std/cli/parse_args_test.ts

1967 lines
44 KiB
TypeScript

// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
import { assertEquals, assertThrows } from "@std/assert";
import { type Args, parseArgs, type ParseOptions } from "./parse_args.ts";
import { assertType, type IsExact } from "@std/testing/types";
// flag boolean true (default all --args to boolean)
Deno.test("parseArgs() handles true boolean flag", function () {
const argv = parseArgs(["moo", "--honk", "cow"], {
boolean: true,
});
assertEquals(argv, {
honk: true,
_: ["moo", "cow"],
});
assertEquals(typeof argv.honk, "boolean");
});
// flag boolean true only affects double hyphen arguments without equals signs
Deno.test("parseArgs() handles boolean true flag if double dashed", function () {
const argv = parseArgs(["moo", "--honk", "cow", "-p", "55", "--tacos=good"], {
boolean: true,
});
assertEquals(argv, {
honk: true,
tacos: "good",
p: 55,
_: ["moo", "cow"],
});
assertEquals(typeof argv.honk, "boolean");
});
Deno.test("parseArgs() handles boolean flag default value", function () {
const argv = parseArgs(["moo"], {
boolean: ["t", "verbose"],
default: { verbose: false, t: false },
});
assertEquals(argv, {
verbose: false,
t: false,
_: ["moo"],
});
assertEquals(typeof argv.verbose, "boolean");
assertEquals(typeof argv.t, "boolean");
});
Deno.test("parseArgs() handles boolean group", function () {
const argv = parseArgs(["-x", "-z", "one", "two", "three"], {
boolean: ["x", "y", "z"],
});
assertEquals(argv, {
x: true,
y: false,
z: true,
_: ["one", "two", "three"],
});
assertEquals(typeof argv.x, "boolean");
assertEquals(typeof argv.y, "boolean");
assertEquals(typeof argv.z, "boolean");
});
Deno.test("parseArgs() handles boolean and alias default values", function (): void {
const argv = parseArgs([], {
string: ["foo"],
boolean: ["bar"],
alias: {
bar: "b",
},
});
assertEquals(argv, {
bar: false,
b: false,
_: [],
});
});
Deno.test("parseArgs() handles boolean and alias with chainable api", function () {
const aliased = ["-h", "derp"];
const regular = ["--herp", "derp"];
const aliasedArgv = parseArgs(aliased, {
boolean: "herp",
alias: { h: "herp" },
});
const propertyArgv = parseArgs(regular, {
boolean: "herp",
alias: { h: "herp" },
});
const expected = {
herp: true,
h: true,
_: ["derp"],
};
assertEquals(aliasedArgv, expected);
assertEquals(propertyArgv, expected);
});
Deno.test("parseArgs() handles boolean and alias with options hash", function () {
const aliased = ["-h", "derp"];
const regular = ["--herp", "derp"];
const opts = {
alias: { h: "herp" },
boolean: "herp",
} as const;
const aliasedArgv = parseArgs(aliased, opts);
const propertyArgv = parseArgs(regular, opts);
const expected = {
herp: true,
h: true,
_: ["derp"],
};
assertEquals(aliasedArgv, expected);
assertEquals(propertyArgv, expected);
});
Deno.test("parseArgs() handles boolean and alias array with options hash", function () {
const aliased = ["-h", "derp"];
const regular = ["--herp", "derp"];
const alt = ["--harp", "derp"];
const opts = {
alias: { h: ["herp", "harp"] },
boolean: "h",
} as const;
const aliasedArgv = parseArgs(aliased, opts);
const propertyArgv = parseArgs(regular, opts);
const altPropertyArgv = parseArgs(alt, opts);
const expected = {
harp: true,
herp: true,
h: true,
_: ["derp"],
};
assertEquals(aliasedArgv, expected);
assertEquals(propertyArgv, expected);
assertEquals(altPropertyArgv, expected);
});
Deno.test("parseArgs() handles boolean and alias using explicit true", function () {
const aliased = ["-h", "true"];
const regular = ["--herp", "true"];
const opts = {
alias: { h: "herp" },
boolean: "h",
} as const;
const aliasedArgv = parseArgs(aliased, opts);
const propertyArgv = parseArgs(regular, opts);
const expected = {
herp: true,
h: true,
_: [],
};
assertEquals(aliasedArgv, expected);
assertEquals(propertyArgv, expected);
});
// regression, see https://github.com/substack/node-optimist/issues/71
// boolean and --x=true
Deno.test("parseArgs() handles boolean and non-boolean", function () {
const parsed = parseArgs(["--boool", "--other=true"], {
boolean: "boool",
});
assertEquals(parsed.boool, true);
assertEquals(parsed.other, "true");
const parsed2 = parseArgs(["--boool", "--other=false"], {
boolean: "boool",
});
assertEquals(parsed2.boool, true);
assertEquals(parsed2.other, "false");
});
Deno.test("parseArgs() handles boolean true parsing", function () {
const parsed = parseArgs(["--boool=true"], {
default: {
boool: false,
},
boolean: ["boool"],
