requiring
v0.0.5
Published
Requiring modules sync or async, existent or non.
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requiring
Main use case is to avoid errors when requiring files from current working directory that may not exist. e.g. You want to build a module that reads a config file from the user's project root (not node_modules/my-module/ directory).
This only works on file & folder modules -not core modules or modules installed in node_modules directory
npm install requiring
npm test
####require a module async
var requiring = require('requiring');
requiring.async('./cool-tool', function(err, mod) {
if (err !== null) {
return console.log(err);
}
mod.doStuff();
});
// specify a different base directory to look for a module (default is current working directory)
requiring.async('./another-tool', {
directory: __dirname // `__dirname` returns directory of current executing script.
}, function(err, mod) {
if (err !== null) {
return console.log(err);
}
mod.doStuff();
});
####require a module sync
var coolTool = requiring.sync('./cool-tool'); // undefined if there is no 'cool-tool'
// pass a default value to return if no module is found
var configFile = requiring.sync('./config-file', {}); //returns {} if there is no 'config-file'
// specify a different base directory to look for a module (default is current working directory)
var anotherTool = requiring.sync('./another-tool', {
directory: __dirname // path is resolved via `path.resolve()`
});
####other info
This utility attempts to resolve using a full path so requiring('./cool-tool');
turns into something like this requiring('/Users/johndoe/projects/my-project/cool-tool');
To specify a different base directory use the options
hash which is passed in as 2nd parameter in both sync
and async
(see examples) (TO BE CHANGED IN 0.1.0).
It will validate the path before requiring the module. If no file extension is given, it validates the path in this order: ./cool-tool
, ./cool-tool.js
, ./cool-tool.json
, ./cool-took.node
for the case of ./cool-tool
This utility will leverage node's module loading pattern and look for ./cool-tool/index.js or the main
file defined in ./cool-tool/package.json
requiring a module async is really just validating the path async, then requiring the module sync.
All paths passed to requiring(path)
are looked for relative to the current working directory
supports iojs and is backwards compatible with at least node v0.10.0