How to use the log/loginstance.LogInstance.error function in log
To help you get started, we’ve selected a few log examples, based on popular ways it is used in public projects.
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L-Leite / cso2-users-service / src / routes / users.ts View on Github 
if (isNaN(reqUserId)) {
return res.status(400).end()
}
try {
const user: User = await User.getUserById(reqUserId)
// if the user isn't found
if (user == null) {
return res.status(404).end()
}
// return OK
return res.status(200).json(user).end()
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}if (reqUsername == null) {
return res.status(400).end()
}
try {
const user: User = await User.getUserByName(reqUsername)
// if the user isn't found
if (user == null) {
return res.status(404).end()
}
// return OK
return res.status(200).json(user).end()
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}
}return res.status(400).end()
}
const MAX_COLUMN_LENGTH: number = 100
if (colLength > MAX_COLUMN_LENGTH) {
return res.status(413).end()
}
try {
const users: User[] = await User.getAllUsers(colOffset, colLength)
// return OK
return res.status(200).json(users).end()
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}if (isNaN(reqUserId)) {
return res.status(400).end()
}
try {
const deleted: boolean = await User.removeUserById(reqUserId)
if (deleted === true) {
// return OK
return res.status(200).end()
} else {
// if the user isn't found
return res.status(404).end()
}
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}return res.status(400).end()
}
try {
const userExists: boolean = await User.isTaken(userName, playerName)
if (userExists === true) {
LogInstance.warn('Tried to create an existing user ' + userName + ' (' + playerName + ')')
return res.status(409).end()
}
const newUser: User = await User.createUser(userName, playerName, password)
return res.status(201).json(newUser).end()
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}const ownerId: number = Number(req.params.ownerId)
if (isNaN(ownerId) === true) {
return res.status(400).end()
}
try {
const wasDeleted: boolean = await UserSession.deleteByUserId(ownerId)
if (wasDeleted) {
return res.status(200).end()
} else {
LogInstance.warn(`Tried to delete user's ${ownerId} session but failed.`)
return res.status(404).end()
}
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}
}if (isNaN(colOffset) === true
|| isNaN(colLength) === true) {
return res.status(400).end()
}
const MAX_COLUMN_LENGTH: number = 100
if (colLength > MAX_COLUMN_LENGTH) {
return res.status(413).end()
}
try {
const sessions: UserSession[] = await UserSession.getAll(colOffset, colLength)
return res.status(200).json(sessions).end()
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}const ownerId: number = Number(req.params.ownerId)
if (isNaN(ownerId)) {
return res.status(400).end()
}
try {
const session: UserSession = await UserSession.getByUserId(ownerId)
if (session !== null) {
return res.status(200).json(session).end()
} else {
return res.status(404).end()
}
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}if (isNaN(ownerId) === true
|| req.body == null) {
return res.status(400).end()
}
try {
const wasUpdated: boolean = await UserSession.set(ownerId, req.body)
if (wasUpdated) {
return res.status(200).end()
} else {
return res.status(404).end()
}
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}private async onDeleteSessions(req: express.Request, res: express.Response): Promise {
try {
const wasDeleted: boolean = await UserSession.deleteAll()
if (wasDeleted) {
return res.status(200).end()
} else {
return res.status(500).end()
}
} catch (error) {
LogInstance.error(error)
return res.status(500).end()
}
}