});
assertEquals(parsed.boool, true);
});
Deno.test("parseArgs() handles boolean false parsing", function () {
const parsed = parseArgs(["--boool=false"], {
default: {
boool: true,
},
boolean: ["boool"],
});
assertEquals(parsed.boool, false);
});
Deno.test("parseArgs() handles boolean true-like parsing", function () {
const parsed = parseArgs(["-t", "true123"], { boolean: ["t"] });
assertEquals(parsed.t, true);
const parsed2 = parseArgs(["-t", "123"], { boolean: ["t"] });
assertEquals(parsed2.t, true);
const parsed3 = parseArgs(["-t", "false123"], { boolean: ["t"] });
assertEquals(parsed3.t, true);
});
Deno.test("parseArgs() handles boolean after boolean negation", function () {
const parsed = parseArgs(["--foo", "--no-foo"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed.foo, false);
const parsed2 = parseArgs(["--foo", "--no-foo", "123"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed2.foo, false);
});
Deno.test("parseArgs() handles boolean after boolean negation", function () {
const parsed = parseArgs(["--no-foo", "--foo"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed.foo, true);
const parsed2 = parseArgs(["--no-foo", "--foo", "123"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed2.foo, true);
});
Deno.test("parseArgs() handles latest flag boolean negation", function () {
const parsed = parseArgs(["--no-foo", "--foo", "--no-foo"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed.foo, false);
const parsed2 = parseArgs(["--no-foo", "--foo", "--no-foo", "123"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed2.foo, false);
});
Deno.test("parseArgs() handles latest flag boolean", function () {
const parsed = parseArgs(["--foo", "--no-foo", "--foo"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed.foo, true);
const parsed2 = parseArgs(["--foo", "--no-foo", "--foo", "123"], {
boolean: ["foo"],
negatable: ["foo"],
});
assertEquals(parsed2.foo, true);
});
Deno.test("parseArgs() handles string negatable option", function () {
const parsed = parseArgs(["--no-foo"], {
boolean: ["foo"],
negatable: "foo",
});
assertEquals(parsed.foo, false);
});
Deno.test("parseArgs() handles hyphen", function () {
assertEquals(parseArgs(["-n", "-"]), { n: "-", _: [] });
assertEquals(parseArgs(["-"]), { _: ["-"] });
assertEquals(parseArgs(["-f-"]), { f: "-", _: [] });
assertEquals(parseArgs(["-b", "-"], { boolean: "b" }), { b: true, _: ["-"] });
assertEquals(parseArgs(["-s", "-"], { string: "s" }), { s: "-", _: [] });
});
Deno.test("parseArgs() handles double dash", function () {
assertEquals(parseArgs(["-a", "--", "b"]), { a: true, _: ["b"] });
assertEquals(parseArgs(["--a", "--", "b"]), { a: true, _: ["b"] });
assertEquals(parseArgs(["--a", "--", "b"]), { a: true, _: ["b"] });
});
Deno.test("parseArgs() moves args after double dash into own array", function () {
assertEquals(
parseArgs(["--name", "John", "before", "--", "after"], { "--": true }),
{
name: "John",
_: ["before"],
"--": ["after"],
},
);
});
Deno.test("parseArgs() handles default true boolean value", function () {
const argv = parseArgs([], {
boolean: "sometrue",
default: { sometrue: true },
});
assertEquals(argv.sometrue, true);
});
Deno.test("parseArgs() handles default true boolean value", function () {
const argv = parseArgs([], {
boolean: "somefalse",
default: { somefalse: false },
});
assertEquals(argv.somefalse, false);
});
Deno.test("parseArgs() handles default null boolean value", function () {
const argv = parseArgs([], {
boolean: "maybe",
default: { maybe: null },
});
assertEquals(argv.maybe, null);
const argv2 = parseArgs(["--maybe"], {
boolean: "maybe",
default: { maybe: null },
});
assertEquals(argv2.maybe, true);
});
Deno.test("parseArgs() handles dotted alias", function () {
const argv = parseArgs(["--a.b", "22"], {
default: { "a.b": 11 },
alias: { "a.b": "aa.bb" },
});
assertEquals(argv.a.b, 22);
assertEquals(argv.aa.bb, 22);
});
Deno.test("parseArgs() handles dotted default value", function () {
const argv = parseArgs([], {
default: { "a.b": 11 },
alias: { "a.b": "aa.bb" },
});
assertEquals(argv.a.b, 11);
assertEquals(argv.aa.bb, 11);
});
Deno.test("parseArgs() handles dotted default with no alias", function () {
const argv = parseArgs([], { default: { "a.b": 11 } });
assertEquals(argv.a.b, 11);
});
Deno.test("parseArgs() handles short", function () {
const argv = parseArgs(["-b=123"]);
assertEquals(argv, { b: 123, _: [] });
});
Deno.test("parseArgs() handles multi short", function () {
