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location.js
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54 lines (48 loc) · 1.31 KB
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
// @flow
import { sortBy } from "lodash";
import { getSelectedLocation } from "./selected-location";
import type {
MappedLocation,
PartialPosition,
SourceLocation,
SourceId,
Source
} from "../types";
type IncompleteLocation = {
sourceId: SourceId,
line?: number,
column?: number,
sourceUrl?: string
};
export function comparePosition(a: ?PartialPosition, b: ?PartialPosition) {
return a && b && a.line == b.line && a.column == b.column;
}
export function createLocation({
sourceId,
line = 1,
column,
sourceUrl = ""
}: IncompleteLocation): SourceLocation {
return {
sourceId,
line,
column,
sourceUrl
};
}
export function sortSelectedLocations<T: MappedLocation>(
locations: $ReadOnlyArray<T>,
selectedSource: ?Source
): Array<T> {
return sortBy(locations, [
// Priority: line number, undefined column, column number
location => getSelectedLocation(location, selectedSource).line,
location => {
const selectedLocation = getSelectedLocation(location, selectedSource);
return selectedLocation.column === undefined || selectedLocation.column;
}
]);
}