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							801 lines
						
					
					
						
							22 KiB
						
					
					
				import { declare } from '@babel/helper-plugin-utils'; | 
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import _getTargets, { prettifyTargets, getInclusionReasons, isRequired } from '@babel/helper-compilation-targets'; | 
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import * as babel from '@babel/core'; | 
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 | 
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const { | 
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  types: t$1, | 
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  template | 
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} = babel.default || babel; | 
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function intersection(a, b) { | 
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  const result = new Set(); | 
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  a.forEach(v => b.has(v) && result.add(v)); | 
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  return result; | 
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} | 
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function has$1(object, key) { | 
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  return Object.prototype.hasOwnProperty.call(object, key); | 
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} | 
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 | 
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function getType(target) { | 
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  return Object.prototype.toString.call(target).slice(8, -1); | 
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} | 
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 | 
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function resolveId(path) { | 
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  if (path.isIdentifier() && !path.scope.hasBinding(path.node.name, | 
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  /* noGlobals */ | 
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  true)) { | 
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    return path.node.name; | 
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  } | 
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 | 
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  const { | 
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    deopt | 
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  } = path.evaluate(); | 
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 | 
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  if (deopt && deopt.isIdentifier()) { | 
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    return deopt.node.name; | 
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  } | 
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} | 
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 | 
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function resolveKey(path, computed = false) { | 
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  const { | 
						|
    node, | 
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    parent, | 
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    scope | 
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  } = path; | 
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  if (path.isStringLiteral()) return node.value; | 
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  const { | 
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    name | 
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  } = node; | 
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  const isIdentifier = path.isIdentifier(); | 
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  if (isIdentifier && !(computed || parent.computed)) return name; | 
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 | 
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  if (computed && path.isMemberExpression() && path.get("object").isIdentifier({ | 
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    name: "Symbol" | 
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  }) && !scope.hasBinding("Symbol", | 
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  /* noGlobals */ | 
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  true)) { | 
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    const sym = resolveKey(path.get("property"), path.node.computed); | 
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    if (sym) return "Symbol." + sym; | 
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  } | 
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 | 
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  if (!isIdentifier || scope.hasBinding(name, | 
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  /* noGlobals */ | 
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  true)) { | 
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    const { | 
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      value | 
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    } = path.evaluate(); | 
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    if (typeof value === "string") return value; | 
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  } | 
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} | 
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function resolveSource(obj) { | 
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  if (obj.isMemberExpression() && obj.get("property").isIdentifier({ | 
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    name: "prototype" | 
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  })) { | 
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    const id = resolveId(obj.get("object")); | 
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 | 
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    if (id) { | 
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      return { | 
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        id, | 
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        placement: "prototype" | 
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      }; | 
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    } | 
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 | 
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    return { | 
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      id: null, | 
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      placement: null | 
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    }; | 
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  } | 
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 | 
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  const id = resolveId(obj); | 
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 | 
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  if (id) { | 
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    return { | 
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      id, | 
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      placement: "static" | 
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    }; | 
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  } | 
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 | 
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  const { | 
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    value | 
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  } = obj.evaluate(); | 
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 | 
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  if (value !== undefined) { | 
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    return { | 
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      id: getType(value), | 
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      placement: "prototype" | 
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    }; | 
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  } else if (obj.isRegExpLiteral()) { | 
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    return { | 
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      id: "RegExp", | 
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      placement: "prototype" | 
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    }; | 
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  } else if (obj.isFunction()) { | 
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    return { | 
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      id: "Function", | 
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      placement: "prototype" | 
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    }; | 
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  } | 
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 | 
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  return { | 
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    id: null, | 
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    placement: null | 
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  }; | 
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} | 
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function getImportSource({ | 
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  node | 
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}) { | 
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  if (node.specifiers.length === 0) return node.source.value; | 
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} | 
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function getRequireSource({ | 
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  node | 
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}) { | 
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  if (!t$1.isExpressionStatement(node)) return; | 
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  const { | 
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    expression | 
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  } = node; | 
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  const isRequire = t$1.isCallExpression(expression) && t$1.isIdentifier(expression.callee) && expression.callee.name === "require" && expression.arguments.length === 1 && t$1.isStringLiteral(expression.arguments[0]); | 
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  if (isRequire) return expression.arguments[0].value; | 
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} | 
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 | 
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function hoist(node) { | 
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  node._blockHoist = 3; | 
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  return node; | 
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} | 
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 | 
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function createUtilsGetter(cache) { | 
