single quotes

Author: scivision

+stdlib/cpu_load.m

@@ -3,7 +3,7 @@
 %%% Inputs
 % * backend: backend to use
 %%% Outputs
-% * i: Returns the "recent cpu usage" for the whole system.
+% * i: Returns the 'recent cpu usage' for the whole system.
 % * b: backend used
 %
 % This value is a double greater than 0.
@@ -29,7 +29,7 @@
     case 'sys'
       i = stdlib.sys.cpu_load();
     otherwise
-      error("stdlib:cpu_load:ValueError", "Unknown backend: %s", b)
+      error('stdlib:cpu_load:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(i)
@@ -39,4 +39,4 @@
 
 end
 
-%!assert (stdlib.cpu_load() >= 0)
+%!assert (stdlib.cpu_load() >= 0)

+stdlib/create_symlink.m

@@ -12,26 +12,27 @@
 
 function [i, b] = create_symlink(target, link, backend)
 if nargin < 3
-  backend = ["native", "dotnet", "python", "sys"];
+  backend = {'native', 'dotnet', 'python', 'sys'};
 else
   backend = string(backend);
 end
 
 i = logical([]);
 
-for b = backend
+for j = 1:numel(backend)
+  b = backend{j};
   switch b
-    case "native"
+    case 'native'
       i = stdlib.native.create_symlink(target, link);
-    case "dotnet"
+    case 'dotnet'
       i = stdlib.dotnet.create_symlink(target, link);
-    case "python"
+    case 'python'
       if stdlib.matlabOlderThan('R2022a'), continue, end
       i = stdlib.python.create_symlink(target, link);
-    case "sys"
+    case 'sys'
       i = stdlib.sys.create_symlink(target, link);
     otherwise
-      error("stdlib:create_symlink:ValueError", "Unknown backend: %s", b)
+      error('stdlib:create_symlink:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(i)

+stdlib/device.m

@@ -19,15 +19,15 @@
 for j = 1:numel(backend)
   b = backend{j};
   switch b
-    case "java"
+    case 'java'
       i = stdlib.java.device(file);
-    case "python"
+    case 'python'
       if stdlib.matlabOlderThan('R2022a'), continue, end
       i = stdlib.python.device(file);
-    case "sys"
+    case 'sys'
       i = stdlib.sys.device(file);
     otherwise
-      error("stdlib:device:ValueError", "Unknown backend: %s", b)
+      error('stdlib:device:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(i)
@@ -38,4 +38,4 @@
 end
 
 
-%!assert (stdlib.device('.') > 0)
+%!assert (stdlib.device('.') > 0)

+stdlib/disk_available.m

@@ -32,7 +32,7 @@
     case 'sys'
       i = stdlib.sys.disk_available(file);
     otherwise
-      error("stdlib:disk_available:ValueError", "Unknown backend: %s", b)
+      error('stdlib:disk_available:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(i)

+stdlib/disk_capacity.m

@@ -30,7 +30,7 @@
     case 'sys'
       i = stdlib.sys.disk_capacity(file);
     otherwise
-      error("stdlib:disk_capacity:ValueError", "Unknown backend: %s", b)
+      error('stdlib:disk_capacity:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(i)

+stdlib/exists.m

@@ -1,6 +1,6 @@
 %% EXISTS does path exist
 %
-% NOTE: in general on Windows exists("./not-exist/..") is true, but on
+% NOTE: in general on Windows exists('./not-exist/..') is true, but on
 % Unix it is false.
 % In C/C++ access() or stat() the same behavior is observed Windows vs Unix.
 %

+stdlib/file_checksum.m

@@ -4,7 +4,7 @@
 %
 %%% Inputs
 % * file: file or to hash
-% * hash_method:  "MD5", "SHA-1", "SHA-256", etc.
+% * hash_method:  'MD5', 'SHA-1', 'SHA-256', etc.
 % * backend: backend to use
 %%% Outputs
 % * hash: string hash
@@ -49,4 +49,4 @@
 %! if stdlib.has_java()
 %! hj = stdlib.file_checksum(f, 'sha256', 'java');
 %! assert(strcmp(hs, hj))
-%! end
+%! end

+stdlib/filesystem_type.m

@@ -21,17 +21,17 @@
 for j = 1:numel(backend)
   b = backend{j};
   switch b
-    case "java"
+    case 'java'
       r = stdlib.java.filesystem_type(file);
-    case "dotnet"
+    case 'dotnet'
       r = stdlib.dotnet.filesystem_type(file);
-    case "python"
+    case 'python'
       if stdlib.matlabOlderThan('R2022a'), continue, end
       r = stdlib.python.filesystem_type(file);
-    case "sys"
+    case 'sys'
       r = stdlib.sys.filesystem_type(file);
     otherwise
-      error("stdlib:filesystem_type:ValueError", "Unknown backend: %s", b)
+      error('stdlib:filesystem_type:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(r)
@@ -42,4 +42,4 @@
 end
 
 
-%!assert (~isempty(stdlib.filesystem_type('.')))
+%!assert (~isempty(stdlib.filesystem_type('.')))

+stdlib/get_owner.m

@@ -19,17 +19,17 @@
 for j = 1:numel(backend)
   b = backend{j};
   switch b
-    case "java"
+    case 'java'
       r = stdlib.java.get_owner(file);
-    case "dotnet"
+    case 'dotnet'
       r = stdlib.dotnet.get_owner(file);
-    case "python"
+    case 'python'
       if stdlib.matlabOlderThan('R2022a'), continue, end
       r = stdlib.python.get_owner(file);
-    case "sys"
+    case 'sys'
       r = stdlib.sys.get_owner(file);
     otherwise
-      error("stdlib:get_owner:ValueError", "Unknown backend: %s", b)
+      error('stdlib:get_owner:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(r)
@@ -40,4 +40,4 @@
 end
 
 
-%!assert (~isempty(stdlib.get_owner('.')))
+%!assert (~isempty(stdlib.get_owner('.')))

+stdlib/get_process_priority.m

@@ -1,5 +1,5 @@
 %% GET_PROCESS_PRIORITY get priority of the current Matlab session
-% This is an integer value like "nice" on Unix-like systems
+% This is an integer value like 'nice' on Unix-like systems
 % On Windows systems the char value is like 'Normal'
 %
 %%% Inputs
@@ -21,15 +21,15 @@
 for j = 1:numel(backend)
   b = backend{j};
   switch b
-    case "dotnet"
+    case 'dotnet'
       i = stdlib.dotnet.get_process_priority();
-    case "python"
+    case 'python'
       if stdlib.matlabOlderThan('R2022a'), continue, end
       i = stdlib.python.get_process_priority();
-    case "sys"
+    case 'sys'
       i = stdlib.sys.get_process_priority();
     otherwise
-      error("stdlib:get_process_priority:ValueError", "Unknown backend: %s", b)
+      error('stdlib:get_process_priority:ValueError', 'Unknown backend: %s', b)
   end
 
   if ~isempty(i)