52 lines
2.2 KiB
TypeScript
52 lines
2.2 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 { optionArrowWordJumpSequence } from "./optionArrowWordJump";
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// Discussion #826: on macOS, Option+←/→ defaults to xterm's ^[[1;3D / ^[[1;3C,
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// which most shells don't bind. When enabled, remap them to Meta-b / Meta-f so
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// readline/zle does backward-word / forward-word out of the box (Termius-style).
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// Gated to macOS so the syncable setting can't rewrite Alt+←/→ on other platforms.
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const ev = (over: Partial<Parameters<typeof optionArrowWordJumpSequence>[0]> = {}) => ({
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key: "ArrowLeft",
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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+Left → Meta-b (backward-word) when enabled on macOS", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowLeft" }), true, true), "\x1bb");
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});
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test("Option+Right → Meta-f (forward-word) when enabled on macOS", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowRight" }), true, true), "\x1bf");
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});
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test("not macOS → null (don't rewrite Alt+←/→ on Linux/Windows even if synced on)", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowLeft" }), true, false), null);
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowRight" }), true, false), null);
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});
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test("disabled → null (xterm default ^[[1;3D/C is kept)", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowLeft" }), false, true), null);
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowRight" }), false, true), null);
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});
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test("no Option held → null", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ altKey: false }), true, true), null);
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});
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test("extra modifiers with Option → null (don't hijack Shift/Ctrl/Cmd combos)", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ shiftKey: true }), true, true), null);
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assert.equal(optionArrowWordJumpSequence(ev({ ctrlKey: true }), true, true), null);
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assert.equal(optionArrowWordJumpSequence(ev({ metaKey: true }), true, true), null);
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});
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test("non-arrow keys → null", () => {
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assert.equal(optionArrowWordJumpSequence(ev({ key: "ArrowUp" }), true, true), null);
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assert.equal(optionArrowWordJumpSequence(ev({ key: "f" }), true, true), null);
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});
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