Expando generates instant data snippets for the Atom editor

Installing
Use the Atom package manager, which can be found from the Settings menu or use the command line:
apm install expando-atom
Basic usage
Type Expando syntax and then run the Expando: Expand command or press SHIFT+ENTER. Use CTRL+` for expand-and-beautify combination*.
Note: The expand-and-beautify feature is dependent on
atom-beautifyand is only available if you have this package installed.
The following basic types are supported:
stringrandom string valueintrandom integer numberfloatrandom float numberdaterandom dateboolrandom boolean value
More advanced types include:
companyrandom company nameemailrandom email addressfnamerandom first namelnamerandom last nametelrandom telephone number
Separate each type with a comma (,)
fname,lname,age
Specify custom field aliases by using a colon (:)
firstName:fname,lastName:lname
Use brackets for child level objects
company,profile:(open:float,close:float)
For object arrays, use astrix (*)
(fname)*10
For simple arrays, use @
tweet:string,tags@5
The default generation is json, but xml and csv is also supported
items:(string,int)*10=xml
or
(company,price:float)*10=csv