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Merge from vscode 313ede61cbad8f9dc748907b3384e059ddddb79a (#7436)

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* Merge from vscode 313ede61cbad8f9dc748907b3384e059ddddb79a

* fix strict null checks
This commit is contained in:
Anthony Dresser
2019-09-30 23:35:45 -07:00
committed by GitHub
parent 6ab03053a0
commit 084524cd2d
196 changed files with 2927 additions and 2547 deletions
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20
src/vs/editor/contrib/folding/foldingModel.ts
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@@ -242,6 +242,26 @@ export class FoldingModel {
}
/**
* Collapse or expand the regions at the given locations
* @param levels The number of levels. Use 1 to only impact the regions at the location, use Number.MAX_VALUE for all levels.
* @param lineNumbers the location of the regions to collapse or expand, or if not set, all regions in the model.
*/
export function toggleCollapseState(foldingModel: FoldingModel, levels: number, lineNumbers: number[]) {
let toToggle: FoldingRegion[] = [];
for (let lineNumber of lineNumbers) {
let region = foldingModel.getRegionAtLine(lineNumber);
if (region) {
const doCollapse = !region.isCollapsed;
toToggle.push(region);
if (levels > 1) {
let regionsInside = foldingModel.getRegionsInside(region, (r, level: number) => r.isCollapsed !== doCollapse && level < levels);
toToggle.push(...regionsInside);
}
}
}
foldingModel.toggleCollapseState(toToggle);
}
/**