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Worktree target subcommand #61

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Merged
cs01 merged 2 commits into from
Feb 24, 2026
Merged

Worktree target subcommand #61

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b7bff3c
add chad target subcommand for managing cross-compilation SDKs
cs01 Feb 24, 2026
cddf818
add linux-x64 target sdk to release and use ubuntu 20.04 for older glibc
cs01 Feb 24, 2026
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9 changes: 9 additions & 0 deletions .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,9 @@ jobs:
run: node --import tsx --test tests/self-hosting.test.ts
timeout-minutes: 15

- name: Build target SDK
run: bash scripts/build-target-sdk.sh

- name: Package release artifact
run: |
mkdir -p release/lib
Expand Down Expand Up @@ -117,6 +120,12 @@ jobs:
name: chadscript-linux-x64
path: chadscript-linux-x64.tar.gz

- name: Upload target SDK
uses: actions/upload-artifact@v4
with:
name: chadscript-target-linux-x64
path: chadscript-target-linux-x64.tar.gz

build-macos:
runs-on: macos-latest

Expand Down
74 changes: 74 additions & 0 deletions src/chad-native.ts
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Expand Up @@ -12,6 +12,8 @@ import { ArgumentParser } from "./argparse.js";
declare const fs: {
existsSync(filename: string): boolean;
writeFileSync(filename: string, data: string): number;
readdirSync(dirname: string): string[];
unlinkSync(filename: string): number;
};

declare const path: {
Expand All @@ -24,6 +26,8 @@ declare const process: {
exit(code: number): void;
argv: string[];
argv0: string;
platform: string;
env: { [key: string]: string };
};

declare const child_process: {
Expand All @@ -49,6 +53,7 @@ parser.addSubcommand("ir", "Emit LLVM IR only");
parser.addSubcommand("init", "Generate starter project");
parser.addSubcommand("watch", "Watch for changes and recompile+run");
parser.addSubcommand("clean", "Remove the .build directory");
parser.addSubcommand("target", "Manage cross-compilation target SDKs");

parser.addFlag("version", "", "Show version");
parser.addScopedOption("output", "o", "Specify output file", "", "build,run,ir");
Expand Down Expand Up @@ -111,6 +116,75 @@ if (command === "clean") {
process.exit(0);
}

if (command === "target") {
const action = parser.getPositional(0);
const home = process.env.HOME;
const baseDir = home + "/.chadscript/targets";

if (action === "add") {
const name = parser.getPositional(1);
if (name.length === 0) {
console.log("Usage: chad target add <name>");
console.log("Example: chad target add linux-x64");
process.exit(1);
throw new Error("unreachable");
}
const sdkDir = baseDir + "/" + name;
child_process.execSync("mkdir -p " + sdkDir);
const url =
"https://github.com/cs01/ChadScript/releases/download/latest/chadscript-target-" +
name +
".tar.gz";
console.log("Downloading target SDK '" + name + "'...");
cs_exec_passthrough('curl -fsSL "' + url + '" | tar xzf - -C "' + sdkDir + '"');
// Validate the download produced a valid SDK
if (!fs.existsSync(sdkDir + "/sdk.json")) {
child_process.execSync("rm -rf " + sdkDir);
console.log("chad: error: downloaded SDK '" + name + "' is invalid (missing sdk.json)");
process.exit(1);
throw new Error("unreachable");
}
console.log("Target SDK '" + name + "' installed to " + sdkDir);
} else if (action === "list") {
if (!fs.existsSync(baseDir)) {
process.exit(0);
}
const entries = fs.readdirSync(baseDir);
let ei = 0;
while (ei < entries.length) {
if (fs.existsSync(baseDir + "/" + entries[ei] + "/sdk.json")) {
console.log(entries[ei]);
}
ei = ei + 1;
}
} else if (action === "remove") {
const name = parser.getPositional(1);
if (name.length === 0) {
console.log("Usage: chad target remove <name>");
process.exit(1);
throw new Error("unreachable");
}
const sdkDir = baseDir + "/" + name;
if (!fs.existsSync(sdkDir)) {
console.log("chad: target SDK '" + name + "' is not installed");
process.exit(1);
throw new Error("unreachable");
}
child_process.execSync("rm -rf " + sdkDir);
console.log("Removed target SDK '" + name + "'");
} else {
console.log("Usage: chad target <action>");
console.log("");
console.log("Actions:");
console.log(" add <name> Download and install a target SDK");
console.log(" list List installed target SDKs");
console.log(" remove <name> Remove a target SDK");
console.log("");
console.log("Example: chad target add linux-x64");
}
process.exit(0);
}

if (command === "watch") {
const watchInput = parser.getPositional(0);
if (watchInput.length === 0) {
Expand Down
47 changes: 46 additions & 1 deletion src/chad-node.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ import { ArgumentParser } from "./argparse.js";
import * as path from "path";
import * as fs from "fs";
import { execSync, spawn as spawnProc, ChildProcess } from "child_process";
import { installTargetSDK, listInstalledSDKs, getSDKBaseDir } from "./cross-compile.js";

const parser = new ArgumentParser("chad", "compile TypeScript to native binaries via LLVM");
parser.addSubcommand("build", "Compile to a native binary");
Expand All @@ -27,6 +28,7 @@ parser.addSubcommand("ir", "Emit LLVM IR only");
parser.addSubcommand("init", "Generate starter project (chadscript.d.ts, tsconfig.json, hello.ts)");
parser.addSubcommand("watch", "Watch for changes and recompile+run");
parser.addSubcommand("clean", "Remove the .build directory");
parser.addSubcommand("target", "Manage cross-compilation target SDKs");

parser.addFlag("version", "", "Show version");
parser.addScopedOption("output", "o", "Specify output file", "", "build,run,ir");
Expand Down Expand Up @@ -86,6 +88,48 @@ if (command === "clean") {
process.exit(0);
}

if (command === "target") {
const action = parser.getPositional(0);

if (action === "add") {
const name = parser.getPositional(1);
if (!name) {
console.error("Usage: chad target add <name>");
console.error("Example: chad target add linux-x64");
process.exit(1);
}
installTargetSDK(name);
} else if (action === "list") {
const sdks = listInstalledSDKs();
for (const sdk of sdks) {
console.log(sdk);
}
} else if (action === "remove") {
const name = parser.getPositional(1);
if (!name) {
console.error("Usage: chad target remove <name>");
process.exit(1);
}
const sdkDir = path.join(getSDKBaseDir(), name);
if (!fs.existsSync(sdkDir)) {
console.error(`chad: target SDK '${name}' is not installed`);
process.exit(1);
}
fs.rmSync(sdkDir, { recursive: true });
console.log(`Removed target SDK '${name}'`);
} else {
console.log("Usage: chad target <action>");
console.log("");
console.log("Actions:");
console.log(" add <name> Download and install a target SDK");
console.log(" list List installed target SDKs");
console.log(" remove <name> Remove a target SDK");
console.log("");
console.log("Example: chad target add linux-x64");
}
process.exit(0);
}

if (command === "watch") {
const watchFile = parser.getPositional(0);
if (!watchFile) {
Expand Down Expand Up @@ -181,7 +225,8 @@ if (
command !== "run" &&
command !== "ir" &&
command !== "init" &&
command !== "watch"
command !== "watch" &&
command !== "target"
) {
if (command.endsWith(".ts") || command.endsWith(".js")) {
console.error(`chad: error: missing command. did you mean 'chad build ${command}'?`);
Expand Down
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