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Fix loading of configuration files #377

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merged 1 commit into from Jun 21, 2017
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19 changes: 9 additions & 10 deletions packages/cssnano/src/index.js
Expand Up @@ -41,15 +41,14 @@ function fromFile (css, result) {
}

/*
* config.preset can be one of four possibilities:
* config.preset = 'default'
* config.preset = ['default', {}]
* config.preset = function <- to be invoked
* config.preset = {plugins: []} <- already invoked function
* preset can be one of four possibilities:
* preset = 'default'
* preset = ['default', {}]
* preset = function <- to be invoked
* preset = {plugins: []} <- already invoked function
*/

function resolvePreset (config) {
const {preset} = config;
function resolvePreset (preset) {
let fn, options;
if (Array.isArray(preset)) {
fn = preset[0];
Expand Down Expand Up @@ -91,13 +90,13 @@ function resolvePreset (config) {

function resolveConfig (css, result, options) {
if (options.preset) {
return resolvePreset(options);
return resolvePreset(options.preset);
}
return explorer.load(fromFile(css, result)).then(config => {
if (config === null) {
return resolvePreset({preset: 'default'});
return resolvePreset('default');
}
return resolvePreset(config);
return resolvePreset(config.config);
});
}

Expand Down