const argv = parseArgs(["-a=whatever", "-b=robots"]);
assertEquals(argv, { a: "whatever", b: "robots", _: [] });
});
Deno.test("parseArgs() handles long opts", function () {
assertEquals(parseArgs(["--bool"]), { bool: true, _: [] });
assertEquals(parseArgs(["--pow", "xixxle"]), { pow: "xixxle", _: [] });
assertEquals(parseArgs(["--pow=xixxle"]), { pow: "xixxle", _: [] });
assertEquals(parseArgs(["--host", "localhost", "--port", "555"]), {
host: "localhost",
port: 555,
_: [],
});
assertEquals(parseArgs(["--host=localhost", "--port=555"]), {
host: "localhost",
port: 555,
_: [],
});
});
Deno.test("parseArgs() handles numbers", function () {
const argv = parseArgs([
"-x",
"1234",
"-y",
"5.67",
"-z",
"1e7",
"-w",
"10f",
"--hex",
"0xdeadbeef",
"789",
]);
assertEquals(argv, {
x: 1234,
y: 5.67,
z: 1e7,
w: "10f",
hex: 0xdeadbeef,
_: [789],
});
assertEquals(typeof argv.x, "number");
assertEquals(typeof argv.y, "number");
assertEquals(typeof argv.z, "number");
assertEquals(typeof argv.w, "string");
assertEquals(typeof argv.hex, "number");
assertEquals(typeof argv._[0], "number");
});
Deno.test("parseArgs() handles already number", function () {
const argv = parseArgs(["-x", "1234", "789"]);
assertEquals(argv, { x: 1234, _: [789] });
assertEquals(typeof argv.x, "number");
assertEquals(typeof argv._[0], "number");
});
Deno.test("parseArgs() parses args", function () {
assertEquals(parseArgs(["--no-moo"]), { "no-moo": true, _: [] });
assertEquals(parseArgs(["-v", "a", "-v", "b", "-v", "c"]), {
v: "c",
_: [],
});
});
Deno.test("parseArgs() handles comprehensive", function () {
assertEquals(
parseArgs([
"--name=meowmers",
"bare",
"-cats",
"woo",
"-h",
"awesome",
"--multi=quux",
"--key",
"value",
"-b",
"--bool",
"--no-meep",
"--multi=baz",
"-f=abc=def",
"--foo=---=\\n--+34-=/=",
"-e==",
"--",
"--not-a-flag",
"eek",
]),
{
c: true,
a: true,
t: true,
e: "=",
f: "abc=def",
foo: "---=\\n--+34-=/=",
s: "woo",
h: "awesome",
b: true,
bool: true,
key: "value",
multi: "baz",
"no-meep": true,
name: "meowmers",
_: ["bare", "--not-a-flag", "eek"],
},
);
});
Deno.test("parseArgs() handles flag boolean", function () {
const argv = parseArgs(["-t", "moo"], { boolean: "t" });
assertEquals(argv, { t: true, _: ["moo"] });
assertEquals(typeof argv.t, "boolean");
});
Deno.test("parseArgs() handles flag boolean value", function () {
const argv = parseArgs(["--verbose", "false", "moo", "-t", "true"], {
boolean: ["t", "verbose"],
default: { verbose: true },
});
assertEquals(argv, {
verbose: false,
t: true,
_: ["moo"],
});
assertEquals(typeof argv.verbose, "boolean");
assertEquals(typeof argv.t, "boolean");
});
Deno.test("parseArgs() handles newlines in params", function () {
const args = parseArgs(["-s", "X\nX"]);
assertEquals(args, { _: [], s: "X\nX" });
// reproduce in bash:
// VALUE="new
// line"
// deno program.js --s="$VALUE"
const args2 = parseArgs(["--s=X\nX"]);
assertEquals(args2, { _: [], s: "X\nX" });
});
Deno.test("parseArgs() handles strings", function () {
const s = parseArgs(["-s", "0001234"], { string: "s" }).s;
assertEquals(s, "0001234");
assertEquals(typeof s, "string");
const x = parseArgs(["-x", "56"], { string: "x" }).x;
assertEquals(x, "56");
assertEquals(typeof x, "string");
});
Deno.test("parseArgs() handles string args", function () {
const s = parseArgs([" ", " "], { string: "_" })._;
assertEquals(s.length, 2);
assertEquals(typeof s[0], "string");
assertEquals(s[0], " ");
assertEquals(typeof s[1], "string");
assertEquals(s[1], " ");
});
Deno.test("parseArgs() handles empty strings", function () {
const s = parseArgs(["-s"], { string: "s" }).s;
assertEquals(s, "");
assertEquals(typeof s, "string");
const str = parseArgs(["--str"], { string: "str" }).str;
assertEquals(str, "");
assertEquals(typeof str, "string");
const letters = parseArgs(["-art"], {
string: ["a", "t"],
});
assertEquals(letters.a, "");
assertEquals(letters.r, true);
assertEquals(letters.t, "");
});
Deno.test("parseArgs() handles string and alias", function () {
const x = parseArgs(["--str", "000123"], {
string: "s",
alias: { s: "str" },
});
assertEquals(x.str, "000123");
assertEquals(typeof x.str, "string");
assertEquals(x.s, "000123");
assertEquals(typeof x.s, "string");
const y = parseArgs(["-s", "000123"], {
string: "str",
alias: { str: "s" },
});
assertEquals(y.str, "000123");
assertEquals(typeof y.str, "string");
assertEquals(y.s, "000123");
assertEquals(typeof y.s, "string");
});
Deno.test("parseArgs() handles slash break", function () {
