kylefang/postcss-partial-process
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Benoît Rouleau
2019-07-08 12:34:26 -04:00
parent a0524fcc7c
commit 742f427774
3 changed files with 165 additions and 165 deletions
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124
index.js
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@@ -1,69 +1,69 @@
const postcss = require('postcss');
module.exports = postcss.plugin('postcss-partial-process', ({
startComment = 'postcss-partial-process start',
endComment = 'postcss-partial-process end',
removeComments = 'auto',
plugins = []
startComment = 'postcss-partial-process start',
endComment = 'postcss-partial-process end',
removeComments = 'auto',
plugins = []
} = {}) => {
return root => {
let processing = false;
let partialRoot = null;
const promises = [];
return root => {
let processing = false;
let partialRoot = null;
const promises = [];
const end = (callback) => {
promises.push(
postcss(plugins).process(partialRoot, {
from: undefined
}).then(callback)
);
};
root.each(node => {
let starting = false;
let ending = false;
let removeComment = false;
if (node.type === 'comment') {
let comment = node.toString();
let matches = comment.match(/\/\*!?\s*(.*?)\s*\*\//, '');
matches = matches || [];
if (matches.length > 1) {
starting = !processing && matches[1] === startComment;
ending = processing && matches[1] === endComment;
removeComment = removeComments === true || (removeComments === 'auto' && !comment.startsWith('/*!'));
}
}
if (ending) {
end(result => {
node.before(result.root);
if (removeComment) {
node.remove();
}
});
processing = false;
}
if (processing) {
partialRoot.append(node);
}
if (starting) {
partialRoot = postcss.root();
if (removeComment) {
node.remove();
}
processing = true;
}
});
if (processing) {
end(result => {
root.append(result.root);
});
}
return Promise.all(promises);
const end = (callback) => {
promises.push(
postcss(plugins).process(partialRoot, {
from: undefined
}).then(callback)
);
};
root.each(node => {
let starting = false;
let ending = false;
let removeComment = false;
if (node.type === 'comment') {
let comment = node.toString();
let matches = comment.match(/\/\*!?\s*(.*?)\s*\*\//, '');
matches = matches || [];
if (matches.length > 1) {
starting = !processing && matches[1] === startComment;
ending = processing && matches[1] === endComment;
removeComment = removeComments === true || (removeComments === 'auto' && !comment.startsWith('/*!'));
}
}
if (ending) {
end(result => {
node.before(result.root);
if (removeComment) {
node.remove();
}
});
processing = false;
}
if (processing) {
partialRoot.append(node);
}
if (starting) {
partialRoot = postcss.root();
if (removeComment) {
node.remove();
}
processing = true;
}
});
if (processing) {
end(result => {
root.append(result.root);
});
}
return Promise.all(promises);
};
});