Merge branch 'develop' into master

package.json

 {
   "name": "mfm-js",
-  "version": "0.16.4",
+  "version": "0.16.5",
   "description": "An MFM parser implementation with PEG.js",
   "main": "./built/index.js",
   "types": "./built/index.d.ts",
   "scripts": {
     "build": "npm run tsc && npm run peg",
     "build-debug": "npm run tsc && npm run peg-debug",
-    "peg": "pegjs -o built/parser.js --allowed-start-rules fullParser,inlineParser,plainParser src/parser.pegjs",
-    "peg-debug": "pegjs -o built/parser.js --allowed-start-rules fullParser,inlineParser,plainParser --trace src/parser.pegjs",
+    "peg": "peggy --cache -o built/parser.js --allowed-start-rules fullParser,inlineParser,plainParser src/parser.pegjs",
+    "peg-debug": "peggy --cache -o built/parser.js --allowed-start-rules fullParser,inlineParser,plainParser --trace src/parser.pegjs",
     "tsc": "tsc",
     "tsd": "tsd",
     "parse": "node ./built/cli/parse",
@@ -24,9 +24,8 @@
   "devDependencies": {
     "@types/mocha": "8.2.x",
     "@types/node": "14.14.x",
-    "@types/pegjs": "0.10.x",
     "mocha": "8.3.x",
-    "pegjs": "0.10.x",
+    "peggy": "1.2.0",
     "ts-node": "9.1.x",
     "tsd": "^0.14.0",
     "typescript": "4.2.x"

src/api.ts

-import peg from 'pegjs';
+import peg from 'peggy';
 import { MfmNode, MfmPlainNode } from './node';
 import { stringifyNode, stringifyTree, inspectOne } from './util';
 

src/parser.pegjs

@@ -116,22 +116,6 @@ inline
 	/ fnVer1
 	/ inlineText
 
-inlineWithoutFn
-	= emojiCode
-	/ unicodeEmoji
-	/ big
-	/ bold
-	/ small
-	/ italic
-	/ strike
-	/ inlineCode
-	/ mathInline
-	/ mention
-	/ hashtag
-	/ url
-	/ link
-	/ inlineText
-
 plain
 	= emojiCode
 	/ unicodeEmoji
@@ -357,21 +341,15 @@ hashtag
 }
 
 hashtagContent
-	= hashtagChar+ { return text(); }
-
-hashtagChar
-	= ![  \t.,!?'"#:\/【】] CHAR
-
-// hashtagContent
-// 	= (hashtagBracketPair / hashtagChar)+ { return text(); }
+	= (hashtagBracketPair / hashtagChar)+ { return text(); }
 
-// hashtagBracketPair
-// 	= "(" hashtagContent* ")"
-// 	/ "[" hashtagContent* "]"
-// 	/ "「" hashtagContent* "」"
+hashtagBracketPair
+	= "(" hashtagContent* ")"
+	/ "[" hashtagContent* "]"
+	/ "「" hashtagContent* "」"
 
-// hashtagChar
-// 	= ![  \t.,!?'"#:\/\[\]【】()「」] CHAR
+hashtagChar
+	= ![  \t.,!?'"#:\/\[\]【】()「」] CHAR
 
 // inline: URL
 
@@ -395,17 +373,13 @@ urlContent
 	= urlContentPart+
 
 urlContentPart
-	= [.,] &urlContentPart // last char is neither "." nor ",".
+	= urlBracketPair
+	/ [.,] &urlContentPart // last char is neither "." nor ",".
 	/ [a-z0-9_/:%#@$&?!~=+-]i
 
-// urlContentPart
-// 	= urlBracketPair
-// 	/ [.,] &urlContentPart // last char is neither "." nor ",".
-// 	/ [a-z0-9_/:%#@$&?!~=+-]i
-
-// urlBracketPair
-// 	= "(" urlContentPart* ")"
-// 	/ "[" urlContentPart* "]"
+urlBracketPair
+	= "(" urlContentPart* ")"
+	/ "[" urlContentPart* "]"
 
