refactor: use a custom replacement build step instead of broccoli-replace

Closes #2050

npm-shrinkwrap.clean.json

@@ -1374,87 +1374,6 @@
         }
       }
     },
-    "broccoli-replace": {
-      "version": "0.2.0",
-      "resolved": "git://github.com/alexeagle/broccoli-replace.git#cd39a543b17b40db765a07762f099fbc85518290",
-      "dependencies": {
-        "minimatch": {
-          "version": "1.0.0",
-          "dependencies": {
-            "lru-cache": {
-              "version": "2.6.2"
-            },
-            "sigmund": {
-              "version": "1.0.0"
-            }
-          }
-        },
-        "applause": {
-          "version": "0.3.4",
-          "dependencies": {
-            "cson": {
-              "version": "1.6.2",
-              "dependencies": {
-                "ambi": {
-                  "version": "2.2.0",
-                  "dependencies": {
-                    "typechecker": {
-                      "version": "2.0.8"
-                    }
-                  }
-                },
-                "coffee-script": {
-                  "version": "1.8.0",
-                  "dependencies": {
-                    "mkdirp": {
-                      "version": "0.3.5"
-                    }
-                  }
-                },
-                "extract-opts": {
-                  "version": "2.2.0",
-                  "dependencies": {
-                    "typechecker": {
-                      "version": "2.0.8"
-                    }
-                  }
-                },
-                "js2coffee": {
-                  "version": "0.3.5",
-                  "dependencies": {
-                    "coffee-script": {
-                      "version": "1.7.1",
-                      "dependencies": {
-                        "mkdirp": {
-                          "version": "0.3.5"
-                        }
-                      }
-                    },
-                    "file": {
-                      "version": "0.2.2"
-                    },
-                    "nopt": {
-                      "version": "3.0.1",
-                      "dependencies": {
-                        "abbrev": {
-                          "version": "1.0.5"
-                        }
-                      }
-                    },
-                    "underscore": {
-                      "version": "1.6.0"
-                    }
-                  }
-                },
-                "requirefresh": {
-                  "version": "1.1.2"
-                }
-              }
-            }
-          }
-        }
-      }
-    },
     "broccoli-slow-trees": {
       "version": "1.1.0"
     },

package.json

@@ -48,7 +48,6 @@
     "broccoli-funnel": "igorminar/broccoli-funnel#perf-files",
     "broccoli-lodash": "^0.1.1",
     "broccoli-merge-trees": "^0.2.1",
-    "broccoli-replace": "alexeagle/broccoli-replace#angular_patch",
     "broccoli-slow-trees": "^1.1.0",
     "broccoli-stew": "^0.2.1",
     "broccoli-writer": "^0.1.1",

tools/broccoli/broccoli-replace.ts

@@ -0,0 +1,56 @@
+import fs = require('fs');
+import fse = require('fs-extra');
+import path = require('path');
+import {wrapDiffingPlugin, DiffingBroccoliPlugin, DiffResult} from './diffing-broccoli-plugin';
+
+var minimatch = require('minimatch');
+var exec = require('child_process').exec;
+
+var FILE_ENCODING = {encoding: 'utf-8'};
+
+/**
+ * Intercepts each changed file and replaces its contents with
+ * the associated changes.
+ */
+class DiffingReplace implements DiffingBroccoliPlugin {
+  constructor(private inputPath, private cachePath, private options) {}
+
+  rebuild(treeDiff: DiffResult) {
+    var patterns = this.options.patterns;
+    var files = this.options.files;
+
+    treeDiff.changedPaths.forEach((changedFilePath) => {
+      var sourceFilePath = path.join(this.inputPath, changedFilePath)
+      var destFilePath = path.join(this.cachePath, changedFilePath);
+      var destDirPath = path.dirname(destFilePath);
+
+      if (!fs.existsSync(destDirPath)) {
+        fse.mkdirpSync(destDirPath);
+      }
+
+      var fileMatches = files.some((filePath) => minimatch(changedFilePath, filePath));
+      if (fileMatches) {
+        var content = fs.readFileSync(sourceFilePath, FILE_ENCODING);
+        patterns.forEach((pattern) => {
+          var replacement = pattern.replacement;
+          if (typeof replacement === 'function') {
+            replacement = function(content) {
+              return pattern.replacement(content, changedFilePath);
+            };
+          }
+          content = content.replace(pattern.match, replacement);
+        });
+        fs.writeFileSync(destFilePath, content, FILE_ENCODING);
+      } else {
+        fs.symlinkSync(sourceFilePath, destFilePath);
+      }
+    });
+
+    treeDiff.removedPaths.forEach((removedFilePath) => {
+      var destFilePath = path.join(this.cachePath, removedFilePath);
+      fs.unlinkSync(destFilePath);
+    });
+  }
+}
+
+export default wrapDiffingPlugin(DiffingReplace);

