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@grafana/data: improve the CircularVector api (#18716)

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This commit is contained in:
Ryan McKinley
2019-08-26 12:42:27 -07:00
committed by GitHub
parent a540f05330
commit 73d9f262bd
3 changed files with 262 additions and 52 deletions
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20
public/app/plugins/datasource/testdata/StreamHandler.ts vendored
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@@ -127,7 +127,7 @@ export class StreamWorker {
for (let i = 0; i < append.length; i++) {
const row = append[i];
for (let j = 0; j < values.length; j++) {
values[j].append(row[j]); // Circular buffer will kick out old entries
values[j].add(row[j]); // Circular buffer will kick out old entries
}
}
// Clear any cached values
@@ -178,8 +178,8 @@ export class SignalWorker extends StreamWorker {
const { speed, buffer } = this.query;
const request = this.stream.request;
const maxRows = buffer ? buffer : request.maxDataPoints;
const times = new CircularVector(new Array<number>(maxRows));
const vals = new CircularVector(new Array<number>(maxRows));
const times = new CircularVector({ capacity: maxRows });
const vals = new CircularVector({ capacity: maxRows });
this.values = [times, vals];
const data = new DataFrameHelper({
@@ -193,8 +193,8 @@ export class SignalWorker extends StreamWorker {
for (let i = 0; i < this.bands; i++) {
const suffix = this.bands > 1 ? ` ${i + 1}` : '';
const min = new CircularVector(new Array<number>(maxRows));
const max = new CircularVector(new Array<number>(maxRows));
const min = new CircularVector({ capacity: maxRows });
const max = new CircularVector({ capacity: maxRows });
this.values.push(min);
this.values.push(max);
@@ -209,7 +209,7 @@ export class SignalWorker extends StreamWorker {
for (let i = 0; i < maxRows; i++) {
const row = this.nextRow(time);
for (let j = 0; j < this.values.length; j++) {
this.values[j].append(row[j]);
this.values[j].add(row[j]);
}
time += speed;
}
@@ -347,8 +347,8 @@ export class LogsWorker extends StreamWorker {
const maxRows = buffer ? buffer : request.maxDataPoints;
const times = new CircularVector(new Array(maxRows));
const lines = new CircularVector(new Array(maxRows));
const times = new CircularVector({ capacity: maxRows });
const lines = new CircularVector({ capacity: maxRows });
this.values = [times, lines];
this.data = new DataFrameHelper({
@@ -364,8 +364,8 @@ export class LogsWorker extends StreamWorker {
let time = Date.now() - maxRows * speed;
for (let i = 0; i < maxRows; i++) {
const row = this.nextRow(time);
times.append(row[0]);
lines.append(row[1]);
times.add(row[0]);
lines.add(row[1]);
time += speed;
}
}