Version 1

[yaffs-website] / node_modules / grunt / node_modules / resolve / lib / sync.js

diff --git a/node_modules/grunt/node_modules/resolve/lib/sync.js b/node_modules/grunt/node_modules/resolve/lib/sync.js
new file mode 100644 (file)
index 0000000..ef91edd
--- /dev/null
+++ b/node_modules/grunt/node_modules/resolve/lib/sync.js
@@ -0,0 +1,81 @@
+var core = require('./core');
+var fs = require('fs');
+var path = require('path');
+var caller = require('./caller.js');
+var nodeModulesPaths = require('./node-modules-paths.js');
+
+module.exports = function (x, opts) {
+    if (!opts) opts = {};
+    var isFile = opts.isFile || function (file) {
+        try { var stat = fs.statSync(file) }
+        catch (err) { if (err && err.code === 'ENOENT') return false }
+        return stat.isFile() || stat.isFIFO();
+    };
+    var readFileSync = opts.readFileSync || fs.readFileSync;
+    
+    var extensions = opts.extensions || [ '.js' ];
+    var y = opts.basedir || path.dirname(caller());
+
+    opts.paths = opts.paths || [];
+
+    if (/^(?:\.\.?(?:\/|$)|\/|([A-Za-z]:)?[\\\/])/.test(x)) {
+        var res = path.resolve(y, x);
+        if (x === '..') res += '/';
+        var m = loadAsFileSync(res) || loadAsDirectorySync(res);
+        if (m) return m;
+    } else {
+        var n = loadNodeModulesSync(x, y);
+        if (n) return n;
+    }
+    
+    if (core[x]) return x;
+    
+    throw new Error("Cannot find module '" + x + "' from '" + y + "'");
+    
+    function loadAsFileSync (x) {
+        if (isFile(x)) {
+            return x;
+        }
+        
+        for (var i = 0; i < extensions.length; i++) {
+            var file = x + extensions[i];
+            if (isFile(file)) {
+                return file;
+            }
+        }
+    }
+    
+    function loadAsDirectorySync (x) {
+        var pkgfile = path.join(x, '/package.json');
+        if (isFile(pkgfile)) {
+            var body = readFileSync(pkgfile, 'utf8');
+            try {
+                var pkg = JSON.parse(body);
+                if (opts.packageFilter) {
+                    pkg = opts.packageFilter(pkg, x);
+                }
+                
+                if (pkg.main) {
+                    var m = loadAsFileSync(path.resolve(x, pkg.main));
+                    if (m) return m;
+                    var n = loadAsDirectorySync(path.resolve(x, pkg.main));
+                    if (n) return n;
+                }
+            }
+            catch (err) {}
+        }
+        
+        return loadAsFileSync(path.join( x, '/index'));
+    }
+    
+    function loadNodeModulesSync (x, start) {
+        var dirs = nodeModulesPaths(start, opts);
+        for (var i = 0; i < dirs.length; i++) {
+            var dir = dirs[i];
+            var m = loadAsFileSync(path.join( dir, '/', x));
+            if (m) return m;
+            var n = loadAsDirectorySync(path.join( dir, '/', x ));
+            if (n) return n;
+        }
+    }
+};