setup-python/node_modules/source-map-resolve/generate-source-map-resolve.js

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2019-06-26 21:12:00 -04:00
// Copyright 2014, 2017 Simon Lydell
// X11 (“MIT”) Licensed. (See LICENSE.)
var fs = require("fs")
var template = fs.readFileSync("source-map-resolve.js.template").toString()
var nodeCode = fs.readFileSync("lib/source-map-resolve-node.js").toString()
nodeCode = nodeCode
// Remove leading comments and `require`s.
.replace(/^\s*(?:\/\/.+\s+|var\s+\w+\s*=\s*require\([^)]+\).*\s+)*/, "")
// Remove `urix`.
.replace(/(\w+)\s*=\s*urix\(\1\)\s*/g, "")
// Remove `decode-uri-component`.
.replace(/(var readUrl = )decodeUriComponent\(([\w.]+)\)/g, "$1$2")
// Change `module.exports = {...}` to `return {...}`.
.replace(/module\.exports = (\{[^}]+\})\s*$/, "return $1")
// Indent.
.replace(/^(?!$)/gm, " ")
var code = template.replace(/[ \t]*\{\{source-map-resolve-node.js\}\}/, nodeCode)
fs.writeFileSync("source-map-resolve.js", code)