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-rw-r--r--gen/src/gleam@string.erl8
-rw-r--r--gen/test/gleam@string_test.erl38
2 files changed, 44 insertions, 2 deletions
diff --git a/gen/src/gleam@string.erl b/gen/src/gleam@string.erl
index c0557fd..1b914c9 100644
--- a/gen/src/gleam@string.erl
+++ b/gen/src/gleam@string.erl
@@ -1,7 +1,7 @@
-module(gleam@string).
-compile(no_auto_import).
--export([is_empty/1, length/1, reverse/1, replace/3, lowercase/1, uppercase/1, compare/2, contains/2, split/2, append/2, concat/1, repeat/2, join/2, trim/1, trim_left/1, trim_right/1]).
+-export([is_empty/1, length/1, reverse/1, replace/3, lowercase/1, uppercase/1, compare/2, contains/2, starts_with/2, ends_with/2, split/2, append/2, concat/1, repeat/2, join/2, trim/1, trim_left/1, trim_right/1]).
is_empty(Str) ->
Str =:= <<""/utf8>>.
@@ -32,6 +32,12 @@ erl_contains(A, B) ->
contains(Haystack, Needle) ->
erl_contains(Haystack, Needle).
+starts_with(A, B) ->
+ gleam_stdlib:string_starts_with(A, B).
+
+ends_with(A, B) ->
+ gleam_stdlib:string_ends_with(A, B).
+
split(X, Substring) ->
gleam@list:map(
gleam@iodata:split(gleam@iodata:new(X), Substring),
diff --git a/gen/test/gleam@string_test.erl b/gen/test/gleam@string_test.erl
index 07f3f9b..c6fe92f 100644
--- a/gen/test/gleam@string_test.erl
+++ b/gen/test/gleam@string_test.erl
@@ -1,7 +1,7 @@
-module(gleam@string_test).
-compile(no_auto_import).
--export([length_test/0, lowercase_test/0, uppercase_test/0, reverse_test/0, split_test/0, replace_test/0, append_test/0, compare_test/0, contains_test/0, concat_test/0, repeat_test/0, join_test/0, trim_test/0, trim_left_test/0, trim_right_test/0]).
+-export([length_test/0, lowercase_test/0, uppercase_test/0, reverse_test/0, split_test/0, replace_test/0, append_test/0, compare_test/0, contains_test/0, concat_test/0, repeat_test/0, join_test/0, trim_test/0, trim_left_test/0, trim_right_test/0, starts_with_test/0, ends_with_test/0]).
length_test() ->
gleam@should:equal(gleam@string:length(<<"ß↑e̊"/utf8>>), 3),
@@ -116,3 +116,39 @@ trim_right_test() ->
gleam@string:trim_right(<<" hats \n"/utf8>>),
<<" hats"/utf8>>
).
+
+starts_with_test() ->
+ gleam@should:equal(
+ gleam@string:starts_with(<<"theory"/utf8>>, <<""/utf8>>),
+ true
+ ),
+ gleam@should:equal(
+ gleam@string:starts_with(<<"theory"/utf8>>, <<"the"/utf8>>),
+ true
+ ),
+ gleam@should:equal(
+ gleam@string:starts_with(<<"theory"/utf8>>, <<"ory"/utf8>>),
+ false
+ ),
+ gleam@should:equal(
+ gleam@string:starts_with(<<"theory"/utf8>>, <<"theory2"/utf8>>),
+ false
+ ).
+
+ends_with_test() ->
+ gleam@should:equal(
+ gleam@string:ends_with(<<"theory"/utf8>>, <<""/utf8>>),
+ true
+ ),
+ gleam@should:equal(
+ gleam@string:ends_with(<<"theory"/utf8>>, <<"ory"/utf8>>),
+ true
+ ),
+ gleam@should:equal(
+ gleam@string:ends_with(<<"theory"/utf8>>, <<"the"/utf8>>),
+ false
+ ),
+ gleam@should:equal(
+ gleam@string:ends_with(<<"theory"/utf8>>, <<"theory2"/utf8>>),
+ false
+ ).