blit (version 0.1.0)

Command: R6 Class to prepare command parameters

Description

R6 Class to prepare command parameters

R6 Class to prepare command parameters

Methods

Public methods

• Command$new()

• Command$evaluate()

• Command$build()

• Command$print()

• Command$clone()

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Method new()

Create a new Command object.

Usage

Command$new(..., .subcmd = NULL)

Arguments

...

Additional argument passed into command.

.subcmd

Sub-command string.

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Method evaluate()

Evaluate the parameters to execute command.

Usage

Command$evaluate()

Returns

The object itself.

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Method build()

Build parameters to run command.

Usage

Command$build(help = FALSE, verbose = TRUE, envir = caller_env())

Arguments

help

A boolean value indicating whether to build parameters for help document or not.

verbose

A boolean value indicating whether the command execution should be verbose.

envir

An environment used to Execute command.

Returns

An atomic character combine the command and parameters.

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Method print()

Build parameters to run command.

Usage

Command$print(indent = NULL)

Arguments

indent

A single integer number giving the space of indent.

Returns

The object itself.

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Method clone()

The objects of this class are cloneable with this method.

Usage

Command$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.