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save union type in _getTypeAnnotationBindingConstantViolations to prevent infinite recursion

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This commit is contained in:
Sebastian McKenzie 2015-06-08 14:52:13 +01:00
parent 2d0355b3b9
commit a6b374a681
1 changed files with 12 additions and 3 deletions
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15
src/babel/traversal/path/resolution.js
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@ -89,6 +89,9 @@ export function getTypeAnnotation(force) {
export function _getTypeAnnotationBindingConstantViolations(name, types = []) { export function _getTypeAnnotationBindingConstantViolations(name, types = []) {
var binding = this.scope.getBinding(name); var binding = this.scope.getBinding(name);
var types = [];
this.typeAnnotation = t.unionTypeAnnotation(types);
for (var constantViolation of (binding.constantViolations: Array)) { for (var constantViolation of (binding.constantViolations: Array)) {
types.push(constantViolation.getTypeAnnotation()); types.push(constantViolation.getTypeAnnotation());
} }
@ -132,9 +135,15 @@ export function _getTypeAnnotation(force?: boolean): ?Object {
var id = this.get("id"); var id = this.get("id");
if (id.isIdentifier()) { if (id.isIdentifier()) {
return this._getTypeAnnotationBindingConstantViolations(id.node.name, [ var init = this.get("init").getTypeAnnotation();
this.get("init").getTypeAnnotation()
]); // just because we're inferring a VariableDeclarator doesn't mean that it's the same
// binding path as it may have been shadowed
if (this.scope.getBinding(id.node.name).path === this) {
return this._getTypeAnnotationBindingConstantViolations(id.node.name, [init]);
} else {
return init;
}
} else { } else {
return; return;
} }