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authorGravatar Abseil Team <absl-team@google.com>2018-08-21 11:31:02 -0700
committerGravatar Derek Mauro <dmauro@google.com>2018-08-22 11:02:33 -0400
commitbed5bd6e185c7e0311f3a1f2dab4c96083dac636 (patch)
tree0a552d0018ff8dc508c3db1b31087d687abb5767 /absl/strings/str_join.h
parentfefc83638fb69395d259ed245699310610429064 (diff)
Export of internal Abseil changes.
-- f4bb8afa9376b4120f56f3beff7b07260da4a5c2 by CJ Johnson <johnsoncj@google.com>: Add user to Github list PiperOrigin-RevId: 209630262 GitOrigin-RevId: f4bb8afa9376b4120f56f3beff7b07260da4a5c2 Change-Id: I3fedf35011d805ee4a20b92e073b43523b47d15b
Diffstat (limited to 'absl/strings/str_join.h')
-rw-r--r--absl/strings/str_join.h56
1 files changed, 28 insertions, 28 deletions
diff --git a/absl/strings/str_join.h b/absl/strings/str_join.h
index b0680e83..f9611ad3 100644
--- a/absl/strings/str_join.h
+++ b/absl/strings/str_join.h
@@ -18,10 +18,10 @@
// -----------------------------------------------------------------------------
//
// This header file contains functions for joining a range of elements and
-// returning the result as a std::string. StrJoin operations are specified by passing
-// a range, a separator std::string to use between the elements joined, and an
+// returning the result as a string. StrJoin operations are specified by passing
+// a range, a separator string to use between the elements joined, and an
// optional Formatter responsible for converting each argument in the range to a
-// std::string. If omitted, a default `AlphaNumFormatter()` is called on the elements
+// string. If omitted, a default `AlphaNumFormatter()` is called on the elements
// to be joined, using the same formatting that `absl::StrCat()` uses. This
// package defines a number of default formatters, and you can define your own
// implementations.
@@ -29,7 +29,7 @@
// Ranges are specified by passing a container with `std::begin()` and
// `std::end()` iterators, container-specific `begin()` and `end()` iterators, a
// brace-initialized `std::initializer_list`, or a `std::tuple` of heterogeneous
-// objects. The separator std::string is specified as an `absl::string_view`.
+// objects. The separator string is specified as an `absl::string_view`.
//
// Because the default formatter uses the `absl::AlphaNum` class,
// `absl::StrJoin()`, like `absl::StrCat()`, will work out-of-the-box on
@@ -37,8 +37,8 @@
//
// Example:
//
-// std::vector<std::string> v = {"foo", "bar", "baz"};
-// std::string s = absl::StrJoin(v, "-");
+// std::vector<string> v = {"foo", "bar", "baz"};
+// string s = absl::StrJoin(v, "-");
// EXPECT_EQ("foo-bar-baz", s);
//
// See comments on the `absl::StrJoin()` function for more examples.
@@ -66,16 +66,16 @@ namespace absl {
// -----------------------------------------------------------------------------
//
// A Formatter is a function object that is responsible for formatting its
-// argument as a std::string and appending it to a given output std::string. Formatters
+// argument as a string and appending it to a given output string. Formatters
// may be implemented as function objects, lambdas, or normal functions. You may
// provide your own Formatter to enable `absl::StrJoin()` to work with arbitrary
// types.
//
// The following is an example of a custom Formatter that simply uses
-// `std::to_string()` to format an integer as a std::string.
+// `std::to_string()` to format an integer as a string.
//
// struct MyFormatter {
-// void operator()(std::string* out, int i) const {
+// void operator()(string* out, int i) const {
// out->append(std::to_string(i));
// }
// };
@@ -84,7 +84,7 @@ namespace absl {
// argument to `absl::StrJoin()`:
//
// std::vector<int> v = {1, 2, 3, 4};
-// std::string s = absl::StrJoin(v, "-", MyFormatter());
+// string s = absl::StrJoin(v, "-", MyFormatter());
// EXPECT_EQ("1-2-3-4", s);
//
// The following standard formatters are provided within this file:
@@ -156,10 +156,10 @@ DereferenceFormatter() {
// StrJoin()
// -----------------------------------------------------------------------------
//
-// Joins a range of elements and returns the result as a std::string.
-// `absl::StrJoin()` takes a range, a separator std::string to use between the
+// Joins a range of elements and returns the result as a string.
