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inComponent.js
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42 lines (32 loc) · 1.1 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 { getSymbols, getSource, getSelectedFrame, getCurrentThread } from ".";
import { findClosestClass } from "../utils/ast";
import type { State } from "../reducers/types";
export function inComponent(state: State) {
const thread = getCurrentThread(state);
const selectedFrame = getSelectedFrame(state, thread);
if (!selectedFrame) {
return;
}
const source = getSource(state, selectedFrame.location.sourceId);
if (!source) {
return;
}
const symbols = getSymbols(state, source);
if (!symbols || symbols.loading) {
return;
}
const closestClass = findClosestClass(symbols, selectedFrame.location);
if (!closestClass) {
return null;
}
const inReactFile = symbols.framework == "React";
const { parent } = closestClass;
const isComponent = parent && parent.name.includes("Component");
if (inReactFile && isComponent) {
return closestClass.name;
}
}