75 lines
2.6 KiB
TypeScript
75 lines
2.6 KiB
TypeScript
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import test from "node:test";
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import assert from "node:assert/strict";
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import { readFileSync } from "node:fs";
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import { optionYankLastArgSequence } from "./optionYankLastArg";
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// Issue #2364: Esc+. / Alt+. is readline yank-last-arg (zsh insert-last-word).
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// Traditional terminals just pass Meta-. through. On macOS, Option+. types "≥"
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// unless Option is Meta, so map the physical period / underscore keys to ESC+.
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// / ESC+_ — same idea as Option+←/→ word-jump, but always-on because ≥ is
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// almost never wanted in a terminal.
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const ev = (over: Partial<Parameters<typeof optionYankLastArgSequence>[0]> = {}) => ({
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key: ".",
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code: "Period",
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altKey: true,
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ctrlKey: false,
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metaKey: false,
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shiftKey: false,
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...over,
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});
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test("Option+. → ESC+. (yank-last-arg) on macOS", () => {
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assert.equal(optionYankLastArgSequence(ev(), true), "\x1b.");
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});
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test("Option+. with composed ≥ (US layout) still maps to ESC+.", () => {
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assert.equal(
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optionYankLastArgSequence(ev({ key: "≥", code: "Period" }), true),
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"\x1b.",
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);
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});
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test("Option+_ → ESC+_ (yank-last-arg synonym) on macOS", () => {
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assert.equal(
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optionYankLastArgSequence(ev({ key: "_", code: "Minus", shiftKey: true }), true),
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"\x1b_",
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);
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});
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test("not macOS → null (Linux/Windows Alt+. already sends Meta via xterm)", () => {
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assert.equal(optionYankLastArgSequence(ev(), false), null);
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assert.equal(
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optionYankLastArgSequence(ev({ key: "_", code: "Minus", shiftKey: true }), false),
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null,
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);
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});
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test("no Option held → null", () => {
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assert.equal(optionYankLastArgSequence(ev({ altKey: false }), true), null);
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});
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test("Ctrl/Cmd with Option → null (don't hijack other chords)", () => {
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assert.equal(optionYankLastArgSequence(ev({ ctrlKey: true }), true), null);
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assert.equal(optionYankLastArgSequence(ev({ metaKey: true }), true), null);
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});
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test("Option+Shift+. (>) → null", () => {
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assert.equal(optionYankLastArgSequence(ev({ shiftKey: true }), true), null);
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});
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test("other Option keys → null", () => {
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assert.equal(optionYankLastArgSequence(ev({ key: "f", code: "KeyF" }), true), null);
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assert.equal(optionYankLastArgSequence(ev({ key: "ArrowLeft", code: "ArrowLeft" }), true), null);
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});
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test("runtime sends Option+. after kitty mode, same as word-jump", () => {
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const source = readFileSync(new URL("./createXTermRuntime.ts", import.meta.url), "utf8");
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assert.match(source, /from "\.\/optionYankLastArg"/);
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assert.match(
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source,
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/optionArrowWordJumpSequence\([\s\S]*?const yankLastArgSequence = isKittyKeyboardModeActive\(kittyKeyboardMode\)\s*\? null\s*: optionYankLastArgSequence\(/s,
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);
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});
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