._.keys(subFields)]),
highlightFields
)
}
}

return F.mapValuesIndexed(
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -498,7 +498,7 @@ describe('getRequestHighlightFields()', () => {
'city.street.subfield': {},
})
})
it('should expand exclude, irrespective of highlightOtherMatches', () => {
it('should expand exclude, depending on highlightOtherMatches', () => {
const schema = {
fields: {
state: {
Expand Down Expand Up @@ -530,7 +530,12 @@ describe('getRequestHighlightFields()', () => {
highlight: { highlightOtherMatches: true },
}
const actual1 = getRequestHighlightFields(schema, node1)
expect(actual1).toEqual({ state: {}, 'state.subfield': {} })
expect(actual1).toEqual({
state: {},
'state.subfield': {},
'city.street': {},
'city.street.subfield': {},
})
const node2 = {
exclude: ['city'],
highlight: { highlightOtherMatches: false },
Expand Down