30 lines
809 B
JavaScript
30 lines
809 B
JavaScript
const r = require(`./resolver`)
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function preset(context, options = {}) {
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const { debug = false, nodeVersion = `10.14.0` } = options
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const { NODE_ENV, BABEL_ENV } = process.env
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const nodeConfig = {
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corejs: 3,
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useBuiltIns: `entry`,
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targets: {
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node: nodeVersion,
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},
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}
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return {
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presets: [r(`@babel/preset-env`), r(`@babel/preset-typescript`)],
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plugins: [
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r(`babel-plugin-transform-typescript-metadata`),
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r(`@babel/plugin-proposal-optional-chaining`),
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[r(`@babel/plugin-proposal-decorators`), { legacy: true }],
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r(`@babel/plugin-proposal-class-properties`),
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r(`@babel/plugin-transform-classes`),
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r(`@babel/plugin-transform-instanceof`),
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r(`@babel/plugin-transform-runtime`),
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].filter(Boolean),
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}
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}
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module.exports = preset
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