vfile-message
Create vfile messages.
Install
npm:
npm install vfile-message
Use
var VMessage = require('vfile-message')
var message = new VMessage(
'`braavo` is misspelt; did you mean `bravo`?',
{line: 1, column: 8},
'spell:typo'
)
console.log(message)
Yields:
{ [1:8: `braavo` is misspelt; did you mean `bravo`?]
reason: '`braavo` is misspelt; did you mean `bravo`?',
fatal: null,
line: 1,
column: 8,
location:
{ start: { line: 1, column: 8 },
end: { line: null, column: null } },
source: 'spell',
ruleId: 'typo' }
API
VMessage(reason[, position][, origin])
Constructor of a message for reason
at position
from origin
. When an error is passed in as reason
, copies the stack.
Parameters
reason
Reason for message (string
or Error
). Uses the stack and message of the error if given.
position
Place at which the message occurred in a file (Node
, Position
, or Point
, optional).
origin
Place in code the message originates from (string
, optional).
Can either be the ruleId
('rule'
), or a string with both a source
and a ruleId
delimited with a colon ('source:rule'
).
Extends
Returns
An instance of itself.
Properties
reason
Reason for message (string
).
fatal
If true
, marks associated file as no longer processable (boolean?
). If false
, necessitates a (potential) change. The value can also be null
or undefined
.
line
Starting line of error (number?
).
column
Starting column of error (number?
).
location
Full range information, when available (Position
). Has start
and end
properties, both set to an object with line
and column
, set to number?
.
source
Namespace of message (string?
).
ruleId
Category of message (string?
).
stack
Stack of message (string?
).
Custom properties
It’s OK to store custom data directly on the VMessage
, some of those are handled by utilities.
file
You may add a file
property with a path of a file (used throughout the VFile ecosystem).
note
You may add a note
property with a long form description of the message (supported by vfile-reporter
).
url
You may add a url
property with a link to documentation for the message.
Contribute
See contributing.md
in vfile/.github
for ways to get started. See support.md
for ways to get help.
This project has a code of conduct. By interacting with this repository, organization, or community you agree to abide by its terms.