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move config into single file, add errors to help people migrate

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This commit is contained in:
Rich Harris
2018-09-19 16:27:30 -04:00
parent 8f064fe5ac
commit 273823dfd7
16 changed files with 198 additions and 132 deletions
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61
src/core/create_compilers/RollupCompiler.ts
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@@ -15,8 +15,8 @@ export default class RollupCompiler {
chunks: any[];
css_files: Array<{ id: string, code: string }>;
constructor(config: string) {
this._ = this.get_config(path.resolve(config));
constructor(config: any) {
this._ = this.get_config(config);
this.input = null;
this.warnings = [];
this.errors = [];
@@ -24,31 +24,8 @@ export default class RollupCompiler {
this.css_files = [];
}
async get_config(input: string) {
if (!rollup) rollup = relative('rollup', process.cwd());
const bundle = await rollup.rollup({
input,
external: (id: string) => {
return (id[0] !== '.' && !path.isAbsolute(id)) || id.slice(-5, id.length) === '.json';
}
});
const { code } = await bundle.generate({ format: 'cjs' });
// temporarily override require
const defaultLoader = require.extensions['.js'];
require.extensions['.js'] = (module: any, filename: string) => {
if (filename === input) {
module._compile(code, filename);
} else {
defaultLoader(module, filename);
}
};
const mod: any = require(input);
delete require.cache[input];
async get_config(mod: any) {
// TODO this is hacky, and doesn't need to apply to all three compilers
(mod.plugins || (mod.plugins = [])).push({
name: 'sapper-internal',
options: (opts: any) => {
@@ -157,4 +134,34 @@ export default class RollupCompiler {
}
});
}
static async load_config() {
if (!rollup) rollup = relative('rollup', process.cwd());
const input = path.resolve('rollup.config.js');
const bundle = await rollup.rollup({
input,
external: (id: string) => {
return (id[0] !== '.' && !path.isAbsolute(id)) || id.slice(-5, id.length) === '.json';
}
});
const { code } = await bundle.generate({ format: 'cjs' });
// temporarily override require
const defaultLoader = require.extensions['.js'];
require.extensions['.js'] = (module: any, filename: string) => {
if (filename === input) {
module._compile(code, filename);
} else {
defaultLoader(module, filename);
}
};
const config: any = require(input);
delete require.cache[input];
return config;
}
}