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fix Program can only be replaced with another Program error

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This commit is contained in:
Sebastian McKenzie 2015-06-22 20:36:34 +01:00
parent 4b6c954f5e
commit 2910d4f82c
1 changed files with 4 additions and 4 deletions
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8
src/babel/traversal/path/replacement.js
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@ -92,14 +92,14 @@ export function replaceWith(replacement, whateverAllowed) {
return;
}
if (this.isProgram() && !t.isProgram(replacement)) {
throw new Error("You can only replace a Program root node with another Program node");
}
// normalise inserting an entire AST
if (t.isProgram(replacement) && !this.isProgram()) {
replacement = replacement.body;
whateverAllowed = true;
} else {
if (this.isProgram()) {
throw new Error("You can only replace a Program root node with another Program node");
}
}
if (Array.isArray(replacement)) {