feat(rollup): provide es5 and minified umd bundles

Closes bazel-contrib#685

internal/e2e/rollup/BUILD.bazel

@@ -48,6 +48,18 @@ filegroup(
     output_group = "umd",
 )
 
+filegroup(
+    name = "bundle-outputgroups-es5_umd",
+    srcs = [":bundle"],
+    output_group = "es5_umd",
+)
+
+filegroup(
+    name = "bundle-outputgroups-es5_umd_min",
+    srcs = [":bundle"],
+    output_group = "es5_umd_min",
+)
+
 filegroup(
     name = "bundle-outputgroups-es2015",
     srcs = [":bundle"],
@@ -75,6 +87,8 @@ jasmine_node_test(
         ":bundle-outputgroups-es5_min",
         ":bundle-outputgroups-es5_min_debug",
         ":bundle-outputgroups-umd",
+        ":bundle-outputgroups-es5_umd",
+        ":bundle-outputgroups-es5_umd_min",
     ],
     deps = [
         "@npm//jasmine",

internal/e2e/rollup/outputgroups.spec.js

@@ -31,4 +31,8 @@ describe('outputgroups', () => {
     checkExists('bundle.umd.js');
     checkExists('bundle.umd.js.map');
   });
+  it('should produce a es5_umd_min sourcemap', () => {
+    checkExists('bundle.min.es5umd.js');
+    checkExists('bundle.min.es5umd.js.map');
+  });
 });

internal/rollup/rollup_bundle.bzl

@@ -453,6 +453,8 @@ def _rollup_bundle(ctx):
         # There is no UMD/CJS bundle when code-splitting but we still need to satisfy the output
         _generate_code_split_entry(ctx, ctx.label.name + "_chunks", ctx.outputs.build_umd)
         _generate_code_split_entry(ctx, ctx.label.name + "_chunks", ctx.outputs.build_cjs)
+        _generate_code_split_entry(ctx, ctx.label.name + "_chunks", ctx.outputs.build_es5_umd)
+        _generate_code_split_entry(ctx, ctx.label.name + "_chunks", ctx.outputs.build_es5_umd_min)
 
         # There is no source map explorer output when code-splitting but we still need to satisfy the output
         ctx.actions.expand_template(
@@ -496,6 +498,9 @@ def _rollup_bundle(ctx):
         cjs_map = run_rollup(ctx, _collect_es2015_sources(ctx), cjs_rollup_config, ctx.outputs.build_cjs)
         umd_rollup_config = write_rollup_config(ctx, filename = "_%s_umd.rollup.conf.js", output_format = "umd")
         umd_map = run_rollup(ctx, _collect_es2015_sources(ctx), umd_rollup_config, ctx.outputs.build_umd)
+        _run_tsc(ctx, ctx.outputs.build_umd, ctx.outputs.build_es5_umd)
+        es5_umd_min_map = run_terser(ctx, ctx.outputs.build_es5_umd, ctx.outputs.build_es5_umd_min, config_name = ctx.label.name + "es5umd_min")
+
         run_sourcemapexplorer(ctx, ctx.outputs.build_es5_min, es5_min_map, ctx.outputs.explore_html)
 
         files = [ctx.outputs.build_es5_min, es5_min_map]
@@ -507,6 +512,8 @@ def _rollup_bundle(ctx):
             es5 = depset([ctx.outputs.build_es5]),
             es5_min = depset([ctx.outputs.build_es5_min, es5_min_map]),
             es5_min_debug = depset([ctx.outputs.build_es5_min_debug, es5_min_debug_map]),
+            es5_umd = depset([ctx.outputs.build_es5_umd]),
+            es5_umd_min = depset([ctx.outputs.build_es5_umd_min, es5_umd_min_map]),
             umd = depset([ctx.outputs.build_umd, umd_map]),
         )
 
@@ -705,6 +712,8 @@ ROLLUP_OUTPUTS = {
     "build_es5": "%{name}.js",
     "build_es5_min": "%{name}.min.js",
     "build_es5_min_debug": "%{name}.min_debug.js",
+    "build_es5_umd": "%{name}.es5umd.js",
+    "build_es5_umd_min": "%{name}.min.es5umd.js",
     "build_umd": "%{name}.umd.js",
     "explore_html": "%{name}.explore.html",
 }