[docker] update grammar

build/npm/update-grammar.js

@@ -25,19 +25,28 @@ function getOptions(urlString) {
 	}
 }
 
-function download(url) {
-return new Promise((c, e) => {
-	var content = '';
-		var request = https.get(getOptions(url), function (response) {
+function download(url, redirectCount) {
+	return new Promise((c, e) => {
+		var content = '';
+		https.get(getOptions(url), function (response) {
 			response.on('data', function (data) {
 				content += data.toString();
 			}).on('end', function () {
+				let count = redirectCount || 0;
+				if (count < 5 && response.statusCode >= 300 && response.statusCode <= 303 || response.statusCode === 307) {
+					let location = response.headers['location'];
+					if (location) {
+						console.log("Redirected " + url + " to " + location);
+						download(location, count+1).then(c, e);
+						return;
+					}
+				}
 				c(content);
 			});
 		}).on('error', function (err) {
 			e(err.message);
 		});
-});
+	});
 }
 
 function getCommitSha(repoId, repoPath) {
@@ -46,14 +55,15 @@ function getCommitSha(repoId, repoPath) {
 		try {
 			let lastCommit = JSON.parse(content)[0];
 			return Promise.resolve({
-				commitSha : lastCommit.sha,
-				commitDate : lastCommit.commit.author.date
+				commitSha: lastCommit.sha,
+				commitDate: lastCommit.commit.author.date
 			});
 		} catch (e) {
+			console.error("Failed extracting the SHA: " + content);
 			return Promise.resolve(null);
 		}
 	}, function () {
-		console.err('Failed loading ' + commitInfo);
+		console.error('Failed loading ' + commitInfo);
 		return Promise.resolve(null);
 	});
 }
@@ -97,7 +107,7 @@ exports.update = function (repoId, repoPath, dest, modifyGrammar) {
 }
 
 if (path.basename(process.argv[1]) === 'update-grammar.js') {
-	for (var i = 3; i < process.argv.length; i+=2) {
-		exports.update(process.argv[2], process.argv[i], process.argv[i+1]);
+	for (var i = 3; i < process.argv.length; i += 2) {
+		exports.update(process.argv[2], process.argv[i], process.argv[i + 1]);
 	}
 }

extensions/docker/package.json

@@ -4,7 +4,7 @@
 	"publisher": "vscode",
 	"engines": { "vscode": "*" },
 	"scripts": {
-		"update-grammar": "node ../../build/npm/update-grammar.js docker/docker contrib/syntax/textmate/Docker.tmbundle/Syntaxes/Dockerfile.tmLanguage ./syntaxes/docker.tmLanguage.json"
+		"update-grammar": "node ../../build/npm/update-grammar.js moby/moby contrib/syntax/textmate/Docker.tmbundle/Syntaxes/Dockerfile.tmLanguage ./syntaxes/docker.tmLanguage.json"
 	},
 	"contributes": {
 		"languages": [{

extensions/docker/syntaxes/docker.tmLanguage.json

@@ -8,9 +8,12 @@
 			"captures": {
 				"1": {
 					"name": "keyword.other.special-method.dockerfile"
+				},
+				"2": {
+					"name": "keyword.other.special-method.dockerfile"
 				}
 			},
-			"match": "\\s*(?:(FROM|AS))\\s"
+			"match": "^\\s*\\b(FROM)\\b.*?\\b(AS)\\b"
 		},
 		{
 			"captures": {
@@ -94,5 +97,5 @@
 	],
 	"scopeName": "source.dockerfile",
 	"uuid": "a39d8795-59d2-49af-aa00-fe74ee29576e",
-	"version": "https://github.com/moby/moby/commit/4cb71f80823af345d063cf0ad657e73ce9caa75f"
+	"version": "https://github.com/moby/moby/commit/8523e9d108a0e98865673701a7bd0a7929c5260b"
 }
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