PtySpec class

Requested pseudo-terminal geometry for an interactive shell.

Travels client→hub→node so the node can allocate a real PTY at this geometry (PtyShellBackend). When no PTY is available the pipe fallback surfaces the same values via the TERM/COLUMNS/LINES environment variables.

Annotations

• @immutable

Constructors

PtySpec({required String term, required int cols, required int rows})

Creates a PTY spec.

const

Properties

cols → int

Terminal width in columns.

final

hashCode → int

The hash code for this object.

no setter, inherited

rows → int

Terminal height in rows.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

term → String

The terminal type (e.g. xterm-256color).

final

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

resized({required int cols, required int rows}) → PtySpec

Returns a copy with new dimensions (used on terminal resize).

toJson() → Map<String, dynamic>

Serializes to a JSON map.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

fromJson(Map<String, dynamic> json) → PtySpec

Decodes from a JSON map.

Constants

defaults → const PtySpec

A sensible default terminal (80×24, xterm-256color).