Webview: improve error debug abilities
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e19992ce76
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@ -94,12 +94,30 @@ type PyApi = {
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};
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};
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function download(filename: string, text: string) {
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const element = document.createElement("a");
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element.setAttribute(
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"href",
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"data:text/plain;charset=utf-8," + encodeURIComponent(text)
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);
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element.setAttribute("download", filename);
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element.style.display = "none";
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document.body.appendChild(element);
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element.click();
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document.body.removeChild(element);
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}
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const deserialize =
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<T>(fn: (response: T) => void) =>
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(str: string) => {
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try {
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fn(JSON.parse(str) as T);
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} catch (e) {
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console.log("Error parsing JSON: ", e);
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console.log({ download: () => download("error.json", str) });
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console.error(str);
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alert(`Error parsing JSON: ${e}`);
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}
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33
pkgs/webview-ui/app/util.ts
Normal file
33
pkgs/webview-ui/app/util.ts
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@ -0,0 +1,33 @@
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export function isValidHostname(value: string | null | undefined) {
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if (typeof value !== "string") return false;
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const validHostnameChars = /^[a-zA-Z0-9-.]{1,253}\.?$/g;
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if (!validHostnameChars.test(value)) {
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return false;
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}
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if (value.endsWith(".")) {
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value = value.slice(0, value.length - 1);
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}
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if (value.length > 253) {
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return false;
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}
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const labels = value.split(".");
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const isValid = labels.every(function (label) {
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const validLabelChars = /^([a-zA-Z0-9-]+)$/g;
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const validLabel =
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validLabelChars.test(label) &&
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label.length < 64 &&
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!label.startsWith("-") &&
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!label.endsWith("-");
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return validLabel;
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});
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return isValid;
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}
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