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Remove _Unicode and script data #838

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Remove _Unicode and script data #838

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489613e
Remove script data
Azoy Apr 18, 2022
c8ac780
If def script tests out for macOS
Azoy Jun 28, 2022
3abb067
Merge branch 'main' into remove-scripts
natecook1000 Oct 13, 2025
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6 changes: 1 addition & 5 deletions Package.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -78,14 +78,10 @@ let package = Package(
dependencies: [
"_RegexParser", "_StringProcessing"
]),
.target(
name: "_CUnicode",
dependencies: []),
.target(
name: "_StringProcessing",
dependencies: [
"_RegexParser",
"_CUnicode",
"_RegexParser"
],
swiftSettings: publicStdlibSettings),
.target(
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366 changes: 0 additions & 366 deletions Sources/_CUnicode/Common/ScriptData.h
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This file was deleted.

154 changes: 0 additions & 154 deletions Sources/_CUnicode/UnicodeData.c
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86 changes: 0 additions & 86 deletions Sources/_CUnicode/UnicodeScalarProps.c
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45 changes: 0 additions & 45 deletions Sources/_CUnicode/include/UnicodeData.h
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18 changes: 16 additions & 2 deletions Sources/_StringProcessing/ConsumerInterface.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
//
//===----------------------------------------------------------------------===//

@_spi(_Unicode) import Swift
internal import _RegexParser

extension Character {
Expand Down Expand Up @@ -280,10 +281,23 @@ extension DSLTree.CustomCharacterClass {
typealias ScalarPredicate = (UnicodeScalar) -> Bool

private func scriptScalarPredicate(_ s: Unicode.Script) -> ScalarPredicate {
{ Unicode.Script($0) == s }
{
if #available(SwiftStdlib 5.7, *) {
return unsafeBitCast($0.properties._script, to: Unicode.Script.self) == s
} else {
return false
}
}
}
private func scriptExtensionScalarPredicate(_ s: Unicode.Script) -> ScalarPredicate {
{ Unicode.Script.extensions(for: $0).contains(s) }
{
if #available(SwiftStdlib 5.7, *) {
let extensions = $0.properties._scriptExtensions
return extensions.contains(unsafeBitCast(s, to: UInt8.self))
} else {
return false
}
}
}
private func categoryScalarPredicate(_ gc: Unicode.GeneralCategory) -> ScalarPredicate {
{ gc == $0.properties.generalCategory }
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42 changes: 0 additions & 42 deletions Sources/_StringProcessing/Unicode/ScalarProps.swift
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Expand Up @@ -9,48 +9,6 @@
//
//===----------------------------------------------------------------------===//

internal import _RegexParser

@_silgen_name("_swift_string_processing_getScript")
func _swift_string_processing_getScript(_: UInt32) -> UInt8

@_silgen_name("_swift_string_processing_getScriptExtensions")
func _swift_string_processing_getScriptExtensions(
_: UInt32,
_: UnsafeMutablePointer<UInt8>
) -> UnsafePointer<UInt8>?

extension Unicode.Script {
init(_ scalar: Unicode.Scalar) {
let rawValue = _swift_string_processing_getScript(scalar.value)

_internalInvariant(rawValue != .max, "Unknown script rawValue: \(rawValue)")

self = unsafeBitCast(rawValue, to: Self.self)
}

static func extensions(for scalar: Unicode.Scalar) -> [Unicode.Script] {
var count: UInt8 = 0
let pointer = withUnsafeMutablePointer(to: &count) {
_swift_string_processing_getScriptExtensions(scalar.value, $0)
}

guard let pointer = pointer else {
return [Unicode.Script(scalar)]
}

var result: [Unicode.Script] = []

for i in 0 ..< count {
let script = pointer[Int(i)]

result.append(unsafeBitCast(script, to: Unicode.Script.self))
}

return result
}
}

extension UnicodeScalar {
var isHorizontalWhitespace: Bool {
value == 0x09 || properties.generalCategory == .spaceSeparator
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