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Diffstat (limited to 'devtools/client/debugger/src/reducers/breakpoints.js')
-rw-r--r-- | devtools/client/debugger/src/reducers/breakpoints.js | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/devtools/client/debugger/src/reducers/breakpoints.js b/devtools/client/debugger/src/reducers/breakpoints.js new file mode 100644 index 0000000000..2a35cda9ef --- /dev/null +++ b/devtools/client/debugger/src/reducers/breakpoints.js @@ -0,0 +1,149 @@ +/* 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/>. */ + +/** + * Breakpoints reducer + * @module reducers/breakpoints + */ + +import { makeBreakpointId } from "../utils/breakpoint/index"; + +export function initialBreakpointsState(xhrBreakpoints = []) { + return { + breakpoints: {}, + xhrBreakpoints, + }; +} + +function update(state = initialBreakpointsState(), action) { + switch (action.type) { + case "SET_BREAKPOINT": { + if (action.status === "start") { + return setBreakpoint(state, action); + } + return state; + } + + case "REMOVE_BREAKPOINT": { + if (action.status === "start") { + return removeBreakpoint(state, action); + } + return state; + } + + case "CLEAR_BREAKPOINTS": { + return { ...state, breakpoints: {} }; + } + + case "REMOVE_THREAD": { + return removeBreakpointsForSources(state, action.sources); + } + + case "SET_XHR_BREAKPOINT": { + return addXHRBreakpoint(state, action); + } + + case "REMOVE_XHR_BREAKPOINT": { + return removeXHRBreakpoint(state, action); + } + + case "UPDATE_XHR_BREAKPOINT": { + return updateXHRBreakpoint(state, action); + } + + case "ENABLE_XHR_BREAKPOINT": { + return updateXHRBreakpoint(state, action); + } + + case "DISABLE_XHR_BREAKPOINT": { + return updateXHRBreakpoint(state, action); + } + case "CLEAR_XHR_BREAKPOINTS": { + if (action.status == "start") { + return state; + } + return { ...state, xhrBreakpoints: [] }; + } + } + + return state; +} + +function addXHRBreakpoint(state, action) { + const { xhrBreakpoints } = state; + const { breakpoint } = action; + const { path, method } = breakpoint; + + const existingBreakpointIndex = state.xhrBreakpoints.findIndex( + bp => bp.path === path && bp.method === method + ); + + if (existingBreakpointIndex === -1) { + return { + ...state, + xhrBreakpoints: [...xhrBreakpoints, breakpoint], + }; + } else if (xhrBreakpoints[existingBreakpointIndex] !== breakpoint) { + const newXhrBreakpoints = [...xhrBreakpoints]; + newXhrBreakpoints[existingBreakpointIndex] = breakpoint; + return { + ...state, + xhrBreakpoints: newXhrBreakpoints, + }; + } + + return state; +} + +function removeXHRBreakpoint(state, action) { + const { breakpoint } = action; + const { xhrBreakpoints } = state; + + if (action.status === "start") { + return state; + } + + return { + ...state, + xhrBreakpoints: xhrBreakpoints.filter( + bp => bp.path !== breakpoint.path || bp.method !== breakpoint.method + ), + }; +} + +function updateXHRBreakpoint(state, action) { + const { breakpoint, index } = action; + const { xhrBreakpoints } = state; + const newXhrBreakpoints = [...xhrBreakpoints]; + newXhrBreakpoints[index] = breakpoint; + return { + ...state, + xhrBreakpoints: newXhrBreakpoints, + }; +} + +function setBreakpoint(state, { breakpoint }) { + const id = makeBreakpointId(breakpoint.location); + const breakpoints = { ...state.breakpoints, [id]: breakpoint }; + return { ...state, breakpoints }; +} + +function removeBreakpoint(state, { breakpoint }) { + const id = makeBreakpointId(breakpoint.location); + const breakpoints = { ...state.breakpoints }; + delete breakpoints[id]; + return { ...state, breakpoints }; +} + +function removeBreakpointsForSources(state, sources) { + const remainingBreakpoints = {}; + for (const [id, breakpoint] of Object.entries(state.breakpoints)) { + if (!sources.includes(breakpoint.location.source)) { + remainingBreakpoints[id] = breakpoint; + } + } + return { ...state, breakpoints: remainingBreakpoints }; +} + +export default update; |