本文整理匯總了TypeScript中@nteract/commutable.toJS函數的典型用法代碼示例。如果您正苦於以下問題：TypeScript toJS函數的具體用法？TypeScript toJS怎麽用？TypeScript toJS使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。
在下文中一共展示了toJS函數的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1: mergeMap
mergeMap(action => {
const state = state$.value;
const contentRef = action.payload.contentRef;
const content = selectors.content(state, { contentRef });
if (!content) {
return of(
actions.saveFailed({
contentRef: action.payload.contentRef,
error: new Error("no notebook loaded to save")
})
);
}
const model = content.model;
if (!model || model.type !== "notebook") {
return of(
actions.saveFailed({
contentRef: action.payload.contentRef,
error: new Error("no notebook loaded to save")
})
);
}
const filepath = content.filepath;
const appVersion = selectors.appVersion(state);
const notebook = stringifyNotebook(
toJS(
model.notebook.setIn(["metadata", "nteract", "version"], appVersion)
)
);
return writeFileObservable(filepath, notebook).pipe(
map(() => {
if (process.platform !== "darwin") {
const notificationSystem = selectors.notificationSystem(
state$.value
);
notificationSystem.addNotification({
autoDismiss: 2,
level: "success",
title: "Save successful!"
});
}
return actions.saveFulfilled({
contentRef: action.payload.contentRef,
model: {
last_modified: new Date()
}
});
}),
catchError((error: Error) =>
of(
actions.saveFailed({
contentRef: action.payload.contentRef,
error
})
)
)
);
})示例2: test
test("calls new Kernel after creating a new notebook", async () => {
const action$ = ActionsObservable.of({
type: actions.NEW_NOTEBOOK,
payload: {
cwd: "/home/whatever",
kernelSpec: {
name: "hylang"
},
kernelRef: "kRef",
contentRef: "cRef"
}
});
const responseActions = await newNotebookEpic(action$)
.pipe(toArray())
.toPromise();
expect(responseActions).toEqual([
{
type: actions.FETCH_CONTENT_FULFILLED,
payload: {
contentRef: "cRef",
kernelRef: "kRef",
filepath: "",
model: {
type: "notebook",
mimetype: "application/x-ipynb+json",
format: "json",
content: toJS(
monocellNotebook
.setIn(["metadata", "kernel_info", "name"], "hylang")
.setIn(["metadata", "language_info", "name"], "hylang")
),
writable: true,
name: "Untitled.ipynb",
path:
process.platform === "win32"
? "\\home\\whatever\\Untitled.ipynb"
: "/home/whatever/Untitled.ipynb",
created: expect.any(String),
last_modified: expect.any(String)
}
}
}
]);
});示例3: map
map((action: actions.NewNotebook) => {
const {
payload: {
kernelSpec: { name, spec }
}
} = action;
// TODO: work on a raw javascript object since we convert it over again
let notebook = monocellNotebook;
if (name) {
notebook = notebook
.setIn(["metadata", "kernel_info", "name"], name)
.setIn(["metadata", "language_info", "name"], name);
}
if (spec) {
notebook = notebook
.setIn(["metadata", "kernelspec"], spec)
.setIn(["metadata", "kernelspec", "name"], name);
}
const timestamp = new Date();
return actions.fetchContentFulfilled({
filepath: "",
model: {
type: "notebook",
mimetype: notebookMediaType,
format: "json",
// Back to JS, only to immutableify it inside of the reducer
content: toJS(notebook),
writable: true,
name: "Untitled.ipynb",
path: path.join(action.payload.cwd, "Untitled.ipynb"),
created: timestamp.toString(),
last_modified: timestamp.toString()
},
kernelRef: action.payload.kernelRef,
contentRef: action.payload.contentRef
});
})示例4:
notebook => {
return commutable.toJS(notebook);
}示例5: empty
(
action: actions.Save | actions.DownloadContent
):
| Observable<
| actions.DownloadContentFailed
| actions.DownloadContentFulfilled
| actions.SaveFailed
| actions.SaveFulfilled
>
| Observable<never> => {
const state = state$.value;
const host = selectors.currentHost(state);
if (host.type !== "jupyter") {
// Dismiss any usage that isn't targeting a jupyter server
return empty();
}
const contentRef = action.payload.contentRef;
const content = selectors.content(state, { contentRef });
// NOTE: This could save by having selectors for each model type
// have toDisk() selectors
// It will need to be cased off when we have more than one type
// of content we actually save
if (!content) {
const errorPayload = {
error: new Error("Content was not set."),
contentRef: action.payload.contentRef
};
if (action.type === actions.DOWNLOAD_CONTENT) {
return of(actions.downloadContentFailed(errorPayload));
}
return of(actions.saveFailed(errorPayload));
}
if (content.type === "directory") {
// Don't save directories
return empty();
}
let filepath = content.filepath;
// This could be object for notebook, or string for files
let serializedData: Notebook | string;
let saveModel: Partial<contents.Payload> = {};
if (content.type === "notebook") {
const appVersion = selectors.appVersion(state);
// contents API takes notebook as raw JSON whereas downloading takes
// a string
serializedData = toJS(
content.model.notebook.setIn(
["metadata", "nteract", "version"],
appVersion
)
);
saveModel = {
content: serializedData,
type: content.type
};
} else if (content.type === "file") {
serializedData = content.model.text;
saveModel = {
content: serializedData,
type: content.type,
format: "text"
};
} else {
// We shouldn't save directories
return empty();
}
switch (action.type) {
case actions.DOWNLOAD_CONTENT: {
// FIXME: Convert this to downloadString, so it works for both files & notebooks
if (
content.type === "notebook" &&
typeof serializedData === "object"
) {
downloadString(
stringifyNotebook(serializedData),
filepath || "notebook.ipynb",
"application/json"
);
} else if (
content.type === "file" &&
typeof serializedData === "string"
) {
downloadString(
serializedData,
filepath,
content.mimetype || "application/octet-stream"
);
} else {
// This shouldn't happen, is here for safety
return empty();
}
return of(
actions.downloadContentFulfilled({
contentRef: action.payload.contentRef
//.........這裏部分代碼省略.........