class

Tput::Features

Inherits Crystallabs::Helpers::Boolean / Crystallabs::Helpers::Logging / JSON::Serializable / Reference / Object

Terminal features auto-detection.

Involved in a terminal are the terminal emulator in use (Tput::Emulator) and the term type initialized/running in it (ENV["TERM"] usually).

After those two variables are known, the features autodetection is ran to figure out the final details of terminal's behavior.

Constants

Log = ::Log.for((self.name.gsub("::", '.')).underscore)

Constructors

new(pull : JSON::PullParser)
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new(tput : Tput)
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new(*, __pull_for_json_serializable pull : JSON::PullParser)
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Instance methods

acsc
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acscr
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broken_acs?

Does the terminal have broken ACS chars?

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color?

Color support flag (a yes/no)

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detect_broken_acs

Detects whether terminal has broken ACS characters

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detect_number_of_colors

Detects number of colors supported by the terminal (2 - 16M)

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detect_padding
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detect_pc_rom_charset

Detects whether terminal supports PC ROM charset

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detect_setbuf
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detect_unicode

Detects Unicode support

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get_console_cp

Gets console codepage (Windows-specific)

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inspect(io)
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magic_cookie?
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number_of_colors

Number of colors supported by the terminal

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padding?
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parse_acs

Parses terminal's ACS characters and returns ASCII->ACS and ACS->ASCII mappings.

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pc_rom_charset?

Does the terminal support PC ROM charset?

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setbuf?
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unicode?

Is unicode supported?

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Nested types