initial commit

node_modules/@rollup/plugin-inject/dist/cjs/index.js

@@ -0,0 +1,218 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+var path = require('path');
+var pluginutils = require('@rollup/pluginutils');
+var estreeWalker = require('estree-walker');
+var MagicString = require('magic-string');
+
+var escape = function (str) { return str.replace(/[-[\]/{}()*+?.\\^$|]/g, '\\$&'); };
+
+var isReference = function (node, parent) {
+  if (node.type === 'MemberExpression') {
+    return !node.computed && isReference(node.object, node);
+  }
+
+  if (node.type === 'Identifier') {
+    // TODO is this right?
+    if (parent.type === 'MemberExpression') { return parent.computed || node === parent.object; }
+
+    // disregard the `bar` in { bar: foo }
+    if (parent.type === 'Property' && node !== parent.value) { return false; }
+
+    // disregard the `bar` in `class Foo { bar () {...} }`
+    if (parent.type === 'MethodDefinition') { return false; }
+
+    // disregard the `bar` in `export { foo as bar }`
+    if (parent.type === 'ExportSpecifier' && node !== parent.local) { return false; }
+
+    // disregard the `bar` in `import { bar as foo }`
+    if (parent.type === 'ImportSpecifier' && node === parent.imported) {
+      return false;
+    }
+
+    return true;
+  }
+
+  return false;
+};
+
+var flatten = function (startNode) {
+  var parts = [];
+  var node = startNode;
+
+  while (node.type === 'MemberExpression') {
+    parts.unshift(node.property.name);
+    node = node.object;
+  }
+
+  var name = node.name;
+  parts.unshift(name);
+
+  return { name: name, keypath: parts.join('.') };
+};
+
+function inject(options) {
+  if (!options) { throw new Error('Missing options'); }
+
+  var filter = pluginutils.createFilter(options.include, options.exclude);
+
+  var modules = options.modules;
+
+  if (!modules) {
+    modules = Object.assign({}, options);
+    delete modules.include;
+    delete modules.exclude;
+    delete modules.sourceMap;
+    delete modules.sourcemap;
+  }
+
+  var modulesMap = new Map(Object.entries(modules));
+
+  // Fix paths on Windows
+  if (path.sep !== '/') {
+    modulesMap.forEach(function (mod, key) {
+      modulesMap.set(
+        key,
+        Array.isArray(mod) ? [mod[0].split(path.sep).join('/'), mod[1]] : mod.split(path.sep).join('/')
+      );
+    });
+  }
+
+  var firstpass = new RegExp(("(?:" + (Array.from(modulesMap.keys()).map(escape).join('|')) + ")"), 'g');
+  var sourceMap = options.sourceMap !== false && options.sourcemap !== false;
+
+  return {
+    name: 'inject',
+
+    transform: function transform(code, id) {
+      if (!filter(id)) { return null; }
+      if (code.search(firstpass) === -1) { return null; }
+
+      if (path.sep !== '/') { id = id.split(path.sep).join('/'); } // eslint-disable-line no-param-reassign
+
+      var ast = null;
+      try {
+        ast = this.parse(code);
+      } catch (err) {
+        this.warn({
+          code: 'PARSE_ERROR',
+          message: ("rollup-plugin-inject: failed to parse " + id + ". Consider restricting the plugin to particular files via options.include")
+        });
+      }
+      if (!ast) {
+        return null;
+      }
+
+      var imports = new Set();
+      ast.body.forEach(function (node) {
+        if (node.type === 'ImportDeclaration') {
+          node.specifiers.forEach(function (specifier) {
+            imports.add(specifier.local.name);
+          });
+        }
+      });
+
+      // analyse scopes
+      var scope = pluginutils.attachScopes(ast, 'scope');
+
+      var magicString = new MagicString(code);
+
+      var newImports = new Map();
+
+      function handleReference(node, name, keypath) {
+        var mod = modulesMap.get(keypath);
+        if (mod && !imports.has(name) && !scope.contains(name)) {
+          if (typeof mod === 'string') { mod = [mod, 'default']; }
+
+          // prevent module from importing itself
+          if (mod[0] === id) { return false; }
+
+          var hash = keypath + ":" + (mod[0]) + ":" + (mod[1]);
+
+          var importLocalName =
+            name === keypath ? name : pluginutils.makeLegalIdentifier(("$inject_" + keypath));
+
+          if (!newImports.has(hash)) {
+            // escape apostrophes and backslashes for use in single-quoted string literal
+            var modName = mod[0].replace(/[''\\]/g, '\\$&');
+            if (mod[1] === '*') {
+              newImports.set(hash, ("import * as " + importLocalName + " from '" + modName + "';"));
+            } else {
+              newImports.set(hash, ("import { " + (mod[1]) + " as " + importLocalName + " } from '" + modName + "';"));
+            }
+          }
+
+          if (name !== keypath) {
+            magicString.overwrite(node.start, node.end, importLocalName, {
+              storeName: true
+            });
+          }
+
+          return true;
+        }
+
+        return false;
+      }
+
+      estreeWalker.walk(ast, {
+        enter: function enter(node, parent) {
+          if (sourceMap) {
+            magicString.addSourcemapLocation(node.start);
+            magicString.addSourcemapLocation(node.end);
+          }
+
+          if (node.scope) {
+            scope = node.scope; // eslint-disable-line prefer-destructuring
+          }
+
+          // special case – shorthand properties. because node.key === node.value,
+          // we can't differentiate once we've descended into the node
+          if (node.type === 'Property' && node.shorthand && node.value.type === 'Identifier') {
+            var ref = node.key;
+            var name = ref.name;
+            handleReference(node, name, name);
+            this.skip();
+            return;
+          }
+
+          if (isReference(node, parent)) {
+            var ref$1 = flatten(node);
+            var name$1 = ref$1.name;
+            var keypath = ref$1.keypath;
+            var handled = handleReference(node, name$1, keypath);
+            if (handled) {
+              this.skip();
+            }
+          }
+        },
+        leave: function leave(node) {
+          if (node.scope) {
+            scope = scope.parent;
+          }
+        }
+      });
+
+      if (newImports.size === 0) {
+        return {
+          code: code,
+          ast: ast,
+          map: sourceMap ? magicString.generateMap({ hires: true }) : null
+        };
+      }
+      var importBlock = Array.from(newImports.values()).join('\n\n');
+
+      magicString.prepend((importBlock + "\n\n"));
+
+      return {
+        code: magicString.toString(),
+        map: sourceMap ? magicString.generateMap({ hires: true }) : null
+      };
+    }
+  };
+}
+
+exports.default = inject;
+module.exports = Object.assign(exports.default, exports);
+//# sourceMappingURL=index.js.map