build: add support for typescript versions <3.9

cft-group · Nov 30, 2020 · 71da6e2 · 71da6e2
1 parent e63f1e9
commit 71da6e2
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Showing 4 changed files with 30 additions and 2 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -69,6 +69,7 @@
     "@types/node": "^14.0.27",
     "babel-loader": "^8.1.0",
     "codelyzer": "^6.0.0",
+    "downlevel-dts": "^0.7.0",
     "husky": "^4.2.5",
     "jasmine-core": "^3.6.0",
     "jasmine-spec-reporter": "^5.0.2",

diff --git a/src/packages/core/package.json b/src/packages/core/package.json
@@ -18,6 +18,10 @@
   },
   "scripts": {
     "build": "export PACKAGE_NAME=`basename $INIT_CWD` && ng build --prod $PACKAGE_NAME",
-    "prepublishOnly": "npm run build"
+    "downlevelDts": "cd dist && npx downlevel-dts . ts3.4 [--to=3.4]",
+    "prepublishOnly": "npm run build && npm run downlevelDts"
+  },
+  "typesVersions": {
+    "<3.9": { "*": ["ts3.4/*"] }
   }
 }
diff --git a/src/packages/layout/package.json b/src/packages/layout/package.json
@@ -20,6 +20,10 @@
   },
   "scripts": {
     "build": "export PACKAGE_NAME=`basename $INIT_CWD` && ng build --prod $PACKAGE_NAME",
-    "prepublishOnly": "npm run build"
+    "downlevelDts": "cd dist && npx downlevel-dts . ts3.4 [--to=3.4]",
+    "prepublishOnly": "npm run build && npm run downlevelDts"
+  },
+  "typesVersions": {
+    "<3.9": { "*": ["ts3.4/*"] }
   }
 }