assertEquals(parseArgs(["-I/foo/bar/baz"]), { I: "/foo/bar/baz", _: [] });
assertEquals(parseArgs(["-xyz/foo/bar/baz"]), {
x: true,
y: true,
z: "/foo/bar/baz",
_: [],
});
});
Deno.test("parseArgs() handles alias", function () {
const argv = parseArgs(["-f", "11", "--zoom", "55"], {
alias: { z: "zoom" },
});
assertEquals(argv.zoom, 55);
assertEquals(argv.z, argv.zoom);
assertEquals(argv.f, 11);
});
Deno.test("parseArgs() handles multi alias", function () {
const argv = parseArgs(["-f", "11", "--zoom", "55"], {
alias: { z: ["zm", "zoom"] },
});
assertEquals(argv.zoom, 55);
assertEquals(argv.z, argv.zoom);
assertEquals(argv.z, argv.zm);
assertEquals(argv.f, 11);
});
Deno.test("parseArgs() handles nested dotted objects", function () {
const argv = parseArgs([
"--foo.bar",
"3",
"--foo.baz",
"4",
"--foo.quux.quibble",
"5",
"--foo.quux.oO",
"--beep.boop",
]);
assertEquals(argv.foo, {
bar: 3,
baz: 4,
quux: {
quibble: 5,
oO: true,
},
});
assertEquals(argv.beep, { boop: true });
});
Deno.test("parseArgs() handles flag builtin property", function () {
const argv = parseArgs(["--toString", "--valueOf", "foo"]);
assertEquals(argv, { toString: true, valueOf: "foo", _: [] });
assertEquals(typeof argv.toString, "boolean");
assertEquals(typeof argv.valueOf, "string");
});
Deno.test("parseArgs() handles numeric short args", function () {
assertEquals(parseArgs(["-n123"]), { n: 123, _: [] });
assertEquals(parseArgs(["-123", "456"]), { 1: true, 2: true, 3: 456, _: [] });
});
Deno.test("parseArgs() handles short", function () {
assertEquals(parseArgs(["-b"]), { b: true, _: [] });
assertEquals(parseArgs(["foo", "bar", "baz"]), { _: ["foo", "bar", "baz"] });
assertEquals(parseArgs(["-cats"]), {
c: true,
a: true,
t: true,
s: true,
_: [],
});
assertEquals(parseArgs(["-cats", "meow"]), {
c: true,
a: true,
t: true,
s: "meow",
_: [],
});
assertEquals(parseArgs(["-h", "localhost"]), { h: "localhost", _: [] });
assertEquals(parseArgs(["-h", "localhost", "-p", "555"]), {
h: "localhost",
p: 555,
_: [],
});
});
Deno.test("parseArgs() handles mixed short bool and capture", function () {
assertEquals(parseArgs(["-h", "localhost", "-fp", "555", "script.js"]), {
f: true,
p: 555,
h: "localhost",
_: ["script.js"],
});
});
Deno.test("parseArgs() handles short and long", function () {
assertEquals(parseArgs(["-h", "localhost", "-fp", "555", "script.js"]), {
f: true,
p: 555,
h: "localhost",
_: ["script.js"],
});
});
// stops parsing on the first non-option when stopEarly is set
Deno.test("parseArgs() handles stopEarly option", function () {
const argv = parseArgs(["--aaa", "bbb", "ccc", "--ddd"], {
stopEarly: true,
});
assertEquals(argv, {
aaa: "bbb",
_: ["ccc", "--ddd"],
});
});
Deno.test("parseArgs() handles boolean and alias that are not unknown", function () {
const unknown: unknown[] = [];
function unknownFn(arg: string, k?: string, v?: unknown): boolean {
unknown.push({ arg, k, v });
return false;
}
const aliased = ["-h", "true", "--derp", "true"];
const regular = ["--herp", "true", "-d", "false"];
const opts = {
alias: { h: "herp" },
boolean: "h",
unknown: unknownFn,
};
parseArgs(aliased, opts);
parseArgs(regular, opts);
assertEquals(unknown, [
{ arg: "--derp", k: "derp", v: "true" },
{ arg: "-d", k: "d", v: "false" },
]);
});
Deno.test(
"parseArgs() handles flag boolean true any double hyphen argument is not unknown",
function () {
const unknown: unknown[] = [];
function unknownFn(arg: string, k?: string, v?: unknown): boolean {
unknown.push({ arg, k, v });
return false;
}
const argv = parseArgs(["--honk", "--tacos=good", "cow", "-p", "55"], {
boolean: true,
unknown: unknownFn,
});
assertEquals(unknown, [
{ arg: "--tacos=good", k: "tacos", v: "good" },
{ arg: "cow", k: undefined, v: undefined },
{ arg: "-p", k: "p", v: "55" },
]);
assertEquals(argv, {
honk: true,
_: [],
});
},
);
Deno.test("parseArgs() handles string and alias is not unknown", function () {
const unknown: unknown[] = [];
function unknownFn(arg: string, k?: string, v?: unknown): boolean {
unknown.push({ arg, k, v });
return false;
}
const aliased = ["-h", "hello", "--derp", "goodbye"];
const regular = ["--herp", "hello", "-d", "moon"];
const opts = {
alias: { h: "herp" },
string: "h",
unknown: unknownFn,
};
parseArgs(aliased, opts);
parseArgs(regular, opts);
assertEquals(unknown, [
{ arg: "--derp", k: "derp", v: "goodbye" },
{ arg: "-d", k: "d", v: "moon" },
]);
});
Deno.test("parseArgs() handles default and alias is not unknown", function () {
