ckaczor/vscode-gitlens
1
0
Fork 0
mirror of https://github.com/ckaczor/vscode-gitlens.git synced 2026-01-16 09:35:40 -05:00
Code Issues Packages Projects Releases Wiki Activity

Increases performance of blame annotations

Browse Source 
especially for larger file
This commit is contained in:
Eric Amodio
2017-07-28 17:09:34 -04:00
parent 9d9c3181f7
commit e10d7eb648
3 changed files with 65 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
src/annotations/gutterBlameAnnotationProvider.ts
View File

@@ -2,9 +2,10 @@
import { Strings } from '../system';
import { DecorationOptions, Range } from 'vscode';
import { FileAnnotationType } from './annotationController';
import { BlameAnnotationProviderBase } from './blameAnnotationProvider';
import { Annotations, endOfLineIndex } from './annotations';
import { ICommitFormatOptions } from '../gitService';
import { BlameAnnotationProviderBase } from './blameAnnotationProvider';
import { GlyphChars } from '../constants';
import { GitBlameCommit, ICommitFormatOptions } from '../gitService';
import * as moment from 'moment';
export class GutterBlameAnnotationProvider extends BlameAnnotationProviderBase {
@@ -15,6 +16,8 @@ export class GutterBlameAnnotationProvider extends BlameAnnotationProviderBase {
const blame = await this.getBlame(true);
if (blame === undefined) return false;
// console.time('Computing blame annotations...');
const cfg = this._config.annotations.file.gutter;
// Precalculate the formatting options so we don't need to do it on each iteration
@@ -31,37 +34,73 @@ export class GutterBlameAnnotationProvider extends BlameAnnotationProviderBase {
const now = moment();
const offset = this.uri.offset;
let previousLine: string | undefined = undefined;
const renderOptions = Annotations.gutterRenderOptions(this._config.theme, cfg.heatmap);
const dateFormat = this._config.defaultDateFormat;
const decorations: DecorationOptions[] = [];
const document = this.document;
let commit: GitBlameCommit | undefined;
let compacted = false;
let details: DecorationOptions | undefined;
let gutter: DecorationOptions | undefined;
let previousSha: string | undefined;
for (const l of blame.lines) {
const commit = blame.commits.get(l.sha);
commit = blame.commits.get(l.sha);
if (commit === undefined) continue;
const line = l.line + offset;
const gutter = Annotations.gutter(commit, cfg.format, options, renderOptions, cfg.compact && previousLine === l.sha);
if (previousSha === l.sha) {
// Use a shallow copy of the previous decoration options
gutter = { ...gutter } as DecorationOptions;
if (cfg.compact && !compacted) {
// Since we are wiping out the contextText make sure to copy the objects
gutter.renderOptions = { ...gutter.renderOptions };
gutter.renderOptions.before = { ...gutter.renderOptions.before, ...{ contentText: GlyphChars.Space.repeat(gutter.renderOptions!.before!.contentText!.length) } }; // !.before!.contentText = GlyphChars.Space.repeat(gutter.renderOptions!.before!.contentText!.length);
compacted = true;
}
// const firstNonWhitespace = document.lineAt(line).firstNonWhitespaceCharacterIndex;
gutter.range = new Range(line, 0, line, 0); // document.validateRange(new Range(line, 0, line, firstNonWhitespace));
decorations.push(gutter);
if (details !== undefined) {
details = { ...details } as DecorationOptions;
details.range = cfg.hover.wholeLine
? document.validateRange(new Range(line, 0, line, endOfLineIndex))
: gutter.range;
decorations.push(details);
}
continue;
}
compacted = false;
gutter = Annotations.gutter(commit, cfg.format, options, renderOptions);
// TODO: Remove this "if" once vscode 1.15 ships - since empty lines won't be "missing" anymore -- Woo!
if (cfg.compact) {
const isEmptyOrWhitespace = this.document.lineAt(line).isEmptyOrWhitespace;
previousLine = isEmptyOrWhitespace ? undefined : l.sha;
const isEmptyOrWhitespace = document.lineAt(line).isEmptyOrWhitespace;
previousSha = isEmptyOrWhitespace ? undefined : l.sha;
}
else {
previousSha = l.sha;
}
if (cfg.heatmap.enabled) {
Annotations.applyHeatmap(gutter, commit.date, now);
}
const firstNonWhitespace = this.editor.document.lineAt(line).firstNonWhitespaceCharacterIndex;
gutter.range = this.editor.document.validateRange(new Range(line, 0, line, firstNonWhitespace));
// const firstNonWhitespace = document.lineAt(line).firstNonWhitespaceCharacterIndex;
gutter.range = new Range(line, 0, line, 0); // document.validateRange(new Range(line, 0, line, firstNonWhitespace));
decorations.push(gutter);
if (cfg.hover.details) {
const details = Annotations.detailsHover(commit, dateFormat);
details = Annotations.detailsHover(commit, dateFormat);
details.range = cfg.hover.wholeLine
? this.editor.document.validateRange(new Range(line, 0, line, endOfLineIndex))
? document.validateRange(new Range(line, 0, line, endOfLineIndex))
: gutter.range;
decorations.push(details);
}
@@ -71,6 +110,8 @@ export class GutterBlameAnnotationProvider extends BlameAnnotationProviderBase {
this.editor.setDecorations(this.decoration!, decorations);
}
// console.timeEnd('Computing blame annotations...');
this.selection(shaOrLine, blame);
return true;
}