chore: fix missing HTTPS on links (#1337)

Author: jbampton

README.md

@@ -126,7 +126,7 @@ ExDoc will automatically generate links across modules and functions if you encl
   * By referring to a module, function, type or callback from your project, such as `` `MyModule` ``, ExDoc will automatically link to those
   * By referring to a module, function, type or callback from Elixir, such as `` `String` ``, ExDoc will automatically link to Elixir's stable documentation
   * By referring to a function, type, or callback from OTP, such as (`` `:queue.new/0` ``), ExDoc will automatically link to the OTP documentation
-  * By referring to a module, function, type or callback from any of your dependencies, such as `` `MyDep` ``, ExDoc will automatically link to that dependency documentation on [hexdocs.pm](http://hexdocs.pm/) (the link can be configured by setting `docs: [deps: [my_dep: "https://path/to/docs/"]]` in your `mix.exs`)
+  * By referring to a module, function, type or callback from any of your dependencies, such as `` `MyDep` ``, ExDoc will automatically link to that dependency documentation on [hexdocs.pm](https://hexdocs.pm/) (the link can be configured by setting `docs: [deps: [my_dep: "https://path/to/docs/"]]` in your `mix.exs`)
 
 ExDoc supports linking to modules (`` `MyModule` ``), functions (`` `MyModule.function/1` ``), types (`` `t:MyModule.type/2` ``) and callbacks (`` `c:MyModule.callback/3` ``). If you want to link a function, type or callback in the current module, you may skip the module name, such as `` `function/1` ``.
 

lib/ex_doc/markdown.ex

@@ -8,7 +8,7 @@ defmodule ExDoc.Markdown do
 
   ExDoc supports the following Markdown parsers out of the box:
 
-    * [EarmarkParser](http://github.com/robertdober/earmark_parser)
+    * [EarmarkParser](https://github.com/robertdober/earmark_parser)
 
   ExDoc uses EarmarkParser by default.
   """

test/ex_doc/formatter/epub/templates_test.exs

@@ -9,7 +9,7 @@ defmodule ExDoc.Formatter.EPUB.TemplatesTest do
   end
 
   defp homepage_url do
-    "http://elixir-lang.org"
+    "https://elixir-lang.org"
   end
 
   defp doc_config(config \\ []) do

test/ex_doc/formatter/html/templates_test.exs

@@ -11,7 +11,7 @@ defmodule ExDoc.Formatter.HTML.TemplatesTest do
   end
 
   defp homepage_url do
-    "http://elixir-lang.org"
+    "https://elixir-lang.org"
   end
 
   defp doc_config(config \\ []) do

test/mix/tasks/docs_test.exs

@@ -114,7 +114,7 @@ defmodule Mix.Tasks.DocsTest do
                 deps: _,
                 apps: _,
                 source_beam: _,
-                homepage_url: "http://elixir-lang.org",
+                homepage_url: "https://elixir-lang.org",
                 source_url: "https://github.com/elixir-lang/ex_doc"
               ]},
              {"ExDoc", "1.2.3-dev",
@@ -123,15 +123,15 @@ defmodule Mix.Tasks.DocsTest do
                 deps: _,
                 apps: _,
                 source_beam: _,
-                homepage_url: "http://elixir-lang.org",
+                homepage_url: "https://elixir-lang.org",
                 source_url: "https://github.com/elixir-lang/ex_doc"
               ]}
            ] =
              run([],
                app: :ex_doc,
                name: "ExDoc",
                source_url: "https://github.com/elixir-lang/ex_doc",
-               homepage_url: "http://elixir-lang.org",
+               homepage_url: "https://elixir-lang.org",
                version: "1.2.3-dev"
              )