const unknown: unknown[] = [];
function unknownFn(arg: string, k?: string, v?: unknown): boolean {
unknown.push({ arg, k, v });
return false;
}
const aliased = ["-h", "hello"];
const regular = ["--herp", "hello"];
const opts = {
default: { h: "bar" },
alias: { h: "herp" },
unknown: unknownFn,
};
parseArgs(aliased, opts);
parseArgs(regular, opts);
assertEquals(unknown, []);
});
Deno.test("parseArgs() handles value following double hyphen", function () {
const unknown: unknown[] = [];
function unknownFn(arg: string, k?: string, v?: unknown): boolean {
unknown.push({ arg, k, v });
return false;
}
const aliased = ["--bad", "--", "good", "arg"];
const opts = {
"--": true,
unknown: unknownFn,
};
const argv = parseArgs(aliased, opts);
assertEquals(unknown, [{ arg: "--bad", k: "bad", v: true }]);
assertEquals(argv, {
"--": ["good", "arg"],
_: [],
});
});
Deno.test("parseArgs() handles whitespace", function () {
assertEquals(parseArgs(["-x", "\t"]).x, "\t");
});
Deno.test("parseArgs() handles collect args default behaviour", function () {
const argv = parseArgs([
"--foo",
"bar",
"--foo",
"baz",
"--beep",
"boop",
"--bool",
"--bool",
]);
assertEquals(argv, {
foo: "baz",
beep: "boop",
bool: true,
_: [],
});
});
Deno.test("parseArgs() handles collect args with default behaviour", function () {
const argv = parseArgs([], {
collect: ["foo"],
default: {
foo: ["bar", "baz"],
},
});
assertEquals(argv, {
foo: ["bar", "baz"],
_: [],
});
});
Deno.test("parseArgs() handles collect unknown args", function () {
const argv = parseArgs([
"--foo",
"bar",
"--foo",
"baz",
"--beep",
"boop",
"--bib",
"--bib",
"--bab",
"--bab",
], {
collect: ["beep", "bib"],
});
assertEquals(argv, {
foo: "baz",
beep: ["boop"],
bib: [true, true],
bab: true,
_: [],
});
});
Deno.test("parseArgs() handles collect args", function () {
const argv = parseArgs([
"--bool",
"--bool",
"--boolArr",
"--str",
"foo",
"--strArr",
"beep",
"--unknown",
"--unknownArr",
], {
boolean: ["bool", "boolArr"],
string: ["str", "strArr"],
collect: ["boolArr", "strArr", "unknownArr"],
alias: {
bool: "b",
strArr: "S",
boolArr: "B",
},
});
assertEquals(argv, {
bool: true,
b: true,
boolArr: [true],
B: [true],
str: "foo",
strArr: ["beep"],
S: ["beep"],
unknown: true,
unknownArr: [true],
_: [],
});
});
Deno.test("parseArgs() handles collect negateable args", function () {
const argv = parseArgs([
"--foo",
"123",
"-f",
"456",
"--no-foo",
], {
string: ["foo"],
collect: ["foo"],
negatable: ["foo"],
alias: {
foo: "f",
},
});
assertEquals(argv, {
foo: false,
f: false,
_: [],
});
});
Deno.test("parseArgs() handles string collect option", function () {
const argv = parseArgs([
"--foo",
"123",
"--foo",
"345",
], {
collect: "foo",
});
assertEquals(argv, {
foo: [123, 345],
_: [],
});
});
/** ---------------------- TYPE TESTS ---------------------- */
Deno.test("parseArgs() handles types of default options", function () {
const argv = parseArgs([]);
assertType<
IsExact<
typeof argv,
// deno-lint-ignore no-explicit-any
& { [x: string]: any }
& {
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean disabled", function () {
const argv = parseArgs([], {
boolean: false,
});
assertType<
IsExact<
typeof argv,
// deno-lint-ignore no-explicit-any
& { [x: string]: any }
& {
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean disabled with defaults", function () {
const argv = parseArgs([], {
boolean: false,
default: {
bar: 123,
},
});
assertType<
IsExact<
typeof argv,
// deno-lint-ignore no-explicit-any
& { [x: string]: any }
& {
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean disabled and string args", function () {
const argv = parseArgs([], {
boolean: false,
string: ["foo"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean disabled and string args with defaults", function () {
const argv = parseArgs([], {
boolean: false,
string: ["foo"],
default: {
foo: 123,
bar: false,
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: string | number;
bar: unknown;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean", function () {
const argv = parseArgs([], {
boolean: true,
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean with defaults", function () {
const argv = parseArgs([], {
boolean: true,
default: {
foo: "123",
bar: 123,
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: unknown;
bar: unknown;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean and string args", function () {
const argv = parseArgs([], {
boolean: true,
