本文整理汇总了TypeScript中typescript-nullable.Nullable.andThen方法的典型用法代码示例。如果您正苦于以下问题：TypeScript Nullable.andThen方法的具体用法？TypeScript Nullable.andThen怎么用？TypeScript Nullable.andThen使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类typescript-nullable.Nullable的用法示例。
在下文中一共展示了Nullable.andThen方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: errorToNull
const selectOutput = (state: State): webpack.Configuration['output'] => ({
path: path.join(
state.cwd,
Nullable.withDefault(
'dist/',
Nullable.andThen(
output => output.path,
Nullable.andThen(
webpack => webpack.output,
Nullable.andThen(rc => rc.webpack, errorToNull(state.rc))
)
)
)
),
filename: selectFilename(state)
});示例2: selectWebpackEntry
export const selectWebpackConfig = (state: State): webpack.Configuration => {
const config: webpack.Configuration = {
entry: selectWebpackEntry(state),
output: selectOutput(state),
mode: state.env,
module: {
rules: [
{
test: /\.js$/,
loader: require.resolve('eslint-loader'),
include: selectAppPath(state),
enforce: 'pre',
options: {
eslintPath: require.resolve('eslint')
}
},
{
test: /\.js$/,
loader: require.resolve('babel-loader'),
include: selectAppPath(state)
}
]
},
resolve: {
mainFields: ['module', 'main']
},
plugins: [...selectDefaultPlugins(state), ...selectEnvPlugins(state)]
};
const modifier = Nullable.andThen(
webpack => webpack.modifier,
Nullable.andThen(rc => rc.webpack, errorToNull(state.rc))
);
if (Nullable.isSome(modifier)) {
return modifier(config, { env: state.env, cmd: 'build' });
}
return config;
};