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authorSteve Klebanoff <steve.klebanoff@gmail.com>2018-11-30 04:05:20 +0800
committerSteve Klebanoff <steve.klebanoff@gmail.com>2018-11-30 04:05:20 +0800
commitbd03df8af02169ef88207eb14051bc79231927aa (patch)
tree3a87b44193fb9de6fc4f6b78b6a1bdc51d9516bf /packages/instant/webpack.config.js
parent2b87d20290084a4bc547a0bfa1222e2152037988 (diff)
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feat(instant): Cleaner config-specific setup
Diffstat (limited to 'packages/instant/webpack.config.js')
-rw-r--r--packages/instant/webpack.config.js73
1 files changed, 56 insertions, 17 deletions
diff --git a/packages/instant/webpack.config.js b/packages/instant/webpack.config.js
index 41276809c..284276c1a 100644
--- a/packages/instant/webpack.config.js
+++ b/packages/instant/webpack.config.js
@@ -6,27 +6,64 @@ const webpack = require('webpack');
// The common js bundle (not this one) is built using tsc.
// The umd bundle (this one) has a different entrypoint.
+const ACCEPTABLE_ENV_NAMES = ['production_standalone', 'production_cdn', 'staging', 'dogfood', 'development'];
+const getEnvironmentName = env => {
+ if (!env) {
+ throw new Error('Please specify env via --env to webpack');
+ }
+ const foundName = ACCEPTABLE_ENV_NAMES.find(e => (env[e] ? e : false));
+ if (!foundName) {
+ throw new Error(
+ `Couldn't find env name, please specify via one of the following CLI arguments: ${acceptableEnvNames.map(
+ i => `--env.${i}`,
+ )}`,
+ );
+ }
+ return foundName;
+};
+
+const getConfigForEnv = environmentName => {
+ switch (environmentName) {
+ case 'production_standalone':
+ case 'production_cdn':
+ return {
+ heapAnalyticsIdEnvName: 'INSTANT_HEAP_ANALYTICS_ID_PRODUCTION',
+ heapAnalyticsIdRequired: environmentName !== 'production_standalone',
+ };
+ case 'staging':
+ case 'dogfood':
+ case 'development':
+ return {
+ heapAnalyticsIdEnvName: 'INSTANT_HEAP_ANALYTICS_ID_DEVELOPMENT',
+ heapAnalyticsIdRequired: environmentName !== 'development',
+ };
+ }
+};
+
const GIT_SHA = childProcess
.execSync('git rev-parse HEAD')
.toString()
.trim();
+const generateConfig = (environmentName, configOptions) => {
+ const outputPath = process.env.WEBPACK_OUTPUT_PATH || 'umd';
-const HEAP_PRODUCTION_ENV_VAR_NAME = 'INSTANT_HEAP_ANALYTICS_ID_PRODUCTION';
-const HEAP_DEVELOPMENT_ENV_VAR_NAME = 'INSTANT_HEAP_ANALYTICS_ID_DEVELOPMENT';
-const getHeapAnalyticsId = modeName => {
- if (modeName === 'production') {
- return process.env[HEAP_PRODUCTION_ENV_VAR_NAME];
+ const { heapAnalyticsIdEnvName, heapAnalyticsIdRequired } = configOptions;
+ const heapAnalyticsId = process.env[heapAnalyticsIdEnvName];
+ if (heapAnalyticsIdRequired && !heapAnalyticsId) {
+ throw new Error(
+ `Must define heap analytics id in ENV var ${heapAnalyticsIdEnvName} when building for ${environmentName}`,
+ );
}
- if (modeName === 'development') {
- return process.env[HEAP_DEVELOPMENT_ENV_VAR_NAME];
+ const envVars = {
+ GIT_SHA: JSON.stringify(GIT_SHA),
+ INSTANT_ENVIRONMENT: JSON.stringify(environmentName),
+ NPM_PACKAGE_VERSION: JSON.stringify(process.env.npm_package_version),
+ };
+ if (heapAnalyticsId) {
+ envVars.HEAP_ANALYTICS_ID = JSON.stringify(heapAnalyticsId);
}
- return undefined;
-};
-
-module.exports = (env, argv) => {
- const outputPath = process.env.WEBPACK_OUTPUT_PATH || 'umd';
const config = {
entry: {
instant: './src/index.umd.ts',
@@ -39,11 +76,7 @@ module.exports = (env, argv) => {
},
plugins: [
new webpack.DefinePlugin({
- 'process.env': {
- GIT_SHA: JSON.stringify(GIT_SHA),
- HEAP_ANALYTICS_ID: getHeapAnalyticsId(argv.mode),
- NPM_PACKAGE_VERSION: JSON.stringify(process.env.npm_package_version),
- },
+ 'process.env': envVars,
}),
],
devtool: 'source-map',
@@ -79,3 +112,9 @@ module.exports = (env, argv) => {
};
return config;
};
+
+module.exports = (env, _argv) => {
+ const environmentName = getEnvironmentName(env);
+ const configOptions = getConfigForEnv(environmentName);
+ return generateConfig(environmentName, configOptions);
+};