Merge pull request #44 from Perryvw/import-all-from-module

lolleko · web-flow · commit 11a2c1112dbc · 2018-02-22T19:59:37.000+01:00
Added namespace imports
diff --git a/src/Transpiler.ts b/src/Transpiler.ts
@@ -168,14 +168,15 @@ export class LuaTranspiler {
 
     transpileImport(node: ts.ImportDeclaration): string {
         const importPath = this.transpileExpression(node.moduleSpecifier);
+        let importPathWithoutQuotes = importPath.replace(new RegExp("\"", "g"), "");
+
         if (!node.importClause || !node.importClause.namedBindings) {
             throw new TranspileError("Default Imports are not supported, please use named imports instead!", node);
         }
 
         const imports = node.importClause.namedBindings;
 
         if (ts.isNamedImports(imports)) {
-            let importPathWithoutQuotes = importPath.replace(new RegExp("\"", "g"), "");
             let fileImportTable = path.basename(importPathWithoutQuotes) + this.importCount
             let result = `local ${fileImportTable} = require(${this.getImportPath(importPathWithoutQuotes)})\n`
             this.importCount++;
@@ -187,6 +188,8 @@ export class LuaTranspiler {
                 }
             });
             return result;
+        } else if (ts.isNamespaceImport(imports)) {
+            return `local ${imports.name.escapedText} = require(${this.getImportPath(importPathWithoutQuotes)})\n`;
         } else {
             throw new TranspileError("Unsupported import type.", node);
         }
diff --git a/test/integration/lua/modules.spec.ts b/test/integration/lua/modules.spec.ts
@@ -40,6 +40,11 @@ export class LuaModuleTests {
         `local test0 = require("test")
         local TestClass = test0.TestClass`
     )
+    @TestCase(
+        `import * as Test from "test"`,
+
+        `local Test = require("test")`
+    )
     @TestCase(
         `import {TestClass as RenamedClass} from "test"`,
 
@@ -127,12 +132,19 @@ export class LuaModuleTests {
         return exports`
     )
     @Test("modules")
-    public modules<T>(inp: string, expected: string) {
+    public modules(inp: string, expected: string) {
         // Transpile
         let lua = util.transpileString(inp, util.dummyTypes.Object);
 
         // Assert
         // Dont test for correct indention this allows easier test case definition
         Expect(dedent(lua)).toBe(dedent(expected));
     }
+
+    @Test("defaultImport")
+    public defaultImport() {
+        Expect(() => {
+            let lua = util.transpileString(`import TestClass from "test"`, util.dummyTypes.Object);
+        }).toThrowError(Error, "Default Imports are not supported, please use named imports instead!");
+    }
 }