+// `absl::StrJoin()` takes a range, a separator string to use between the
// elements joined, and an optional Formatter responsible for converting each
-// argument in the range to a std::string.
+// argument in the range to a string.
//
// If omitted, the default `AlphaNumFormatter()` is called on the elements to be
// joined.
@@ -167,22 +167,22 @@ DereferenceFormatter() {
// Example 1:
// // Joins a collection of strings. This pattern also works with a collection
// // of `absl::string_view` or even `const char*`.
-// std::vector<std::string> v = {"foo", "bar", "baz"};
-// std::string s = absl::StrJoin(v, "-");
+// std::vector<string> v = {"foo", "bar", "baz"};
+// string s = absl::StrJoin(v, "-");
// EXPECT_EQ("foo-bar-baz", s);
//
// Example 2:
// // Joins the values in the given `std::initializer_list<>` specified using
// // brace initialization. This pattern also works with an initializer_list
// // of ints or `absl::string_view` -- any `AlphaNum`-compatible type.
-// std::string s = absl::StrJoin({"foo", "bar", "baz"}, "-");
+// string s = absl::StrJoin({"foo", "bar", "baz"}, "-");
// EXPECT_EQ("foo-bar-baz", s);
//
// Example 3:
// // Joins a collection of ints. This pattern also works with floats,
// // doubles, int64s -- any `StrCat()`-compatible type.
// std::vector<int> v = {1, 2, 3, -4};
-// std::string s = absl::StrJoin(v, "-");
+// string s = absl::StrJoin(v, "-");
// EXPECT_EQ("1-2-3--4", s);
//
// Example 4:
@@ -193,7 +193,7 @@ DereferenceFormatter() {
// // `std::vector<int*>`.
// int x = 1, y = 2, z = 3;
// std::vector<int*> v = {&x, &y, &z};
-// std::string s = absl::StrJoin(v, "-");
+// string s = absl::StrJoin(v, "-");
// EXPECT_EQ("1-2-3", s);
//
// Example 5:
@@ -202,42 +202,42 @@ DereferenceFormatter() {
// v.emplace_back(new int(1));
// v.emplace_back(new int(2));
// v.emplace_back(new int(3));
-// std::string s = absl::StrJoin(v, "-");
+// string s = absl::StrJoin(v, "-");
// EXPECT_EQ("1-2-3", s);
//
// Example 6:
// // Joins a `std::map`, with each key-value pair separated by an equals
// // sign. This pattern would also work with, say, a
// // `std::vector<std::pair<>>`.
-// std::map<std::string, int> m = {
+// std::map<string, int> m = {
// std::make_pair("a", 1),
// std::make_pair("b", 2),
// std::make_pair("c", 3)};
-// std::string s = absl::StrJoin(m, ",", absl::PairFormatter("="));
+// string s = absl::StrJoin(m, ",", absl::PairFormatter("="));
// EXPECT_EQ("a=1,b=2,c=3", s);
//
// Example 7:
// // These examples show how `absl::StrJoin()` handles a few common edge
// // cases:
-// std::vector<std::string> v_empty;
+// std::vector<string> v_empty;
// EXPECT_EQ("", absl::StrJoin(v_empty, "-"));
//
-// std::vector<std::string> v_one_item = {"foo"};
+// std::vector<string> v_one_item = {"foo"};
// EXPECT_EQ("foo", absl::StrJoin(v_one_item, "-"));
//
-// std::vector<std::string> v_empty_string = {""};
+// std::vector<string> v_empty_string = {""};
// EXPECT_EQ("", absl::StrJoin(v_empty_string, "-"));
//
-// std::vector<std::string> v_one_item_empty_string = {"a", ""};
+// std::vector<string> v_one_item_empty_string = {"a", ""};
// EXPECT_EQ("a-", absl::StrJoin(v_one_item_empty_string, "-"));
//
-// std::vector<std::string> v_two_empty_string = {"", ""};
+// std::vector<string> v_two_empty_string = {"", ""};
// EXPECT_EQ("-", absl::StrJoin(v_two_empty_string, "-"));
//
// Example 8:
// // Joins a `std::tuple<T...>` of heterogeneous types, converting each to
-// // a std::string using the `absl::AlphaNum` class.
-// std::string s = absl::StrJoin(std::make_tuple(123, "abc", 0.456), "-");
+// // a string using the `absl::AlphaNum` class.
+// string s = absl::StrJoin(std::make_tuple(123, "abc", 0.456), "-");
// EXPECT_EQ("123-abc-0.456", s);
template <typename Iterator, typename Formatter>