Initial commit

node_modules/cosmiconfig/lib/loadDefinedFile.js

@@ -0,0 +1,66 @@
+'use strict';
+
+var yaml = require('js-yaml');
+var parseJson = require('parse-json');
+var requireFromString = require('require-from-string');
+var readFile = require('./readFile');
+
+module.exports = function (filepath, options) {
+  return readFile(filepath, { throwNotFound: true }).then(function (content) {
+    var parsedConfig = (function () {
+      switch (options.format) {
+        case 'json':
+          return parseJson(content, filepath);
+        case 'yaml':
+          return yaml.safeLoad(content, {
+            filename: filepath,
+          });
+        case 'js':
+          return requireFromString(content, filepath);
+        default:
+          return tryAllParsing(content, filepath);
+      }
+    })();
+
+    if (!parsedConfig) {
+      throw new Error(
+        'Failed to parse "' + filepath + '" as JSON, JS, or YAML.'
+      );
+    }
+
+    return {
+      config: parsedConfig,
+      filepath: filepath,
+    };
+  });
+};
+
+function tryAllParsing(content, filepath) {
+  return tryYaml(content, filepath, function () {
+    return tryRequire(content, filepath, function () {
+      return null;
+    });
+  });
+}
+
+function tryYaml(content, filepath, cb) {
+  try {
+    var result = yaml.safeLoad(content, {
+      filename: filepath,
+    });
+    if (typeof result === 'string') {
+      return cb();
+    }
+    return result;
+  } catch (e) {
+    return cb();
+  }
+}
+
+function tryRequire(content, filepath, cb) {
+  try {
+    return requireFromString(content, filepath);
+  } catch (e) {
+    return cb();
+  }
+}