# Context API

Starting with VuePress 1.x.x, VuePress provides an AppContext object that stores all the state of the current app and can be accessed through the plugin API.

module.exports = (options, ctx) => {
  // ...
}

# ctx.isProd

• Type: boolean

Whether VuePress run in production environment mode.

# ctx.pages

• Type: array

Contains a list of Page objects

# ctx.sourceDir

• Type: string

Root directory where the documents are located.

# ctx.tempPath

• Type: string

Root directory where the temporary files are located.

# ctx.outDir

• Type: string

Output path.

# ctx.base

• Type: string

See: base.

# ctx.writeTemp

• Type: Function

A utility for writing temporary files to tempPath.