tools/broccoli/trees/browser_tree.ts

@@ -5,12 +5,12 @@ var flatten = require('broccoli-flatten');
 var htmlReplace = require('../html-replace');
 import mergeTrees from '../broccoli-merge-trees';
 var path = require('path');
-var replace = require('broccoli-replace');
 var stew = require('broccoli-stew');
 
 import compileWithTypescript from '../broccoli-typescript';
 import destCopy from '../broccoli-dest-copy';
 import {default as transpileWithTraceur, TRACEUR_RUNTIME_PATH} from '../traceur/index';
+import replace from '../broccoli-replace';
 
 
 var projectRootDir = path.normalize(path.join(__dirname, '..', '..', '..', '..'));
@@ -146,25 +146,36 @@ module.exports = function makeBrowserTree(options, destinationPath) {
     return funnels;
   }
 
-  function writeScriptsForPath(relativePath, result) {
-    return result.replace('@@FILENAME_NO_EXT', relativePath.replace(/\.\w+$/, ''));
-  }
+  var scriptPathPatternReplacement = {
+    match: '@@FILENAME_NO_EXT',
+    replacement: function(replacement, relativePath) {
+      return relativePath.replace(/\.\w+$/, '');
+    }
+  };
 
   var htmlTree = new Funnel(modulesTree, {include: ['*/src/**/*.html'], destDir: '/'});
   htmlTree = replace(htmlTree, {
     files: ['examples*/**'],
-    patterns: [{match: /\$SCRIPTS\$/, replacement: htmlReplace('SCRIPTS')}],
-    replaceWithPath: writeScriptsForPath
+    patterns: [
+      {match: /\$SCRIPTS\$/, replacement: htmlReplace('SCRIPTS')},
+      scriptPathPatternReplacement
+    ]
   });
+
   htmlTree = replace(htmlTree, {
     files: ['benchmarks/**'],
-    patterns: [{match: /\$SCRIPTS\$/, replacement: htmlReplace('SCRIPTS_benchmarks')}],
-    replaceWithPath: writeScriptsForPath
+    patterns: [
+      {match: /\$SCRIPTS\$/, replacement: htmlReplace('SCRIPTS_benchmarks')},
+      scriptPathPatternReplacement
+    ]
   });
+
   htmlTree = replace(htmlTree, {
     files: ['benchmarks_external/**'],
-    patterns: [{match: /\$SCRIPTS\$/, replacement: htmlReplace('SCRIPTS_benchmarks_external')}],
-    replaceWithPath: writeScriptsForPath
+    patterns: [
+      {match: /\$SCRIPTS\$/, replacement: htmlReplace('SCRIPTS_benchmarks_external')},
+      scriptPathPatternReplacement
+    ]
   });
 
   var scripts = mergeTrees(servingTrees);

tools/broccoli/trees/dart_tree.ts

@@ -9,10 +9,10 @@ var glob = require('glob');
 import mergeTrees from '../broccoli-merge-trees';
 var path = require('path');
 var renderLodashTemplate = require('broccoli-lodash');
-var replace = require('broccoli-replace');
 var stew = require('broccoli-stew');
 import ts2dart from '../broccoli-ts2dart';
 import dartfmt from '../broccoli-dartfmt';
+import replace from '../broccoli-replace';
 
 /**
  * A funnel starting at modules, including the given filters, and moving into the root.

tools/broccoli/trees/node_tree.ts

@@ -7,7 +7,7 @@ var Funnel = require('broccoli-funnel');
 import mergeTrees from '../broccoli-merge-trees';
 var path = require('path');
 var renderLodashTemplate = require('broccoli-lodash');
-var replace = require('broccoli-replace');
+import replace from '../broccoli-replace';
 var stew = require('broccoli-stew');
 
 var projectRootDir = path.normalize(path.join(__dirname, '..', '..', '..', '..'));
@@ -84,19 +84,16 @@ module.exports = function makeNodeTree(destinationPath) {
   // TODO: remove this when we no longer use traceur
   var traceurCompatibleTsModulesTree = replace(modulesTree, {
     files: ['**/*.ts'],
-    patterns: [
-      {
-        // Empty replacement needed so that replaceWithPath gets triggered...
-        match: /$/g,
-        replacement: ""
+    patterns: [{
+      match: /$/,
+      replacement: function(_, relativePath) {
+        var content = ""; //we're matching an empty line
+        if (!relativePath.endsWith('.d.ts')) {
+          content += '\r\nexport var __esModule = true;\n';
+        }
+        return content;
       }
-    ],
-    replaceWithPath: function(path, content) {
-      if (!path.endsWith('.d.ts')) {
-        content += '\r\nexport var __esModule = true;\n';
-      }
-      return content;
-    }
+    }]
   });
 
   var typescriptTree = compileWithTypescript(traceurCompatibleTsModulesTree, {