Update to microbundle v0.10.0, enable mini builds

Author: jviide

.gitignore

@@ -2,4 +2,5 @@ node_modules
 package-lock.json
 /preact
 dist
+mini
 yarn.lock

package.json

@@ -6,8 +6,9 @@
   "umd:main": "dist/htm.umd.js",
   "module": "dist/htm.mjs",
   "scripts": {
-    "build": "npm run -s build:main && npm run -s build:preact && npm run -s build:babel && npm run -s build:babel-transform-jsx",
-    "build:main": "microbundle src/index.mjs -f es,umd --no-sourcemap --target web && microbundle src/cjs.mjs -f iife --no-sourcemap --target web",
+    "build": "npm run -s build:main && npm run -s build:mini && npm run -s build:preact && npm run -s build:babel && npm run -s build:babel-transform-jsx",
+    "build:main": "microbundle src/index.mjs -f es,umd --no-sourcemap --target web --define HTM_MODE=default && microbundle src/cjs.mjs -f iife --no-sourcemap --target web --define HTM_MODE=default",
+    "build:mini": "microbundle src/index.mjs -o ./mini/index.js -f es,umd --no-sourcemap --target web --define HTM_MODE=mini && microbundle src/cjs.mjs -o ./mini/index.js -f iife --no-sourcemap --target web --define HTM_MODE=mini",
     "build:preact": "cd src/integrations/preact && npm run build",
     "build:babel": "cd packages/babel-plugin-htm && npm run build",
     "build:babel-transform-jsx": "cd packages/babel-plugin-transform-jsx-to-htm && npm run build",
@@ -16,6 +17,7 @@
   },
   "files": [
     "dist",
+    "mini",
     "preact",
     "src"
   ],
@@ -71,7 +73,7 @@
     "eslint": "^5.2.0",
     "eslint-config-developit": "^1.1.1",
     "jest": "^24.1.0",
-    "microbundle": "^0.8.3",
+    "microbundle": "^0.10.0",
     "preact": "^8.4.2"
   },
   "dependencies": {},

packages/babel-plugin-htm/package.json

@@ -32,6 +32,6 @@
 		"htm": "^2.0.0"
 	},
 	"devDependencies": {
-		"microbundle": "^0.8.3"
+		"microbundle": "^0.10.0"
 	}
 }

packages/babel-plugin-transform-jsx-to-htm/package.json

@@ -28,6 +28,6 @@
 	"license": "Apache-2.0",
 	"homepage": "https://github.com/developit/htm/tree/master/packages/babel-plugin-transform-jsx-to-htm",
 	"devDependencies": {
-		"microbundle": "^0.8.3"
+		"microbundle": "^0.10.0"
 	}
 }

src/index.mjs

@@ -11,7 +11,8 @@
  * limitations under the License.
  */
 
-const MINI = false;
+/* globals HTM_MODE */
+const MINI = typeof HTM_MODE === 'string' && HTM_MODE === 'mini';
 
 const TAG_SET = 1;
 const PROPS_SET = 2;
@@ -61,7 +62,7 @@ const build = function(statics) {
 	let quote = '';
 	let current = [0];
 	let char, propName;
-	
+
 	const commit = field => {
 		if (mode === MODE_TEXT && (field || (buffer = buffer.replace(/^\s*\n\s*|\s*\n\s*$/g,'')))) {
 			if (MINI) {
@@ -183,13 +184,13 @@ const build = function(statics) {
 		}
 	}
 	commit();
-	
+
 	if (MINI) {
 		return current.length > 2 ? current.slice(1) : current[1];
 	}
 	return current;
 };
- 
+
 const getCacheMap = (statics) => {
 	let tpl = CACHE.get(statics);
 	if (!tpl) {
@@ -206,13 +207,13 @@ const getCacheKeyed = (statics) => {
 	return CACHE[key] || (CACHE[key] = build(statics));
 };
 
-const USE_MAP = typeof Map === 'function';
+const USE_MAP = !MINI && typeof Map === 'function';
 const CACHE = USE_MAP ? new Map() : {};
 const getCache = USE_MAP ? getCacheMap : getCacheKeyed;
 
-function cached(statics) {
+const cached = function(statics) {
 	const res = evaluate(this, getCache(statics), arguments, []);
 	return res.length > 1 ? res : res[0];
-}
+};
 
 export default MINI ? build : cached;