Version 1

[yaffs-website] / node_modules / rust-result / example.js

diff --git a/node_modules/rust-result/example.js b/node_modules/rust-result/example.js
new file mode 100644 (file)
index 0000000..fe7e00e
--- /dev/null
+++ b/node_modules/rust-result/example.js
@@ -0,0 +1,35 @@
+var fs = require('fs');
+var Result = require('./');
+
+
+// If you want async just get a promise or something.
+var readFile = function (path, encoding) {
+  try {
+    return Result.Ok(fs.readFileSync(path, encoding))
+  }
+  catch (ex) {
+    return Result.Err(ex)
+  }
+}
+
+var result = readFile(__filename);
+var v, err;
+
+if (Result.isOk(result)) {
+  v = Result.Ok(result);
+  console.log('got ' + v.length + ' bytes')
+}
+else if (Result.isErr(result)) {
+  err = Result.Err(result);
+  console.error('oops!', err.message)
+}
+
+result = readFile(__filename + 'I do not exist')
+if (Result.isOk(result)) {
+  v = Result.Ok(result)
+  console.log('got ' + v.length + ' bytes')
+}
+else if (Result.isErr(result)) {
+  err = Result.Err(result)
+  console.error('oops!', err.message)
+}