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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 { createSelector } from "reselect";
import { uniqBy } from "lodash";
import { getBreakpointsList } from "../reducers/breakpoints";
import { getSelectedSource } from "../reducers/sources";
import { sortSelectedBreakpoints } from "../utils/breakpoint";
import { getSelectedLocation } from "../utils/selected-location";
import type { Breakpoint, Source } from "../types";
import type { Selector } from "../reducers/types";
/*
* Finds the breakpoints, which appear in the selected source.
*/
export const getVisibleBreakpoints: Selector<?(Breakpoint[])> = createSelector(
getSelectedSource,
getBreakpointsList,
(selectedSource: ?Source, breakpoints: Breakpoint[]) => {
if (!selectedSource) {
return null;
}
return breakpoints.filter(
bp =>
selectedSource &&
getSelectedLocation(bp, selectedSource).sourceId === selectedSource.id
);
}
);
/*
* Finds the first breakpoint per line, which appear in the selected source.
*/
export const getFirstVisibleBreakpoints: Selector<
Breakpoint[]
> = createSelector(
getVisibleBreakpoints,
getSelectedSource,
(breakpoints, selectedSource) => {
if (!breakpoints || !selectedSource) {
return [];
}
return (uniqBy(
sortSelectedBreakpoints(breakpoints, selectedSource),
bp => getSelectedLocation(bp, selectedSource).line
): any);
}
);
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