string: ["foo", "bar", "foo-bar"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
bar?: string;
"foo-bar"?: string;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of all boolean and string args with defaults", function () {
const argv = parseArgs([], {
boolean: true,
string: ["foo", "bar", "foo-bar"],
default: {
bar: 123,
baz: new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
bar: string | number;
baz: unknown;
"foo-bar"?: string;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of boolean args", function () {
const argv = parseArgs([], {
boolean: ["foo", "bar", "foo-bar"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: boolean;
bar: boolean;
"foo-bar": boolean;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of boolean args with defaults", function () {
const argv = parseArgs([], {
boolean: ["foo", "bar", "foo-bar"],
default: {
bar: 123,
baz: "123",
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: boolean;
bar: number | boolean;
baz: unknown;
"foo-bar": boolean;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of string args", function () {
const argv = parseArgs([], {
string: ["foo", "bar", "foo-bar"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
bar?: string;
"foo-bar"?: string;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of string args with defaults", function () {
const argv = parseArgs([], {
string: ["foo", "bar", "foo-bar"],
default: {
bar: true,
baz: 123,
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
bar: string | boolean;
baz: unknown;
"foo-bar"?: string;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of boolean and string args", function () {
const argv = parseArgs([], {
boolean: ["foo", "bar", "foo-bar"],
string: ["beep", "boop", "beep-boop"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
beep?: string;
boop?: string;
"beep-boop"?: string;
foo: boolean;
bar: boolean;
"foo-bar": boolean;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of boolean and string args with defaults", function () {
const argv = parseArgs([], {
boolean: ["foo", "bar", "foo-bar"],
string: ["beep", "boop", "beep-boop"],
default: {
bar: 123,
baz: new Error(),
beep: new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: boolean;
boop?: string;
"beep-boop"?: string;
bar: number | boolean;
baz: unknown;
beep: string | Date;
"foo-bar": boolean;
_: Array<string | number>;
}
>
>(true);
});
/** ------------------------ DOTTED OPTIONS ------------------------ */
Deno.test("parseArgs() handles types of dotted boolean args", function () {
const argv = parseArgs([], {
boolean: ["blubb", "foo.bar", "foo.baz.biz", "foo.baz.buz"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
blubb: boolean;
foo: {
bar: boolean;
baz: {
biz: boolean;
buz: boolean;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted boolean args with defaults", function () {
const argv = parseArgs([], {
boolean: ["blubb", "foo.bar", "foo.baz.biz", "foo.baz.buz"],
default: {
blubb: "123",
foo: {
bar: 123,
baz: {
biz: new Date(),
},
},
bla: new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
blubb: boolean | string;
foo: {
bar: boolean | number;
baz: {
biz: boolean | Date;
buz: boolean;
};
};
bla: unknown;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted string args", function () {
const argv = parseArgs([], {
string: ["blubb", "foo.bar", "foo.baz.biz", "foo.baz.buz"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
blubb?: string;
foo?: {
bar?: string;
baz?: {
biz?: string;
buz?: string;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted string args with defaults", function () {
const argv = parseArgs([], {
string: ["blubb", "foo.bar", "foo.baz.biz", "foo.baz.buz"],
default: {
blubb: true,
foo: {
bar: 123,
baz: {
biz: new Date(),
},
},
bla: new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
blubb: string | boolean;
foo: {
bar: string | number;
baz: {
biz: string | Date;
buz?: string;
};
};
bla: unknown;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted string and boolean args", function () {
const argv = parseArgs([], {
boolean: ["blubb", "foo.bar", "foo.baz.biz", "beep.bib.bub"],
string: ["bla", "beep.boop", "beep.bib.bab", "foo.baz.buz"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
blubb: boolean;
foo: {
bar: boolean;
baz: {
biz: boolean;
buz?: string;
};
};
bla?: string;
beep: {
boop?: string;
bib: {
bab?: string;
bub: boolean;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted string and boolean args with defaults", function () {
