is_writable: choose_method

Author: scivision

+stdlib/+native/is_writable_legacy.m renamed to +stdlib/+legacy/is_writable.m

@@ -1,4 +1,4 @@
-function y = is_writable_legacy(file)
+function y = is_writable(file)
 
 if stdlib.exists(file)
   a = stdlib.native.file_attributes(file);

+stdlib/is_writable.m

@@ -5,17 +5,14 @@
 %% Outputs
 % ok: true if file is writable
 
-function y = is_writable(file)
+function y = is_writable(file, method)
 arguments
   file {mustBeTextScalar}
+  method (1,:) string = ["java", "native", "legacy"]
 end
 
-if stdlib.has_java()
-  y = stdlib.java.is_writable(file);
-elseif isMATLABReleaseOlderThan('R2025a')
-  y = stdlib.native.is_writable_legacy(file);
-else
-  y = stdlib.native.is_writable(file);
-end
+fun = choose_method(method, "is_writable", 'R2025a');
+
+y = fun(file);
 
 end

test/TestExists.m

@@ -11,7 +11,7 @@
 }
 % on CI matlabroot can be writable!
 isr_method = {'java', 'native', 'legacy'}
-isw_fun = {@stdlib.is_writable, @stdlib.java.is_writable, @stdlib.native.is_writable, @stdlib.native.is_writable_legacy}
+isw_method = {'java', 'native', 'legacy'}
 end
 
 methods(TestClassSetup)
@@ -37,19 +37,21 @@ function test_is_readable(tc, Ps, isr_method)
 end
 
 
-function test_is_writable(tc, Ps, isw_fun)
-is_capable(tc, isw_fun)
+function test_is_writable(tc, Ps, isw_method)
+is_capable(tc, str2func("stdlib." + isw_method + ".is_writable"))
 
-ok = isw_fun(Ps{1});
+ok = stdlib.is_writable(Ps{1}, isw_method);
 tc.verifyEqual(ok, Ps{2}, Ps{1})
 end
 
-function test_is_writable_dir(tc)
+function test_is_writable_dir(tc, isw_method)
+is_capable(tc, str2func("stdlib." + isw_method + ".is_writable"))
+
 tc.assumeFalse(isMATLABReleaseOlderThan('R2022a'))
 
 td = tc.createTemporaryFolder();
 
-tc.verifyTrue(stdlib.is_writable(td))
+tc.verifyTrue(stdlib.is_writable(td, isw_method))
 end
 
 end