Deprecate Char-to-Number conversions in stdlib (JVM and JS)

- Int.toChar was left non-deprecated because the replacement is not intrinsic yet.
- Number.toChar was left non-deprecated because otherwise the deprecation propagates to the override, Int.toChar.

KT-23451
This commit is contained in:
Ilya Gorbunov
2021-04-06 15:36:44 +03:00
parent b976cd812a
commit b64b96eee6
59 changed files with 273 additions and 169 deletions
@@ -68,7 +68,7 @@ class Arrays {
fun associateArrayOfPrimitives() {
val charCodes = intArrayOf(72, 69, 76, 76, 79)
val byCharCode = charCodes.associate { it to it.toChar() }
val byCharCode = charCodes.associate { it to Char(it) }
// 76=L only occurs once because only the last pair with the same key gets added
assertPrints(byCharCode, "{72=H, 69=E, 76=L, 79=O}")
@@ -79,7 +79,7 @@ class Arrays {
fun associateArrayOfPrimitivesBy() {
val charCodes = intArrayOf(72, 69, 76, 76, 79)
val byChar = charCodes.associateBy { it.toChar() }
val byChar = charCodes.associateBy { Char(it) }
// L=76 only occurs once because only the last pair with the same key gets added
assertPrints(byChar, "{H=72, E=69, L=76, O=79}")
@@ -89,7 +89,7 @@ class Arrays {
fun associateArrayOfPrimitivesByWithValueTransform() {
val charCodes = intArrayOf(65, 65, 66, 67, 68, 69)
val byUpperCase = charCodes.associateBy({ it.toChar() }, { (it + 32).toChar() })
val byUpperCase = charCodes.associateBy({ Char(it) }, { Char(it + 32) })
// A=a only occurs once because only the last pair with the same key gets added
assertPrints(byUpperCase, "{A=a, B=b, C=c, D=d, E=e}")
@@ -101,7 +101,7 @@ class Arrays {
val byChar = mutableMapOf<Char, Int>()
assertTrue(byChar.isEmpty())
charCodes.associateByTo(byChar) { it.toChar() }
charCodes.associateByTo(byChar) { Char(it) }
assertTrue(byChar.isNotEmpty())
// L=76 only occurs once because only the last pair with the same key gets added
@@ -113,7 +113,7 @@ class Arrays {
val charCodes = intArrayOf(65, 65, 66, 67, 68, 69)
val byUpperCase = mutableMapOf<Char, Char>()
charCodes.associateByTo(byUpperCase, { it.toChar() }, { (it + 32).toChar() } )
charCodes.associateByTo(byUpperCase, { Char(it) }, { Char(it + 32) })
// A=a only occurs once because only the last pair with the same key gets added
assertPrints(byUpperCase, "{A=a, B=b, C=c, D=d, E=e}")
@@ -124,7 +124,7 @@ class Arrays {
val charCodes = intArrayOf(72, 69, 76, 76, 79)
val byChar = mutableMapOf<Int, Char>()
charCodes.associateTo(byChar) { it to it.toChar() }
charCodes.associateTo(byChar) { it to Char(it) }
// 76=L only occurs once because only the last pair with the same key gets added
assertPrints(byChar, "{72=H, 69=E, 76=L, 79=O}")
@@ -35,7 +35,7 @@ class Chars {
val chars = listOf('\u0000', '\u000E', '\u0009', '1', 'a')
val (isoControls, notIsoControls) = chars.partition { it.isISOControl() }
// some ISO-control char codes
assertPrints(isoControls.map(Char::toInt), "[0, 14, 9]")
assertPrints(isoControls.map(Char::code), "[0, 14, 9]")
// non-ISO-control chars
assertPrints(notIsoControls, "[1, a]")
}
@@ -61,7 +61,7 @@ class Chars {
val chars = listOf(' ', '\t', '\n', '1', 'a', '\u00A0')
val (whitespaces, notWhitespaces) = chars.partition { it.isWhitespace() }
// whitespace char codes
assertPrints(whitespaces.map(Char::toInt), "[32, 9, 10, 160]")
assertPrints(whitespaces.map(Char::code), "[32, 9, 10, 160]")
// non-whitespace chars
assertPrints(notWhitespaces, "[1, a]")
}
@@ -126,7 +126,7 @@ class Strings {
fun associate() {
val string = "bonne journée"
