diff options
| author | nanalelfe <nargiza.nosirova@mail.utoronto.ca> | 2016-07-28 02:20:52 +0000 |
|---|---|---|
| committer | nanalelfe <nargiza.nosirova@mail.utoronto.ca> | 2016-07-28 02:20:52 +0000 |
| commit | 4cff38c8f7b65dab1fd72ea835ea7288327d1056 (patch) | |
| tree | ac93acd69e77eef1e352af953d56238d70ea9c5d /node_modules/require_optional/index.js | |
| parent | e11dd98c9a55cd1742d221e3b1ea90d31e240fa8 (diff) | |
Fixed admin bug
Diffstat (limited to 'node_modules/require_optional/index.js')
| -rw-r--r-- | node_modules/require_optional/index.js | 109 |
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; |