const argv = parseArgs([], {
boolean: ["blubb", "foo.bar", "foo.baz.biz", "beep.bib.bub"],
string: ["beep.boop", "beep.bib.bab", "foo.baz.buz"],
default: {
blubb: true,
foo: {
bar: 123,
baz: {
biz: new Date(),
},
},
beep: {
boop: true,
bib: {
bab: new Date(),
},
},
bla: new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
bla: unknown;
blubb: boolean;
foo: {
bar: boolean | number;
baz: {
biz: boolean | Date;
buz?: string;
};
};
beep: {
boop: string | boolean;
bib: {
bab: string | Date;
bub: boolean;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted string and boolean args with flatted defaults", function () {
const argv = parseArgs([], {
boolean: ["blubb", "foo.bar", "foo.baz.biz", "beep.bib.bub"],
string: ["beep.boop", "beep.bib.bab", "foo.baz.buz"],
default: {
bla: new Date(),
blubb: true,
"foo.bar": 123,
"foo.baz.biz": new Date(),
"beep.boop": true,
"beep.bib.bab": new Date(),
"mee.moo": true,
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
bla: unknown;
blubb: boolean;
mee: unknown;
foo: {
bar: boolean | number;
baz: {
biz: boolean | Date;
buz?: string;
};
};
beep: {
boop: string | boolean;
bib: {
bab: string | Date;
bub: boolean;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted args with union defaults", function () {
const argv = parseArgs([], {
string: ["foo.bar.baz"],
boolean: ["beep.boop.bab"],
default: {
"foo": 1,
"beep": new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: number | {
bar?: {
baz?: string;
};
};
beep: Date | {
boop: {
bab: boolean;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of dotted args with nested union defaults", function () {
const argv = parseArgs([], {
string: ["foo.bar.baz"],
boolean: ["beep.boop.bab"],
default: {
"foo.bar": 1,
"beep.boop": new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: {
bar: number | {
baz?: string;
};
};
beep: {
boop: Date | {
bab: boolean;
};
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of args with dotted defaults", function () {
const argv = parseArgs([], {
string: ["foo"],
default: {
"foo.bar": 1,
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: string | {
bar: number;
};
_: Array<string | number>;
}
>
>(true);
});
/** ------------------------ COLLECT OPTION -------------------------- */
Deno.test("parseArgs() handles types of collect unknown args", function () {
const argv = parseArgs([], {
collect: ["foo", "bar.baz"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: Array<unknown>;
bar: {
baz: Array<unknown>;
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect args", function () {
const argv = parseArgs([], {
boolean: ["foo", "dotted.beep"],
string: ["bar", "dotted.boop"],
collect: ["foo", "dotted.boop"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
bar?: string;
dotted: {
boop: Array<string>;
beep: boolean;
};
foo: Array<boolean>;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect args with defaults", function () {
const argv = parseArgs([], {
boolean: ["foo", "dotted.beep"],
string: ["bar", "dotted.boop"],
collect: ["foo", "dotted.boop"],
default: {
bar: 123,
dotted: {
beep: new Date(),
boop: /.*/,
},
foo: new TextDecoder(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
bar: number | string;
foo: TextDecoder | Array<boolean>;
dotted: {
beep: boolean | Date;
boop: RegExp | Array<string>;
};
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect args with single args", function () {
const argv = parseArgs([], {
boolean: ["foo"],
collect: ["foo"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: Array<boolean>;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect args with empty type array", function () {
const argv = parseArgs([], {
boolean: [],
collect: ["foo"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: Array<unknown>;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect args with unknown args", function () {
const argv = parseArgs([], {
boolean: ["bar"],
collect: ["foo"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
bar: boolean;
foo: Array<unknown>;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect args with known and unknown args", function () {
const argv = parseArgs([], {
boolean: ["foo"],
collect: ["foo", "bar"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: Array<boolean>;
bar: Array<unknown>;
_: Array<string | number>;
}
>
>(true);
});
/** -------------------------- NEGATABLE OPTIONS --------------------------- */
Deno.test("parseArgs() handles types of negatable args", function () {