// associate each character with its code
val result = string.associate { char -> char to char.toInt() }
val result = string.associate { char -> char to char.code }
// notice each letter occurs only once
assertPrints(result, "{b=98, o=111, n=110, e=101, =32, j=106, u=117, r=114, é=233}")
}
@@ -135,7 +135,7 @@ class Strings {
fun associateBy() {
val string = "bonne journée"
// associate each character by its code
val result = string.associateBy { char -> char.toInt() }
val result = string.associateBy { char -> char.code }
// notice each char code occurs only once
assertPrints(result, "{98=b, 111=o, 110=n, 101=e, 32= , 106=j, 117=u, 114=r, 233=é}")
}
@@ -144,7 +144,7 @@ class Strings {
fun associateByWithValueTransform() {
val string = "bonne journée"
// associate each character by the code of its upper case equivalent and transform the character to upper case
val result = string.associateBy({ char -> char.toUpperCase().toInt() }, { char -> char.toUpperCase() })
val result = string.associateBy({ char -> char.uppercaseChar().code }, { char -> char.uppercaseChar() })
// notice each char code occurs only once
assertPrints(result, "{66=B, 79=O, 78=N, 69=E, 32= , 74=J, 85=U, 82=R, 201=É}")
}
@@ -154,7 +154,7 @@ class Strings {
val string = "bonne journée"
// associate each character by its code
val result = mutableMapOf<Int, Char>()
string.associateByTo(result) { char -> char.toInt() }
string.associateByTo(result) { char -> char.code }
// notice each char code occurs only once
assertPrints(result, "{98=b, 111=o, 110=n, 101=e, 32= , 106=j, 117=u, 114=r, 233=é}")
}
@@ -164,7 +164,7 @@ class Strings {
val string = "bonne journée"
// associate each character by the code of its upper case equivalent and transform the character to upper case
val result = mutableMapOf<Int, Char>()
string.associateByTo(result, { char -> char.toUpperCase().toInt() }, { char -> char.toUpperCase() })
string.associateByTo(result, { char -> char.uppercaseChar().code }, { char -> char.uppercaseChar() })
// notice each char code occurs only once
assertPrints(result, "{66=B, 79=O, 78=N, 69=E, 32= , 74=J, 85=U, 82=R, 201=É}")
}
@@ -174,7 +174,7 @@ class Strings {
val string = "bonne journée"
// associate each character with its code
val result = mutableMapOf<Char, Int>()
string.associateTo(result) { char -> char to char.toInt() }
string.associateTo(result) { char -> char to char.code }
// notice each letter occurs only once
assertPrints(result, "{b=98, o=111, n=110, e=101, =32, j=106, u=117, r=114, é=233}")
}
@@ -183,7 +183,7 @@ class Strings {
fun associateWith() {
val string = "bonne journée"
// associate each character with its code
val result = string.associateWith { char -> char.toInt() }
val result = string.associateWith { char -> char.code }
// notice each letter occurs only once
assertPrints(result, "{b=98, o=111, n=110, e=101, =32, j=106, u=117, r=114, é=233}")
}
@@ -193,7 +193,7 @@ class Strings {
val string = "bonne journée"
// associate each character with its code
val result = mutableMapOf<Char, Int>()
string.associateWithTo(result) { char -> char.toInt() }
string.associateWithTo(result) { char -> char.code }
// notice each letter occurs only once
assertPrints(result, "{b=98, o=111, n=110, e=101, =32, j=106, u=117, r=114, é=233}")
}
@@ -414,7 +414,7 @@ class Strings {
@Sample
fun map() {
val string = "kotlin"
assertPrints(string.map { it.toUpperCase() }, "[K, O, T, L, I, N]")
assertPrints(string.map { it.uppercaseChar() }, "[K, O, T, L, I, N]")
}
@Sample