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v0.1.2
Foundation
Attributes
BasicColor
DefaultColor
Env
IndexedColor
Lab
LiveEnv
MockEnv
Palette
Profile
RGB
RGBColor
SegmentKind
SGRColor
SGRFlags
Style
Underline
Unicode
Sheen
AdaptiveColor
ANSIColor
Border
BorderPainter
Color
CompleteAdaptiveColor
CompleteColor
List
Enumerators
NoColor
Position
Renderer
Style
Builder
Transform
StylePainter
StyleRange
Table
Data
Filter
StringData
TablePainter
TableResizer
Column
TerminalColor
Tree
Branch
Children
Config
Enumerator
Enumerators
Filter
Indenter
Leaf
Node
NodeChildren
Painter
StylePicker
Generated using Crystal 1.16.3
2026-08-13 01:30:23 UTC
abstract struct
Foundation::
Env
Foundation::Env
Struct
Value
Object
Overview
Readonly lookup interface for environment variables.
Direct Known Subclasses
Foundation::LiveEnv
Foundation::MockEnv
Defined in:
foundation/env.cr
Constructors
.new
Instance Method Summary
#[]?
(key : String) : String | Nil
#initialize
Constructor Detail
def self.
new
#
[
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]
Instance Method Detail
abstract def
[]?
(key : String) : String | Nil
#
[
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]
def
initialize
#
[
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]