Add noDimensions to report

src/history/since/main.js

@@ -1,3 +1,4 @@
+import { getNoDimensions } from '../../combination/filter.js'
 import { findByDelta } from '../delta/main.js'
 
 import { getMergedResult, getSinceResult, mergeCombinations } from './merge.js'
@@ -65,6 +66,18 @@ export const applySince = async function (result, previous, { since, cwd }) {
   return { mergedResult, history }
 }
 
+// Add `historyInfo.noDimensions`, used to filter out redundant dimensions
+export const addNoDimensions = function (historyInfo) {
+  const { combinations } = getMergedCombinations(historyInfo)
+  const noDimensions = getNoDimensions(combinations)
+  return { ...historyInfo, noDimensions }
+}
+
+// Retrieve list of combinations with all dimensions of the result after merging
+const getMergedCombinations = function ({ history, mergedResult }) {
+  return mergedResult === undefined ? history[history.length - 1] : mergedResult
+}
+
 // In principle, we should do both `applySince()` and `mergeHistory()` at
 // the same time, before reporting. However, `applySince()` is slow.
 //  - To avoid repeating it before each preview, we compute it only once before

src/report/main.js

@@ -1,4 +1,4 @@
-import { applySince } from '../history/since/main.js'
+import { applySince, addNoDimensions } from '../history/since/main.js'
 
 import { getContents } from './contents.js'
 import { finalizeContents } from './finalize.js'
@@ -41,12 +41,13 @@ export const reportStart = async function (result, previous, config) {
     applySince(result, previous, config),
     startReporters(config),
   ])
+  const historyInfoA = addNoDimensions(historyInfo)
   const { result: resultA, config: configB } = normalizeEarlyResult(
     result,
-    historyInfo,
+    historyInfoA,
     configA,
   )
-  return { result: resultA, historyInfo, config: configB }
+  return { result: resultA, historyInfo: historyInfoA, config: configB }
 }
 
 // Report preview results in `run` command.