Added pattern-level context

Author: kevlened

README.md

@@ -36,6 +36,9 @@ A pattern looks like:
     - is optional
     - defaults to `false`
     - forces the plugin to overwrite files staged by previous plugins
+* `context`
+    - is optional
+    - defaults to the context of your webpack config
 
 #### Available options:
 * `ignore`
@@ -84,6 +87,13 @@ module.exports = {
                 },
                 to: '/absolute/path'
             },
+
+            // Copy glob results, relative to context
+            {
+                context: 'from/directory',
+                from: '**/*',
+                to: '/absolute/path'
+            },
 
             // {output}/file/without/extension
             {

src/index.js

@@ -39,7 +39,7 @@ export default (patterns = [], options = {}) => {
     }
 
     const apply = (compiler) => {
-        const baseDir = compiler.options.context;
+        const webpackContext = compiler.options.context;
         const outputPath = getOutputDir(compiler);
         const fileDependencies = [];
         const contextDependencies = [];
@@ -56,9 +56,16 @@ export default (patterns = [], options = {}) => {
             Promise.each(patterns, (pattern) => {
                 let relDest;
                 let globOpts;
+                let context;
+
+                if (pattern.context && !path.isAbsolute(pattern.context)) {
+                    pattern.context = path.resolve(webpackContext, pattern.context);
+                }
+                
+                context = pattern.context || webpackContext;
 
                 globOpts = {
-                    cwd: baseDir
+                    cwd: context
                 };
 
                 // From can be an object
@@ -68,7 +75,7 @@ export default (patterns = [], options = {}) => {
                 }
 
                 const relSrc = pattern.from;
-                const absSrc = path.resolve(baseDir, relSrc);
+                const absSrc = path.resolve(context, relSrc);
 
                 relDest = pattern.to || '';
 
@@ -111,7 +118,7 @@ export default (patterns = [], options = {}) => {
                                     return false;
                                 }
 
-                                const absFileSrc = path.resolve(baseDir, relFileSrc);
+                                const absFileSrc = path.resolve(context, relFileSrc);
 
                                 relFileDest = pattern.to || '';
 
@@ -124,7 +131,7 @@ export default (patterns = [], options = {}) => {
                                     // If the source is absolute
                                     if (path.isAbsolute(relFileSrc)) {
                                         // Make the destination relative
-                                        relFileDest = path.join(path.relative(baseDir, relFileDirname), path.basename(relFileSrc));
+                                        relFileDest = path.join(path.relative(context, relFileDirname), path.basename(relFileSrc));
 
                                     // If the source is relative
                                     } else {

tests/index.js

@@ -257,6 +257,38 @@ describe('apply function', () => {
             .catch(done);
         });
 
+        it('can use a glob to move multiple files in a different relative context to a non-root directory', (done) => {
+            runEmit({
+                expectedAssetKeys: [
+                    'nested/directoryfile.txt',
+                    'nested/nested/nestedfile.txt'
+                ],
+                patterns: [{
+                    context: 'directory',
+                    from: '**/*.txt',
+                    to: 'nested'
+                }]
+            })
+            .then(done)
+            .catch(done);
+        });
+
+        it('can use a glob to move multiple files in a different absolute context to a non-root directory', (done) => {
+            runEmit({
+                expectedAssetKeys: [
+                    'nested/directoryfile.txt',
+                    'nested/nested/nestedfile.txt'
+                ],
+                patterns: [{
+                    context: path.join(HELPER_DIR, 'directory'),
+                    from: '**/*.txt',
+                    to: 'nested'
+                }]
+            })
+            .then(done)
+            .catch(done);
+        });
+
         it('can use a glob with a full path to move a file to the root directory', (done) => {
             runEmit({
                 expectedAssetKeys: [