const argv = parseArgs([], {
boolean: ["foo", "bar", "dotted.tick", "dotted.tock"],
string: ["beep", "boop", "dotted.zig", "dotted.zag"],
negatable: ["bar", "boop", "dotted.tick", "dotted.zig"],
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
beep?: string;
boop?: string | false;
dotted: {
zig?: string | false;
zag?: string;
tick: boolean;
tock: boolean;
};
foo: boolean;
bar: boolean;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of collect all args with defaults", function () {
const argv = parseArgs([], {
boolean: ["foo", "bar", "dotted.tick", "dotted.tock"],
string: ["beep", "boop", "dotted.zig", "dotted.zag"],
negatable: ["bar", "boop", "dotted.tick", "dotted.zig"],
default: {
bar: 123,
boop: new TextDecoder(),
dotted: {
tick: new Date(),
zig: /.*/,
},
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo: boolean;
beep?: string;
bar: number | boolean;
boop: string | false | TextDecoder;
dotted: {
zag?: string;
tock: boolean;
tick: boolean | Date;
zig: string | false | RegExp;
};
_: Array<string | number>;
}
>
>(true);
});
/** ----------------------------- ALIAS OPTION ----------------------------- */
Deno.test("parseArgs() handles types of alias args", function () {
const argv = parseArgs([], {
boolean: ["foo"],
string: ["beep"],
alias: {
foo: ["bar", "baz"],
beep: "boop",
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
beep?: string;
boop?: string;
foo: boolean;
bar: boolean;
baz: boolean;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of alias args with options", function () {
const argv = parseArgs([], {
boolean: ["foo", "biz"],
string: ["beep", "bib"],
negatable: ["foo", "beep"],
alias: {
foo: "bar",
beep: "boop",
biz: "baz",
},
default: {
foo: 1,
beep: new Date(),
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
baz: boolean;
biz: boolean;
bib?: string;
foo: number | boolean;
bar: number | boolean;
beep: string | false | Date;
boop: string | false | Date;
_: Array<string | number>;
}
>
>(true);
});
/** ----------------------- OTHER TYPE TESTS ------------------------ */
Deno.test("parseArgs() handles types of double dash option", function () {
const argv = parseArgs([], {
boolean: true,
string: ["foo"],
"--": true,
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
_: Array<string | number>;
"--": Array<string>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of nullish defaults", function () {
const argv = parseArgs([], {
boolean: true,
string: ["foo", "bar", "baz"],
default: {
bar: undefined,
baz: null,
},
});
assertType<
IsExact<
typeof argv,
& { [x: string]: unknown }
& {
foo?: string;
bar: string | undefined;
baz: string | null;
_: Array<string | number>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of parse generics", function () {
const argv = parseArgs<{ foo?: number } & { bar: string }, true>([]);
assertType<
IsExact<
typeof argv,
{
foo?: number;
bar: string;
_: Array<string | number>;
"--": Array<string>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of args generics", function () {
type ArgsResult = Args<{ foo?: number } & { bar: string }, true>;
assertType<
IsExact<
ArgsResult,
{
foo?: number;
bar: string;
_: Array<string | number>;
"--": Array<string>;
}
>
>(true);
});
Deno.test("parseArgs() handles types of parse options generics", function () {
type Opts = ParseOptions<"foo", "bar" | "baz">;
assertType<
IsExact<
Pick<Opts, "string">,
{ string?: "bar" | "baz" | ReadonlyArray<"bar" | "baz"> }
>
>(true);
assertType<
IsExact<
Pick<Opts, "boolean">,
{ boolean?: "foo" | ReadonlyArray<"foo"> }
>
>(true);
assertType<
IsExact<
Pick<Opts, "default">,
{
default?: {
[x: string]: unknown;
bar?: unknown;
baz?: unknown;
foo?: unknown;
};
}
>
>(true);
});
Deno.test("parseArgs() handles types of parse options generic defaults", function () {
const opts: ParseOptions = {
boolean: ["foo"],
string: ["bar"],
};
const args = parseArgs([], opts);
assertType<
IsExact<
typeof args,
{
// deno-lint-ignore no-explicit-any
[x: string]: any;
_: (string | number)[];
"--"?: string[];
}
>
>(true);
});
Deno.test("parseArgs() handles collect with alias", () => {
const args = ["--header", "abc", "--header", "def"];
const parsed = parseArgs(args, {
collect: ["header"],
alias: {
H: "header",
},
});
assertEquals(parsed.header, ["abc", "def"]);
});
Deno.test("parseArgs() throws if the alias value is undefined", () => {
assertThrows(
() => {
parseArgs([], {
alias: {
h: undefined,
},
});
},
Error,
"Alias value must be defined",
);
});