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authornanalelfe <nargiza.nosirova@mail.utoronto.ca>2016-07-28 02:20:52 +0000
committernanalelfe <nargiza.nosirova@mail.utoronto.ca>2016-07-28 02:20:52 +0000
commit4cff38c8f7b65dab1fd72ea835ea7288327d1056 (patch)
treeac93acd69e77eef1e352af953d56238d70ea9c5d /node_modules/require_optional/index.js
parente11dd98c9a55cd1742d221e3b1ea90d31e240fa8 (diff)
Fixed admin bug
Diffstat (limited to 'node_modules/require_optional/index.js')
-rw-r--r--node_modules/require_optional/index.js109
1 files changed, 0 insertions, 109 deletions
diff --git a/node_modules/require_optional/index.js b/node_modules/require_optional/index.js
deleted file mode 100644
index 9754581..0000000
--- a/node_modules/require_optional/index.js
+++ /dev/null
@@ -1,109 +0,0 @@
-var path = require('path'),
- fs = require('fs'),
- f = require('util').format,
- resolveFrom = require('resolve-from'),
- semver = require('semver');
-
-var exists = fs.existsSync || path.existsSync;
-
-var find_package_json = function(location) {
- var found = false;
-
- while(!found) {
- if (exists(location + '/package.json')) {
- found = location;
- } else if (location !== '/') {
- location = path.dirname(location);
- } else {
- return false;
- }
- }
-
- return location;
-}
-
-var require_optional = function(name, options) {
- options = options || {};
- options.strict = typeof options.strict == 'boolean' ? options.strict : true;
-
- // Current location
- var location = __dirname;
- // Check if we have a parent
- if(module.parent) {
- location = module.parent.filename;
- }
-
- // Locate this module's package.json file
- var location = find_package_json(location);
- if(!location) {
- throw new Error('package.json can not be located');
- }
-
- // Read the package.json file
- var object = JSON.parse(fs.readFileSync(f('%s/package.json', location)));
- // Is the name defined by interal file references
- var parts = name.split(/\//);
-
- // Optional dependencies exist
- if(!object.peerOptionalDependencies) {
- throw new Error(f('no optional dependency [%s] defined in peerOptionalDependencies in package.json', parts[0]));
- } else if(object.peerOptionalDependencies && !object.peerOptionalDependencies[parts[0]]) {
- throw new Error(f('no optional dependency [%s] defined in peerOptionalDependencies in package.json', parts[0]));
- }
-
- // Unpack the expected version
- var expectedVersions = object.peerOptionalDependencies[parts[0]];
- // The resolved package
- var moduleEntry = undefined;
- // Module file
- var moduleEntryFile = name;
-
- try {
- // Validate if it's possible to read the module
- moduleEntry = require(moduleEntryFile);
- } catch(err) {
- // Attempt to resolve in top level package
- try {
- // Get the module entry file
- moduleEntryFile = resolveFrom(process.cwd(), name);
- if(moduleEntryFile == null) return undefined;
- // Attempt to resolve the module
- moduleEntry = require(moduleEntryFile);
- } catch(err) {
- if(err.code === 'MODULE_NOT_FOUND') return undefined;
- }
- }
-
- // Resolve the location of the module's package.json file
- var location = find_package_json(require.resolve(moduleEntryFile));
- if(!location) {
- throw new Error('package.json can not be located');
- }
-
- // Read the module file
- var dependentOnModule = JSON.parse(fs.readFileSync(f('%s/package.json', location)));
- // Get the version
- var version = dependentOnModule.version;
- // Validate if the found module satisfies the version id
- if(semver.satisfies(version, expectedVersions) == false
- && options.strict) {
- var error = new Error(f('optional dependency [%s] found but version [%s] did not satisfy constraint [%s]', parts[0], version, expectedVersions));
- error.code = 'OPTIONAL_MODULE_NOT_FOUND';
- throw error;
- }
-
- // Satifies the module requirement
- return moduleEntry;
-}
-
-require_optional.exists = function(name) {
- try {
- var m = require_optional(name);
- if(m === undefined) return false;
- return true;
- } catch(err) {
- return false;
- }
-}
-
-module.exports = require_optional;