Higher order this parameter inference, like microsoft#31116

jablko · Nov 23, 2019 · 0199434 · 0199434
1 parent b968922
commit 0199434
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
@@ -23736,7 +23736,7 @@ namespace ts {
             const thisType = getThisTypeOfSignature(signature);
             if (thisType) {
                 const thisArgumentNode = getThisArgumentOfCall(node);
-                const thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType;
+                const thisArgumentType = thisArgumentNode ? checkExpressionWithContextualType(thisArgumentNode, thisType, context, checkMode) : voidType;
                 inferTypes(context.inferences, thisArgumentType, thisType);
             }
 

diff --git a/tests/baselines/reference/user/create-react-app.log b/tests/baselines/reference/user/create-react-app.log
@@ -1,6 +1,6 @@
 Exit Code: 1
 Standard output:
-test/fixtures/issue-5176-flow-class-properties/src/App.js(5,8): error TS8010: 'types' can only be used in a .ts file.
+test/fixtures/issue-5176-flow-class-properties/src/App.js(5,8): error TS8010: Type annotations can only be used in TypeScript files.
 test/fixtures/issue-5176-flow-class-properties/src/App.js(5,13): error TS1005: ';' expected.
 test/fixtures/webpack-message-formatting/src/AppBabel.js(6,8): error TS17008: JSX element 'div' has no corresponding closing tag.
 test/fixtures/webpack-message-formatting/src/AppBabel.js(8,7): error TS17002: Expected corresponding JSX closing tag for 'span'.