56 lines
2.4 KiB
Go
56 lines
2.4 KiB
Go
package fourslash_test
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import (
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"testing"
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"github.com/microsoft/typescript-go/internal/fourslash"
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"github.com/microsoft/typescript-go/internal/testutil"
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)
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func TestGoToSourceAliasedImportAtUsageSite(t *testing.T) {
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t.Parallel()
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defer testutil.RecoverAndFail(t, "Panic on fourslash test")
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// When the cursor is on a usage of an aliased import (not on the import
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// specifier itself), the module specifier is discovered via
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// findImportForName, and the original export name is passed as
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// additionalNames so that the .js file is searched for the correct
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// declaration. Without additionalNames, only the alias name would be
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// searched, which does not exist in the .js file.
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const content = `// @moduleResolution: bundler
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// @Filename: /home/src/workspaces/project/node_modules/pkg/package.json
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{ "name": "pkg", "main": "./index.js", "types": "./index.d.ts" }
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// @Filename: /home/src/workspaces/project/node_modules/pkg/index.d.ts
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export declare function unrelated(): void;
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export declare function original(): string;
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// @Filename: /home/src/workspaces/project/node_modules/pkg/index.js
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export function unrelated() {}
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export function /*target*/original() { return "ok"; }
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// @Filename: /home/src/workspaces/project/index.ts
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import { original as renamed } from "pkg";
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renamed/*usage*/();`
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f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
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defer done()
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f.VerifyBaselineGoToSourceDefinition(t, "usage")
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}
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func TestGoToSourceAliasedImportAtUsageSiteNamespaceImport(t *testing.T) {
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t.Parallel()
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defer testutil.RecoverAndFail(t, "Panic on fourslash test")
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// When an aliased namespace import (import * as ns) is used at a property
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// access site (ns.foo), the root identifier's import is discovered and the
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// module specifier is used to resolve the property in the .js file.
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const content = `// @moduleResolution: bundler
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// @Filename: /home/src/workspaces/project/node_modules/pkg/package.json
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{ "name": "pkg", "main": "./index.js", "types": "./index.d.ts" }
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// @Filename: /home/src/workspaces/project/node_modules/pkg/index.d.ts
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export declare function helper(): string;
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// @Filename: /home/src/workspaces/project/node_modules/pkg/index.js
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export function /*target*/helper() { return "ok"; }
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// @Filename: /home/src/workspaces/project/index.ts
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import * as ns from "pkg";
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ns./*usage*/helper();`
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f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content)
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defer done()
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f.VerifyBaselineGoToSourceDefinition(t, "usage")
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}
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