126 lines
4.0 KiB
JavaScript
126 lines
4.0 KiB
JavaScript
import { defaultExtendedIconProps } from "../icon/defaults.js";
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import { getIconsTree } from "./tree.js";
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/**
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* Match character
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*/
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const matchChar = /^[a-f0-9]+(-[a-f0-9]+)*$/;
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/**
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* Validate icon
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*
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* Returns name of property that failed validation or null on success
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*/
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function validateIconProps(item, fix, checkOtherProps) {
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for (const key in item) {
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const attr = key;
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const value = item[attr];
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const type = typeof value;
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if (type === "undefined") {
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delete item[attr];
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continue;
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}
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const expectedType = typeof defaultExtendedIconProps[attr];
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if (expectedType !== "undefined") {
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if (type !== expectedType) {
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if (fix) {
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delete item[attr];
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continue;
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}
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return attr;
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}
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continue;
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}
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if (checkOtherProps && type === "object") if (fix) delete item[attr];
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else return key;
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}
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return null;
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}
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/**
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* Validate icon set, return it as IconifyJSON type on success, throw error on failure
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*/
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function validateIconSet(obj, options) {
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const fix = !!(options && options.fix);
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if (typeof obj !== "object" || obj === null || typeof obj.icons !== "object" || !obj.icons) throw new Error("Bad icon set");
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const data = obj;
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if (options && typeof options.prefix === "string") data.prefix = options.prefix;
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else if (typeof data.prefix !== "string" || !data.prefix) throw new Error("Invalid prefix");
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if (options && typeof options.provider === "string") data.provider = options.provider;
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else if (data.provider !== void 0) {
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const value = data.provider;
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if (typeof value !== "string") if (fix) delete data.provider;
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else throw new Error("Invalid provider");
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}
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if (data.aliases !== void 0) {
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if (typeof data.aliases !== "object" || data.aliases === null) if (fix) delete data.aliases;
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else throw new Error("Invalid aliases list");
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}
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const tree = getIconsTree(data);
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const icons = data.icons;
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const aliases = data.aliases || Object.create(null);
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for (const name in tree) {
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const treeItem = tree[name];
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const isAlias = !icons[name];
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const parentObj = isAlias ? aliases : icons;
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if (!treeItem) {
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if (fix) {
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delete parentObj[name];
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continue;
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}
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throw new Error(`Invalid alias: ${name}`);
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}
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if (!name) {
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if (fix) {
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delete parentObj[name];
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continue;
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}
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throw new Error(`Invalid icon name: "${name}"`);
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}
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const item = parentObj[name];
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if (!isAlias) {
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if (typeof item.body !== "string") {
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if (fix) {
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delete parentObj[name];
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continue;
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}
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throw new Error(`Invalid icon: "${name}"`);
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}
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}
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const requiredProp = isAlias ? "parent" : "body";
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const key = typeof item[requiredProp] !== "string" ? requiredProp : validateIconProps(item, fix, true);
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if (key !== null) throw new Error(`Invalid property "${key}" in "${name}"`);
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}
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if (data.not_found !== void 0 && !(data.not_found instanceof Array)) if (fix) delete data.not_found;
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else throw new Error("Invalid not_found list");
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if (!Object.keys(data.icons).length && !(data.not_found && data.not_found.length)) throw new Error("Icon set is empty");
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if (fix && !Object.keys(aliases).length) delete data.aliases;
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const failedOptionalProp = validateIconProps(data, false, false);
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if (failedOptionalProp) throw new Error(`Invalid value type for "${failedOptionalProp}"`);
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if (data.chars !== void 0) {
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if (typeof data.chars !== "object" || data.chars === null) if (fix) delete data.chars;
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else throw new Error("Invalid characters map");
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}
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if (typeof data.chars === "object") {
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const chars = data.chars;
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Object.keys(chars).forEach((char) => {
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if (!matchChar.exec(char) || typeof chars[char] !== "string") {
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if (fix) {
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delete chars[char];
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return;
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}
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throw new Error(`Invalid character "${char}"`);
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}
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const target = chars[char];
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if (!data.icons[target] && (!data.aliases || !data.aliases[target])) {
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if (fix) {
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delete chars[char];
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return;
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}
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throw new Error(`Character "${char}" points to missing icon "${target}"`);
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}
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});
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if (fix && !Object.keys(data.chars).length) delete data.chars;
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}
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return data;
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}
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export { matchChar, validateIconSet }; |