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deprecate high(value) and low(value) (#15283)

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Miran 2020-09-09 12:43:04 +02:00 • committed by GitHub
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lib/system.nim
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@ -288,13 +288,14 @@ else:
type sink*[T]{.magic: "BuiltinType".} type sink*[T]{.magic: "BuiltinType".}
type lent*[T]{.magic: "BuiltinType".} type lent*[T]{.magic: "BuiltinType".}
proc high*[T: Ordinal|enum|range](x: T): T {.magic: "High", noSideEffect.} proc high*[T: Ordinal|enum|range](x: T): T {.magic: "High", noSideEffect,
deprecated: "Deprecated since v1.4; there should not be `high(value)`. Use `high(type)`.".}
## Returns the highest possible value of an ordinal value `x`. ## Returns the highest possible value of an ordinal value `x`.
## ##
## As a special semantic rule, `x` may also be a type identifier. ## As a special semantic rule, `x` may also be a type identifier.
## ##
## See also: ## **This proc is deprecated**, use this one instead:
## * `low(T) <#low,T>`_ ## * `high(typedesc) <#high,typedesc[T]>`_
## ##
## .. code-block:: Nim ## .. code-block:: Nim
## high(2) # => 9223372036854775807 ## high(2) # => 9223372036854775807
@ -360,12 +361,13 @@ proc high*(x: string): int {.magic: "High", noSideEffect.}
## var str = "Hello world!" ## var str = "Hello world!"
## high(str) # => 11 ## high(str) # => 11
proc low*[T: Ordinal|enum|range](x: T): T {.magic: "Low", noSideEffect.} proc low*[T: Ordinal|enum|range](x: T): T {.magic: "Low", noSideEffect,
deprecated: "Deprecated since v1.4; there should not be `low(value)`. Use `low(type)`.".}
## Returns the lowest possible value of an ordinal value `x`. As a special ## Returns the lowest possible value of an ordinal value `x`. As a special
## semantic rule, `x` may also be a type identifier. ## semantic rule, `x` may also be a type identifier.
## ##
## See also: ## **This proc is deprecated**, use this one instead:
## * `high(T) <#high,T>`_ ## * `low(typedesc) <#low,typedesc[T]>`_
## ##
## .. code-block:: Nim ## .. code-block:: Nim
## low(2) # => -9223372036854775808 ## low(2) # => -9223372036854775808