[#24] New language: Tabloid

backend/src/langs.ts

@@ -2385,6 +2385,15 @@ END
 `,
     skip: ["lsp"],
   },
+  tabloid: {
+    name: "Tabloid",
+    main: "main.tabloid",
+    run: "node /opt/tabloid/run.js main.tabloid",
+    hello: "HELLO, WORLD!",
+    template: `YOU WON'T WANT TO MISS "Hello, world"
+PLEASE LIKE AND SUBSCRIBE
+`,
+  },
   tcl: {
     aliases: ["tclsh", "tclshrc"],
     name: "Tcl",

scripts/docker-install-phase6.bash

@@ -104,6 +104,15 @@ mv snobol4 /usr/local/bin/snobol4
 popd >/dev/null
 rm -rf snobol4-*
 
+# Tabloid
+mkdir /opt/tabloid
+pushd /opt/tabloid >/dev/null
+wget -nv https://github.com/thesephist/tabloid/raw/master/static/js/lang.js
+cat <<"EOF" >> lang.js
+module.exports = { tokenize, Parser, Environment };
+EOF
+popd >/dev/null
+
 # Thue
 wget -nv "$(curl -sSL https://catseye.tc/distribution/Thue_distribution | grep -Eo 'https://catseye.tc/distfiles/thue-[^"]+\.zip' | head -n1)"
 unzip thue-*.zip

scripts/docker-install-phase7.bash

@@ -216,6 +216,27 @@ if (program !== null) {
 repl.start({prompt: "قلب> ", eval: (cmd, context, filename, callback) => callback(null, Qlb.execute(cmd))});
 EOF
 
+# Tabloid
+tee /opt/tabloid/run.js >/dev/null <<"EOF"
+const fs = require("fs");
+
+const args = process.argv.slice(2);
+if (args.length !== 1) {
+  console.error("usage: run.js FILE");
+  process.exit(1);
+}
+
+const lang = require("./lang");
+
+const program = fs.readFileSync(args[0], "utf-8");
+const tokens = lang.tokenize(program);
+const parser = new lang.Parser(tokens);
+const ast = parser.parse();
+const runtime = { print: (s) => console.log(s.toString().toUpperCase() + "!") };
+const env = new lang.Environment(runtime);
+env.run(ast);
+EOF
+
 # Unlambda
 tee /usr/local/bin/unlambda-repl >/dev/null <<"EOF"
 #!/usr/bin/env python3