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fix: the css parser should handle empty nodes (#8503)

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This commit is contained in:
Darin Dimitrov
2020-04-06 08:53:12 +03:00
committed by GitHub
parent bd9828a036
commit f7ab4ba3c9
2 changed files with 16 additions and 2 deletions
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8
nativescript-core/css/css-tree-parser.ts
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@ -39,7 +39,7 @@ function transformAst(node, css, type = null) {
return {
type: "stylesheet",
stylesheet: {
rules: node.children.map(child => transformAst(child, css)).toArray(),
rules: node.children.map(child => transformAst(child, css)).filter(child => child !== null).toArray(),
parsingErrors: []
}
};
@ -78,7 +78,7 @@ function transformAst(node, css, type = null) {
}
if (node.type === "Block") {
return node.children.map(child => transformAst(child, css, type)).toArray();
return node.children.map(child => transformAst(child, css, type)).filter(child => child !== null).toArray();
}
if (node.type === "Rule") {
@ -116,6 +116,10 @@ function transformAst(node, css, type = null) {
};
}
if (node.type === "Raw") {
return null;
}
throw Error(`Unknown node type ${node.type}`);
}