64 lines
2.0 KiB
JavaScript
64 lines
2.0 KiB
JavaScript
import { Asset } from 'expo-asset';
|
|
import { CodedError } from 'expo-modules-core';
|
|
import ExpoFontLoader from './ExpoFontLoader';
|
|
import { FontDisplay } from './Font.types';
|
|
function uriFromFontSource(asset) {
|
|
if (typeof asset === 'string') {
|
|
return asset || null;
|
|
}
|
|
else if (typeof asset === 'number') {
|
|
return uriFromFontSource(Asset.fromModule(asset));
|
|
}
|
|
else if (typeof asset === 'object' && typeof asset.uri === 'number') {
|
|
return uriFromFontSource(asset.uri);
|
|
}
|
|
else if (typeof asset === 'object') {
|
|
return asset.uri || asset.localUri || asset.default || null;
|
|
}
|
|
return null;
|
|
}
|
|
function displayFromFontSource(asset) {
|
|
if (typeof asset === 'object' && 'display' in asset) {
|
|
return asset.display || FontDisplay.AUTO;
|
|
}
|
|
return FontDisplay.AUTO;
|
|
}
|
|
function testStringFromFontSource(asset) {
|
|
if (typeof asset === 'object' && 'testString' in asset) {
|
|
return asset.testString ?? undefined;
|
|
}
|
|
return undefined;
|
|
}
|
|
export function getAssetForSource(source) {
|
|
const uri = uriFromFontSource(source);
|
|
const display = displayFromFontSource(source);
|
|
const testString = testStringFromFontSource(source);
|
|
if (!uri || typeof uri !== 'string') {
|
|
throwInvalidSourceError(uri);
|
|
}
|
|
return {
|
|
uri,
|
|
display,
|
|
testString,
|
|
};
|
|
}
|
|
function throwInvalidSourceError(source) {
|
|
let type = typeof source;
|
|
if (type === 'object')
|
|
type = JSON.stringify(source, null, 2);
|
|
throw new CodedError(`ERR_FONT_SOURCE`, `Expected font asset of type \`string | FontResource | Asset\` instead got: ${type}`);
|
|
}
|
|
// NOTE(EvanBacon): No async keyword!
|
|
export function loadSingleFontAsync(name, input) {
|
|
if (typeof input !== 'object' || typeof input.uri !== 'string' || input.downloadAsync) {
|
|
throwInvalidSourceError(input);
|
|
}
|
|
try {
|
|
return ExpoFontLoader.loadAsync(name, input);
|
|
}
|
|
catch {
|
|
// No-op.
|
|
}
|
|
return Promise.resolve();
|
|
}
|
|
//# sourceMappingURL=FontLoader.web.js.map
|