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KT-29151 Provide specialized string samples for all drop/take functions

Browse Source 
These include:
- take, takeLast, takeWhile, takeLastWhile,
- drop, dropLast, dropWhile, dropLastWhile
This commit is contained in:
Ilya Gorbunov
2019-03-06 05:59:28 +03:00
parent 991e739693
commit 42120b93b8
3 changed files with 41 additions and 28 deletions
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libraries/tools/kotlin-stdlib-gen/src/templates/Filtering.kt
+13 -12
View File
@@ -33,6 +33,11 @@ object Filtering : TemplateGroupBase() {
}
}
private fun sampleClass(f: Family): String = when(f) {
Strings, CharSequences -> "samples.text.Strings"
else -> "samples.collections.Collections.Transformations"
}
private fun toResult(f: Family): String = if (f == CharSequences) "" else ".toString()"
private fun takeAll(f: Family): String = if (f == Strings) "this" else subsequence(f, "0")
@@ -47,7 +52,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing all elements except first [n] elements.
"""
}
sample("samples.collections.Collections.Transformations.drop")
sample("${sampleClass(f)}.drop")
returns("List<T>")
body {
"""
@@ -133,9 +138,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing first [n] elements.
"""
}
specialFor(Iterables, Sequences, ArraysOfObjects, ArraysOfPrimitives) {
sample("samples.collections.Collections.Transformations.take")
}
sample("${sampleClass(f)}.take")
returns("List<T>")
body {
"""
@@ -157,7 +160,6 @@ object Filtering : TemplateGroupBase() {
}
specialFor(Strings, CharSequences) {
sample("samples.text.Strings.take")
returns("SELF")
specialFor(Strings) {
doc { "Returns a string containing the first [n] characters from this string, or the entire string if this string is shorter." }
@@ -216,7 +218,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing all elements except last [n] elements.
"""
}
sample("samples.collections.Collections.Transformations.drop")
sample("${sampleClass(f)}.drop")
returns("List<T>")
body {
"""
@@ -245,8 +247,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing last [n] elements.
"""
}
sample("samples.collections.Collections.Transformations.take")
sample("${sampleClass(f)}.take")
returns("List<T>")
specialFor(Strings, CharSequences) {
returns("SELF")
@@ -312,7 +313,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing all elements except first elements that satisfy the given [predicate].
"""
}
sample("samples.collections.Collections.Transformations.drop")
sample("${sampleClass(f)}.drop")
returns("List<T>")
body {
"""
@@ -369,7 +370,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing first elements satisfying the given [predicate].
"""
}
sample("samples.collections.Collections.Transformations.take")
sample("${sampleClass(f)}.take")
returns("List<T>")
body {
"""
@@ -421,7 +422,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing all elements except last elements that satisfy the given [predicate].
"""
}
sample("samples.collections.Collections.Transformations.drop")
sample("${sampleClass(f)}.drop")
returns("List<T>")
body {
@@ -479,7 +480,7 @@ object Filtering : TemplateGroupBase() {
Returns a list containing last elements satisfying the given [predicate].
"""
}
sample("samples.collections.Collections.Transformations.take")
sample("${sampleClass(f)}.take")
returns("List<T>")
body {