swc/crates/swc_bundler/tests/.cache/deno/a001e0eaeb21f32126184e530076160ecf8f0dcd.ts
2021-11-09 20:42:49 +09:00

59 lines
1.4 KiB
TypeScript

// Loaded from https://deno.land/x/cliffy@v0.18.0/flags/normalize.ts
/**
* Normalize command line arguments.
* @param args Command line arguments e.g: `Deno.args`
*/
export function normalize(args: string[]) {
const normalized = [];
let inLiteral = false;
for (const arg of args) {
if (inLiteral) {
normalized.push(arg);
} else if (arg === "--") {
inLiteral = true;
normalized.push(arg);
} else if (arg.length > 1 && arg[0] === "-") {
const isLong = arg[1] === "-";
const isDotted = !isLong && arg[2] === ".";
if (arg.includes("=")) {
const parts = arg.split("=");
const flag = parts.shift() as string;
if (isLong) {
normalized.push(flag);
} else {
normalizeShortFlags(flag);
}
normalized.push(parts.join("="));
} else if (isLong || isDotted) {
normalized.push(arg);
} else {
normalizeShortFlags(arg);
}
} else {
normalized.push(arg);
}
}
return normalized;
/**
* Normalize short flags.
* @param flag Flag string: `-abc`
*/
function normalizeShortFlags(flag: string): void {
const flags = flag.slice(1).split("");
if (isNaN(Number(flag[flag.length - 1]))) {
flags.forEach((val) => normalized.push(`-${val}`));
} else {
normalized.push(`-${flags.shift()}`);
normalized.push(flags.join(""));
}
}
}