How to use the fs-observable.writeFileObservable function in fs-observable
To help you get started, we’ve selected a few fs-observable examples, based on popular ways it is used in public projects.
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nteract / nteract / applications / desktop / src / notebook / epics / saving.ts View on Github 
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$.value
);
notificationSystem.addNotification({
autoDismiss: 2,
level: "success",
title: "Save successful!"
});
}
return actions.saveFulfilled({
contentRef: action.payload.contentRef,
model: {
last_modified: new Date()
}mergeMap(() =>
writeFileObservable(
CONFIG_FILE_PATH,
JSON.stringify(state$.value.config.toJS())
).pipe(map(actions.doneSavingConfig))
)const installShellCommandsObservable = (
exe: string,
rootDir: string,
binDir: string
): Observable => {
if (process.platform === "win32") {
return setWinPathObservable(exe, rootDir, binDir);
}
const envFile = join(binDir, "nteract-env");
return writeFileObservable(
envFile,
`NTERACT_EXE="${exe}"\nNTERACT_DIR="${rootDir}"`
).pipe(
mergeMap(() => {
const target = join(binDir, "nteract.sh");
return createSymlinkObservable(target, "/usr/local/bin/nteract").pipe(
catchError(() => {
if (!process.env.HOME) {
throw new Error("HOME not defined");
}
const dest = join(process.env.HOME, ".local/bin/nteract");
return createSymlinkObservable(target, dest);
})
);
})
);catchError(err => {
if (err.code === "ENOENT") {
return writeFileObservable(
nteractConfigFilename,
JSON.stringify({
theme: "light"
})
);
}
throw err;
})
)const installShellCommandsObservable = (
exe: string,
rootDir: string,
binDir: string
) => {
if (process.platform === "win32") {
return setWinPathObservable(exe, rootDir, binDir);
}
const envFile = join(binDir, "nteract-env");
return writeFileObservable(
envFile,
`NTERACT_EXE="${exe}"\nNTERACT_DIR="${rootDir}"`
).pipe(
mergeMap(() => {
const target = join(binDir, "nteract.sh");
return createSymlinkObservable(target, "/usr/local/bin/nteract").pipe(
catchError(() => {
const dest = join(process.env.HOME, ".local/bin/nteract");
return createSymlinkObservable(target, dest);
})
);
})
);
};
