Carlos Florêncio
39 lines
1.4 KiB
TypeScript
39 lines
1.4 KiB
TypeScript
import type { Terminal } from "@xterm/xterm";
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type TerminalContainerWithBuffer = HTMLDivElement & {
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__xtermReadBuffer?: () => string;
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__xtermReadViewportY?: () => number;
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__xtermGetFontFamily?: () => string;
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__xtermGetFontSize?: () => number;
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__xtermReadTheme?: () => Record<string, string | number | string[] | undefined>;
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};
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/** Expose buffer reader on the container for e2e tests (xterm renders to canvas). */
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export function exposeBufferReader(container: HTMLDivElement, terminal: Terminal) {
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const c = container as TerminalContainerWithBuffer;
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c.__xtermReadBuffer = () => {
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const buf = terminal.buffer.active;
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const lines: string[] = [];
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for (let i = 0; i <= buf.baseY + buf.cursorY; i++) {
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lines.push(buf.getLine(i)?.translateToString(true) ?? "");
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}
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return lines.join("\n");
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};
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c.__xtermReadViewportY = () => terminal.buffer.active.viewportY;
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c.__xtermGetFontFamily = () => terminal.options.fontFamily ?? "";
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c.__xtermGetFontSize = () => terminal.options.fontSize ?? 13;
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c.__xtermReadTheme = () => ({
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...(terminal.options.theme ?? {}),
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minimumContrastRatio: terminal.options.minimumContrastRatio,
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});
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}
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export function clearBufferReader(container: HTMLDivElement) {
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const c = container as TerminalContainerWithBuffer;
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c.__xtermReadBuffer = undefined;
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c.__xtermReadViewportY = undefined;
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c.__xtermGetFontFamily = undefined;
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c.__xtermGetFontSize = undefined;
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c.__xtermReadTheme = undefined;
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}
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