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denoland-deno/tools/util.js
2021-04-28 10:08:51 -04:00

116 lines
2.9 KiB
JavaScript

// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
import {
dirname,
fromFileUrl,
join,
} from "https://deno.land/std@0.84.0/path/mod.ts";
export { dirname, join };
export { existsSync } from "https://deno.land/std@0.84.0/fs/mod.ts";
export { readLines } from "https://deno.land/std@0.84.0/io/mod.ts";
export { delay } from "https://deno.land/std@0.84.0/async/delay.ts";
export const ROOT_PATH = dirname(dirname(fromFileUrl(import.meta.url)));
async function getFilesFromGit(baseDir, cmd) {
const p = Deno.run({
cmd,
stdout: "piped",
});
const { success } = await p.status();
if (!success) {
throw new Error("gitLsFiles failed");
}
const output = new TextDecoder().decode(await p.output());
p.close();
const files = output.split("\0").filter((line) => line.length > 0).map(
(filePath) => {
return Deno.realPathSync(join(baseDir, filePath));
},
);
return files;
}
function gitLsFiles(baseDir, patterns) {
baseDir = Deno.realPathSync(baseDir);
const cmd = [
"git",
"-C",
baseDir,
"ls-files",
"-z",
"--exclude-standard",
"--cached",
"--modified",
"--others",
"--",
...patterns,
];
return getFilesFromGit(baseDir, cmd);
}
/** List all files staged for commit */
function gitStaged(baseDir, patterns) {
baseDir = Deno.realPathSync(baseDir);
const cmd = [
"git",
"-C",
baseDir,
"diff",
"--staged",
"--diff-filter=ACMR",
"--name-only",
"-z",
"--",
...patterns,
];
return getFilesFromGit(baseDir, cmd);
}
/**
* Recursively list all files in (a subdirectory of) a git worktree.
* * Optionally, glob patterns may be specified to e.g. only list files with a
* certain extension.
* * Untracked files are included, unless they're listed in .gitignore.
* * Directory names themselves are not listed (but the files inside are).
* * Submodules and their contents are ignored entirely.
* * This function fails if the query matches no files.
*
* If --staged argument was provided when program is run
* only staged sources will be returned.
*/
export async function getSources(baseDir, patterns) {
const stagedOnly = Deno.args.includes("--staged");
if (stagedOnly) {
return await gitStaged(baseDir, patterns);
} else {
return await gitLsFiles(baseDir, patterns);
}
}
export function buildMode() {
if (Deno.args.includes("--release")) {
return "release";
}
return "debug";
}
export function buildPath() {
return join(ROOT_PATH, "target", buildMode());
}
export function getPrebuiltToolPath(toolName) {
const PREBUILT_PATH = join(ROOT_PATH, "third_party", "prebuilt");
const platformDirName = {
"windows": "win",
"darwin": "mac",
"linux": "linux64",
}[Deno.build.os];
const executableSuffix = Deno.build.os === "windows" ? ".exe" : "";
return join(PREBUILT_PATH, platformDirName, toolName + executableSuffix);
}