Rename File.real_path to .realpath (crystal-lang#12552)

src/crystal/system/unix/file.cr

@@ -143,10 +143,10 @@ module Crystal::System::File
     end
   end
 
-  def self.real_path(path)
-    real_path_ptr = LibC.realpath(path, nil)
-    raise ::File::Error.from_errno("Error resolving real path", file: path) unless real_path_ptr
-    String.new(real_path_ptr).tap { LibC.free(real_path_ptr.as(Void*)) }
+  def self.realpath(path)
+    realpath_ptr = LibC.realpath(path, nil)
+    raise ::File::Error.from_errno("Error resolving real path", file: path) unless realpath_ptr
+    String.new(realpath_ptr).tap { LibC.free(realpath_ptr.as(Void*)) }
   end
 
   def self.link(old_path, new_path)

src/crystal/system/wasi/file.cr

@@ -10,8 +10,8 @@ module Crystal::System::File
     raise NotImplementedError.new "Crystal::System::File.chown"
   end
 
-  def self.real_path(path)
-    raise NotImplementedError.new "Crystal::System::File.real_path"
+  def self.realpath(path)
+    raise NotImplementedError.new "Crystal::System::File.realpath"
   end
 
   def self.utime(atime : ::Time, mtime : ::Time, filename : String) : Nil

src/crystal/system/win32/file.cr

@@ -177,11 +177,11 @@ module Crystal::System::File
     end
   end
 
-  def self.real_path(path : String) : String
+  def self.realpath(path : String) : String
     # TODO: read links using https://msdn.microsoft.com/en-us/library/windows/desktop/aa364571(v=vs.85).aspx
     win_path = to_windows_path(path)
 
-    real_path = System.retry_wstr_buffer do |buffer, small_buf|
+    realpath = System.retry_wstr_buffer do |buffer, small_buf|
       len = LibC.GetFullPathNameW(win_path, buffer.size, buffer, nil)
       if 0 < len < buffer.size
         break String.from_utf16(buffer[0, len])
@@ -192,11 +192,11 @@ module Crystal::System::File
       end
     end
 
-    unless exists? real_path
+    unless exists? realpath
       raise ::File::Error.from_os_error("Error resolving real path", Errno::ENOENT, file: path)
     end
 
-    real_path
+    realpath
   end
 
   def self.link(old_path : String, new_path : String) : Nil

src/exception/call_stack/mach_o.cr

@@ -101,10 +101,10 @@ struct Exception::CallStack
       end
     end
 
-    program = File.real_path(String.new(buffer))
+    program = File.realpath(String.new(buffer))
 
     LibC._dyld_image_count.times do |i|
-      if program == File.real_path(String.new(LibC._dyld_get_image_name(i)))
+      if program == File.realpath(String.new(LibC._dyld_get_image_name(i)))
         return LibC._dyld_get_image_vmaddr_slide(i)
       end
     end

src/file.cr

@@ -611,8 +611,14 @@ class File < IO::FileDescriptor
   end
 
   # Resolves the real path of *path* by following symbolic links.
+  def self.realpath(path : Path | String) : String
+    Crystal::System::File.realpath(path.to_s)
+  end
+
+  # :ditto:
+  @[Deprecated("Use `.realpath` instead.")]
   def self.real_path(path : Path | String) : String
-    Crystal::System::File.real_path(path.to_s)
+    realpath(path)
   end
 
   # Creates a new link (also known as a hard link) at *new_path* to an existing file

src/process/executable_path.cr

@@ -31,7 +31,7 @@ class Process
   def self.executable_path : String?
     if executable = executable_path_impl
       begin
-        File.real_path(executable)
+        File.realpath(executable)
       rescue File::Error
       end
     end