again, use V

.github/workflows/compiler_tests.yml

@@ -15,8 +15,8 @@ jobs:
 
       - name: Build Rivet compiler
         run: |
-          wget https://github.com/fusionlanguage/fut/releases/download/fut-3.2.7/fut_3.2.7-1_amd64.deb
-          sudo dpkg -i fut_3.2.7-1_amd64.deb
-          sudo apt install libgtk-4-dev
-          make
-          ./rivetc -h
+          git clone https://github.com/vlang/v
+          cd v && make
+          sudo ./v symlink
+          cd ..
+          v . -o rivetc && ./rivetc

src/main.v

@@ -0,0 +1,11 @@
+// Copyright (C) 2024-present Jose Mendoza - All rights reserved. Use of this
+// source code is governed by an MIT license that can be found in the LICENSE
+// file.
+
+module main
+
+import util
+
+fn main() {
+	util.ic_error("hello")
+}

src/token/token.v

@@ -0,0 +1,4 @@
+// Copyright (C) 2024-present Jose Mendoza - All rights reserved. Use of this
+// source code is governed by an MIT license that can be found in the LICENSE
+// file.
+

src/util/util.v

@@ -0,0 +1,52 @@
+// Copyright (C) 2024-present Jose Mendoza - All rights reserved. Use of this
+// source code is governed by an MIT license that can be found in the LICENSE
+// file.
+
+module util
+
+import term
+
+enum MsgLevel {
+	note
+	warn
+	error
+	ice
+}
+
+@[inline]
+fn format_msg(msg string, level MsgLevel) string {
+	return match level {
+		.note {
+			"${term.bold('rivetc: ')}${term.bold(term.cyan('error:'))} ${msg}"
+		}
+		.warn {
+			"${term.bold('rivetc: ')}${term.bold(term.yellow('error:'))} ${msg}"
+		}
+		.error {
+			"${term.bold('rivetc: ')}${term.bold(term.red('error:'))} ${msg}"
+		}
+		.ice {
+			"${term.bold('rivetc: ')}${term.bold(term.red('internal compiler error:'))} ${msg}"
+		}
+	}
+}
+
+pub fn note(msg string) {
+	eprintln(format_msg(msg, .note))
+}
+
+pub fn warn(msg string) {
+	eprintln(format_msg(msg, .warn))
+}
+
+@[noreturn]
+pub fn error(msg string) {
+	eprintln(format_msg(msg, .error))
+	exit(101)
+}
+
+@[noreturn]
+pub fn ic_error(msg string) {
+	eprintln(format_msg(msg, .ice))
+	exit(102)
+}

v.mod

@@ -0,0 +1,7 @@
+Module {
+	name: 'rivetc'
+	description: 'The Rivet Programming Language'
+	version: '0.1.0'
+	license: 'MIT'
+	dependencies: []
+}