| 1 | var falafel = require('falafel');
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| 2 | module.exports = replace;
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| 3 |
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| 4 | function replace (src, deps) {
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| 5 | var opts = {
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| 6 | ecmaVersion: 8,
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| 7 | allowReturnOutsideFunction: true
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| 8 | };
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| 9 | return falafel(src, opts, function (node) {
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| 10 | if (isRequire(node)) {
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| 11 | var value = node.arguments[0].value;
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| 12 | if (has(deps, value) && deps[value]) {
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| 13 | node.update('require(' + JSON.stringify(deps[value]) + ')');
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| 14 | }
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| 15 | }
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| 16 | }).toString();
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| 17 | }
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| 18 |
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| 19 | function isRequire (node) {
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| 20 | var c = node.callee;
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| 21 | return c
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| 22 | && node.type === 'CallExpression'
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| 23 | && c.type === 'Identifier'
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| 24 | && c.name === 'require'
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| 25 | && node.arguments[0]
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| 26 | && node.arguments[0].type === 'Literal'
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| 27 | ;
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| 28 | }
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| 29 |
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| 30 | function has (obj, key) {
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| 31 | return Object.prototype.hasOwnProperty.call(obj, key);
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| 32 | }
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