diff options
Diffstat (limited to 'src/data/composite')
3 files changed, 20 insertions, 5 deletions
diff --git a/src/data/composite/wiki-data/withReverseContributionList.js b/src/data/composite/wiki-data/withReverseContributionList.js index c5dcad07..91e125e4 100644 --- a/src/data/composite/wiki-data/withReverseContributionList.js +++ b/src/data/composite/wiki-data/withReverseContributionList.js @@ -11,7 +11,8 @@ import {input, templateCompositeFrom} from '#composite'; -import {exitWithoutDependency} from '#composite/control-flow'; +import {exitWithoutDependency, raiseOutputWithoutDependency} + from '#composite/control-flow'; import inputWikiData from './inputWikiData.js'; @@ -32,10 +33,17 @@ export default templateCompositeFrom({ outputs: ['#reverseContributionList'], steps: () => [ + // Early exit with an empty array if the data list isn't available. exitWithoutDependency({ dependency: input('data'), value: input.value([]), + }), + + // Raise an empty array (don't early exit) if the data list is empty. + raiseOutputWithoutDependency({ + dependency: input('data'), mode: input.value('empty'), + output: input.value({'#reverseContributionList': []}), }), { diff --git a/src/data/composite/wiki-data/withReverseReferenceList.js b/src/data/composite/wiki-data/withReverseReferenceList.js index 2d7a421b..8cd540a5 100644 --- a/src/data/composite/wiki-data/withReverseReferenceList.js +++ b/src/data/composite/wiki-data/withReverseReferenceList.js @@ -13,7 +13,8 @@ import {input, templateCompositeFrom} from '#composite'; -import {exitWithoutDependency} from '#composite/control-flow'; +import {exitWithoutDependency, raiseOutputWithoutDependency} + from '#composite/control-flow'; import inputWikiData from './inputWikiData.js'; @@ -34,10 +35,17 @@ export default templateCompositeFrom({ outputs: ['#reverseReferenceList'], steps: () => [ + // Early exit with an empty array if the data list isn't available. exitWithoutDependency({ dependency: input('data'), value: input.value([]), + }), + + // Raise an empty array (don't early exit) if the data list is empty. + raiseOutputWithoutDependency({ + dependency: input('data'), mode: input.value('empty'), + output: input.value({'#reverseReferenceList': []}), }), { diff --git a/src/data/composite/wiki-data/withUniqueReferencingThing.js b/src/data/composite/wiki-data/withUniqueReferencingThing.js index ce04f838..61c10618 100644 --- a/src/data/composite/wiki-data/withUniqueReferencingThing.js +++ b/src/data/composite/wiki-data/withUniqueReferencingThing.js @@ -21,11 +21,10 @@ export default templateCompositeFrom({ outputs: ['#uniqueReferencingThing'], steps: () => [ - // withReverseRefernceList does this check too, but it early exits with - // an empty array. That's no good here! + // Early exit with null (not an empty array) if the data list + // isn't available. exitWithoutDependency({ dependency: input('data'), - mode: input.value('empty'), }), withReverseReferenceList({ |