index.js•1.71 kB
import Jimp, { addType, addJimpMethods, addConstants, jimpEvChange } from "@jimp/core";
export default function configure(configuration) {
let jimpInstance = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : Jimp;
const jimpConfig = {
hasAlpha: {},
encoders: {},
decoders: {},
class: {},
constants: {}
};
function addToConfig(newConfig) {
Object.entries(newConfig).forEach(_ref => {
let [key, value] = _ref;
jimpConfig[key] = {
...jimpConfig[key],
...value
};
});
}
function addImageType(typeModule) {
const type = typeModule();
if (Array.isArray(type.mime)) {
addType(...type.mime);
} else {
Object.entries(type.mime).forEach(mimeType => addType(...mimeType));
}
delete type.mime;
addToConfig(type);
}
function addPlugin(pluginModule) {
const plugin = pluginModule(jimpEvChange) || {};
if (!plugin.class && !plugin.constants) {
// Default to class function
addToConfig({
class: plugin
});
} else {
addToConfig(plugin);
}
}
if (configuration.types) {
configuration.types.forEach(addImageType);
jimpInstance.decoders = {
...jimpInstance.decoders,
...jimpConfig.decoders
};
jimpInstance.encoders = {
...jimpInstance.encoders,
...jimpConfig.encoders
};
jimpInstance.hasAlpha = {
...jimpInstance.hasAlpha,
...jimpConfig.hasAlpha
};
}
if (configuration.plugins) {
configuration.plugins.forEach(addPlugin);
}
addJimpMethods(jimpConfig.class, jimpInstance);
addConstants(jimpConfig.constants, jimpInstance);
return Jimp;
}
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