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const os = require("os");
function charIsEscapedAtIndex(index: number, str: string): boolean {
if (index === 0) return false;
if (str[index - 1] !== "\\") return false;
return !charIsEscapedAtIndex(index - 1, str);
}
export function convertSingleToDoubleQuoteJSON(json: string): string {
const singleQuote = "'";
const doubleQuote = '"';
const isQuote = (char: string) =>
char === doubleQuote || char === singleQuote;
let newJson = "";
let insideString = false;
let enclosingQuoteType = doubleQuote;
for (let i = 0; i < json.length; i++) {
if (insideString) {
if (json[i] === enclosingQuoteType && !charIsEscapedAtIndex(i, json)) {
// Close string with a double quote
insideString = false;
newJson += doubleQuote;
} else if (json[i] === singleQuote) {
if (charIsEscapedAtIndex(i, json)) {
// Unescape single quote
newJson = newJson.slice(0, -1);
}
newJson += singleQuote;
} else if (json[i] === doubleQuote) {
if (!charIsEscapedAtIndex(i, json)) {
// Escape double quote
newJson += "\\";
}
newJson += doubleQuote;
} else {
newJson += json[i];
}
} else {
if (isQuote(json[i])) {
insideString = true;
enclosingQuoteType = json[i];
newJson += doubleQuote;
} else {
newJson += json[i];
}
}
}
return newJson;
}
export function debounced(delay: number, fn: Function) {
let timerId: NodeJS.Timeout | null;
return function (...args: any[]) {
if (timerId) {
clearTimeout(timerId);
}
timerId = setTimeout(() => {
fn(...args);
timerId = null;
}, delay);
};
}
type Platform = "mac" | "linux" | "windows" | "unknown";
function getPlatform(): Platform {
const platform = os.platform();
if (platform === "darwin") {
return "mac";
} else if (platform === "linux") {
return "linux";
} else if (platform === "win32") {
return "windows";
} else {
return "unknown";
}
}
export function getMetaKeyLabel() {
const platform = getPlatform();
switch (platform) {
case "mac":
return "⌘";
case "linux":
case "windows":
return "^";
default:
return "⌘";
}
}
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