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add type inferrence for template literals

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This commit is contained in:
Sebastian McKenzie 2015-06-05 12:17:45 +01:00
parent b0e58f9770
commit bc4258eca9
1 changed files with 10 additions and 3 deletions
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13
src/babel/traversal/path/resolution.js
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@ -190,6 +190,10 @@ export function _inferTypeAnnotation(force?: boolean): ?Object {
return t.genericTypeAnnotation(t.identifier("Function"));
}
if (path.isTemplateLiteral()) {
return t.stringTypeAnnotation();
}
if (path.isUnaryExpression()) {
let operator = node.operator;
@ -273,10 +277,13 @@ export function _inferTypeAnnotation(force?: boolean): ?Object {
if (node.regex) return t.genericTypeAnnotation(t.identifier("RegExp"));
}
if (path.isCallExpression()) {
var callee = path.get("callee").resolve();
var callPath;
if (path.isCallExpression()) callPath = path.get("callee");
if (path.isTaggedTemplateExpression()) callPath = path.get("tag");
if (callPath) {
callPath = callPath.resolve();
// todo: read typescript/flow interfaces
if (callee.isNodeType("Function")) return callee.node.returnType;
if (callPath.isNodeType("Function")) return callee.node.returnType;
}
}