 // inline: link
 
@@ -419,17 +393,12 @@ linkLabel
 	= parts:linkLabelPart+
 {
 	return parts;
-	//return parts.flat(Infinity);
 }
 
-// linkLabelPart
-// 	= url { return text(); /* text node */ }
-// 	/ link { return text(); /* text node */ }
-// 	/ !"]" n:inline { return n; }
-
 linkLabelPart
-	// = "[" linkLabelPart* "]"
-	= !"]" p:plain { return p; }
+	= url { return text(); /* text node */ }
+	/ link { return text(); /* text node */ }
+	/ !"]" n:inline { return n; }
 
 linkUrl
 	= url { return text(); }
@@ -471,7 +440,7 @@ fnArg
 }
 
 fnContentPart
-	= !("]") i:inlineWithoutFn { return i; }
+	= !("]") i:inline { return i; }
 
 // inline: text
 

test/parser.ts

@@ -638,18 +638,17 @@ describe('FullParser', () => {
 			assert.deepStrictEqual(mfm.parse(input), output);
 		});
 
-		// disabled
-		// it('do not yield link node even if label is recognisable as a link', () => {
-		// 	const input = 'official instance: [[https://misskey.io/@ai](https://misskey.io/@ai)](https://misskey.io/@ai).';
-		// 	const output = [
-		// 		TEXT('official instance: '),
-		// 		LINK(false, 'https://misskey.io/@ai', [
-		// 			TEXT('[https://misskey.io/@ai](https://misskey.io/@ai)')
-		// 		]),
-		// 		TEXT('.')
-		// 	];
-		// 	assert.deepStrictEqual(mfm.parse(input), output);
-		// });
+		it('do not yield link node even if label is recognisable as a link', () => {
+			const input = 'official instance: [[https://misskey.io/@ai](https://misskey.io/@ai)](https://misskey.io/@ai).';
+			const output = [
+				TEXT('official instance: '),
+				LINK(false, 'https://misskey.io/@ai', [
+					TEXT('[https://misskey.io/@ai](https://misskey.io/@ai)')
+				]),
+				TEXT('.')
+			];
+			assert.deepStrictEqual(mfm.parse(input), output);
+		});
 	});
 
 	describe('fn v1', () => {
@@ -673,18 +672,17 @@ describe('FullParser', () => {
 			assert.deepStrictEqual(mfm.parse(input), output);
 		});
 
-		// fn nest is disabled
-		// it('nest', () => {
-		// 	const input = '[spin.speed=1.1s [shake a]]';
-		// 	const output = [
-		// 		FN('spin', { speed: '1.1s' }, [
-		// 			FN('shake', { }, [
-		// 				TEXT('a')
-		// 			])
-		// 		])
-		// 	];
-		// 	assert.deepStrictEqual(mfm.parse(input), output);
-		// });
+		it('nest', () => {
+			const input = '[spin.speed=1.1s [shake a]]';
+			const output = [
+				FN('spin', { speed: '1.1s' }, [
+					FN('shake', { }, [
+						TEXT('a')
+					])
+				])
+			];
+			assert.deepStrictEqual(mfm.parse(input), output);
+		});
 	});
 
 	describe('fn v2', () => {
@@ -708,18 +706,17 @@ describe('FullParser', () => {
 			assert.deepStrictEqual(mfm.parse(input), output);
 		});
 
-		// fn nest is disabled
-		// it('nest', () => {
-		// 	const input = '$[spin.speed=1.1s $[shake a]]';
-		// 	const output = [
-		// 		FN('spin', { speed: '1.1s' }, [
-		// 			FN('shake', { }, [
-		// 				TEXT('a')
-		// 			])
-		// 		])
-		// 	];
-		// 	assert.deepStrictEqual(mfm.parse(input), output);
-		// });
+		it('nest', () => {
+			const input = '$[spin.speed=1.1s $[shake a]]';
+			const output = [
+				FN('spin', { speed: '1.1s' }, [
+					FN('shake', { }, [
+						TEXT('a')
+					])
+				])
+			];
+			assert.deepStrictEqual(mfm.parse(input), output);
+		});
 	});
 
 	it('composite', () => {