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select.js
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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
/**
* Redux actions for the sources state
* @module actions/sources
*/
import { isOriginalId } from "devtools-source-map";
import { setOutOfScopeLocations, setSymbols } from "../ast";
import { closeActiveSearch } from "../ui";
import { togglePrettyPrint } from "./prettyPrint";
import { addTab, closeTab } from "./tabs";
import { loadSourceText } from "./loadSourceText";
import { prefs } from "../../utils/prefs";
import { shouldPrettyPrint, isMinified } from "../../utils/source";
import { createLocation } from "../../utils/location";
import { getGeneratedLocation } from "../../utils/source-maps";
import {
getSource,
getSourceByURL,
getSelectedSource,
getPrettySource,
getActiveSearch,
getSelectedLocation
} from "../../selectors";
import type { Location } from "../../types";
import type { ThunkArgs } from "../types";
declare type SelectSourceOptions = {
tabIndex?: number,
location?: { line: number, column?: ?number }
};
/**
* Deterministically select a source that has a given URL. This will
* work regardless of the connection status or if the source exists
* yet. This exists mostly for external things to interact with the
* debugger.
*
* @memberof actions/sources
* @static
*/
export function selectSourceURL(
url: string,
options: SelectSourceOptions = {}
) {
return async ({ dispatch, getState }: ThunkArgs) => {
const source = getSourceByURL(getState(), url);
if (source) {
const sourceId = source.id;
const location = createLocation({ ...options.location, sourceId });
// flow is unable to comprehend that if an options.location object
// exists, that we have a valid Location object, and if it doesnt,
// we have a valid { sourceId: string } object. So we are overriding
// the error
// $FlowIgnore
await dispatch(selectLocation(location, options.tabIndex));
} else {
dispatch({
type: "SELECT_SOURCE_URL",
url: url,
tabIndex: options.tabIndex,
location: options.location
});
}
};
}
/**
* @memberof actions/sources
* @static
*/
export function selectSource(sourceId: string) {
return async ({ dispatch }: ThunkArgs) => {
const location = createLocation({ sourceId });
return await dispatch(selectLocation(location));
};
}
/**
* @memberof actions/sources
* @static
*/
export function selectLocation(location: Location) {
return async ({ dispatch, getState, client }: ThunkArgs) => {
if (!client) {
// No connection, do nothing. This happens when the debugger is
// shut down too fast and it tries to display a default source.
return;
}
const sourceRecord = getSource(getState(), location.sourceId);
if (!sourceRecord) {
// If there is no source we deselect the current selected source
return dispatch({ type: "CLEAR_SELECTED_SOURCE" });
}
const activeSearch = getActiveSearch(getState());
if (activeSearch !== "file") {
dispatch(closeActiveSearch());
}
const source = sourceRecord.toJS();
dispatch(addTab(source, 0));
dispatch({
type: "SELECT_SOURCE",
source,
location
});
await dispatch(loadSourceText(sourceRecord));
const selectedSource = getSelectedSource(getState());
if (!selectedSource) {
return;
}
const sourceId = selectedSource.id;
if (
prefs.autoPrettyPrint &&
!getPrettySource(getState(), sourceId) &&
shouldPrettyPrint(selectedSource) &&
isMinified(selectedSource)
) {
await dispatch(togglePrettyPrint(sourceId));
dispatch(closeTab(source.url));
}
dispatch(setSymbols(sourceId));
dispatch(setOutOfScopeLocations());
};
}
/**
* @memberof actions/sources
* @static
*/
export function selectSpecificLocation(location: Location) {
return async ({ dispatch, getState, client }: ThunkArgs) => {
if (!client) {
// No connection, do nothing. This happens when the debugger is
// shut down too fast and it tries to display a default source.
return;
}
const sourceRecord = getSource(getState(), location.sourceId);
if (!sourceRecord) {
// If there is no source we deselect the current selected source
return dispatch({ type: "CLEAR_SELECTED_SOURCE" });
}
const activeSearch = getActiveSearch(getState());
if (activeSearch !== "file") {
dispatch(closeActiveSearch());
}
const source = sourceRecord.toJS();
dispatch(addTab(source, 0));
dispatch({
type: "SELECT_SOURCE",
source,
location
});
await dispatch(loadSourceText(sourceRecord));
const selectedSource = getSelectedSource(getState());
if (!selectedSource) {
return;
}
const sourceId = selectedSource.id;
dispatch(setSymbols(sourceId));
dispatch(setOutOfScopeLocations());
};
}
/**
* @memberof actions/sources
* @static
*/
export function selectSpecificSource(sourceId: string) {
return async ({ dispatch }: ThunkArgs) => {
const location = createLocation({ sourceId });
return await dispatch(selectSpecificLocation(location));
};
}
/**
* @memberof actions/sources
* @static
*/
export function jumpToMappedLocation(location: Location) {
return async function({ dispatch, getState, client, sourceMaps }: ThunkArgs) {
if (!client) {
return;
}
const source = getSource(getState(), location.sourceId);
let pairedLocation;
if (isOriginalId(location.sourceId)) {
pairedLocation = await getGeneratedLocation(
getState(),
source.toJS(),
location,
sourceMaps
);
} else {
pairedLocation = await sourceMaps.getOriginalLocation(
location,
source.toJS()
);
}
return dispatch(selectLocation({ ...pairedLocation }));
};
}
export function jumpToMappedSelectedLocation() {
return async function({ dispatch, getState }: ThunkArgs) {
const location = getSelectedLocation(getState());
await dispatch(jumpToMappedLocation(location));
};
}