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  return path => { | 
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    const prog = path.findParent(p => p.isProgram()); | 
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    return { | 
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      injectGlobalImport(url) { | 
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        cache.storeAnonymous(prog, url, (isScript, source) => { | 
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          return isScript ? template.statement.ast`require(${source})` : t$1.importDeclaration([], source); | 
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        }); | 
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      }, | 
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 | 
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      injectNamedImport(url, name, hint = name) { | 
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        return cache.storeNamed(prog, url, name, (isScript, source, name) => { | 
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          const id = prog.scope.generateUidIdentifier(hint); | 
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          return { | 
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            node: isScript ? hoist(template.statement.ast` | 
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                  var ${id} = require(${source}).${name} | 
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                `) : t$1.importDeclaration([t$1.importSpecifier(id, name)], source), | 
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            name: id.name | 
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          }; | 
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        }); | 
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      }, | 
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 | 
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      injectDefaultImport(url, hint = url) { | 
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        return cache.storeNamed(prog, url, "default", (isScript, source) => { | 
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          const id = prog.scope.generateUidIdentifier(hint); | 
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          return { | 
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            node: isScript ? hoist(template.statement.ast`var ${id} = require(${source})`) : t$1.importDeclaration([t$1.importDefaultSpecifier(id)], source), | 
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            name: id.name | 
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          }; | 
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        }); | 
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      } | 
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 | 
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    }; | 
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  }; | 
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} | 
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 | 
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const { | 
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  types: t | 
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} = babel.default || babel; | 
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class ImportsCache { | 
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  constructor(resolver) { | 
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    this._imports = new WeakMap(); | 
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    this._anonymousImports = new WeakMap(); | 
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    this._lastImports = new WeakMap(); | 
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    this._resolver = resolver; | 
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  } | 
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 | 
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  storeAnonymous(programPath, url, // eslint-disable-next-line no-undef | 
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  getVal) { | 
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    const key = this._normalizeKey(programPath, url); | 
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 | 
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    const imports = this._ensure(this._anonymousImports, programPath, Set); | 
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 | 
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    if (imports.has(key)) return; | 
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    const node = getVal(programPath.node.sourceType === "script", t.stringLiteral(this._resolver(url))); | 
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    imports.add(key); | 
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 | 
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    this._injectImport(programPath, node); | 
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  } | 
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 | 
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  storeNamed(programPath, url, name, getVal) { | 
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    const key = this._normalizeKey(programPath, url, name); | 
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 | 
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    const imports = this._ensure(this._imports, programPath, Map); | 
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 | 
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    if (!imports.has(key)) { | 
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      const { | 
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        node, | 
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        name: id | 
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      } = getVal(programPath.node.sourceType === "script", t.stringLiteral(this._resolver(url)), t.identifier(name)); | 
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      imports.set(key, id); | 
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 | 
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      this._injectImport(programPath, node); | 
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    } | 
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 | 
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    return t.identifier(imports.get(key)); | 
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  } | 
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 | 
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  _injectImport(programPath, node) { | 
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    let lastImport = this._lastImports.get(programPath); | 
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 | 
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    if (lastImport && lastImport.node && // Sometimes the AST is modified and the "last import" | 
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    // we have has been replaced | 
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    lastImport.parent === programPath.node && lastImport.container === programPath.node.body) { | 
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      lastImport = lastImport.insertAfter(node); | 
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    } else { | 
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      lastImport = programPath.unshiftContainer("body", node); | 
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    } | 
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 | 
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    lastImport = lastImport[lastImport.length - 1]; | 
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 | 
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    this._lastImports.set(programPath, lastImport); | 
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    /* | 
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    let lastImport; | 
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     programPath.get("body").forEach(path => { | 
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      if (path.isImportDeclaration()) lastImport = path; | 
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      if ( | 
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        path.isExpressionStatement() && | 
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        isRequireCall(path.get("expression")) | 
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      ) { | 
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        lastImport = path; | 
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      } | 
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      if ( | 
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        path.isVariableDeclaration() && | 
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        path.get("declarations").length === 1 && | 
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        (isRequireCall(path.get("declarations.0.init")) || | 
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          (path.get("declarations.0.init").isMemberExpression() && | 
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            isRequireCall(path.get("declarations.0.init.object")))) | 
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      ) { | 
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        lastImport = path; | 
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      } | 
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    });*/ | 
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 | 
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  } | 
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 | 
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  _ensure(map, programPath, Collection) { | 
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    let collection = map.get(programPath); | 
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 | 
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    if (!collection) { | 
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      collection = new Collection(); | 
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      map.set(programPath, collection); | 
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    } | 
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 | 
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    return collection; | 
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  } | 
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 | 
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  _normalizeKey(programPath, url, name = "") { | 
						|
    const { | 
						|
      sourceType | 
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    } = programPath.node; // If we rely on the imported binding (the "name" parameter), we also need to cache | 
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    // based on the sourceType. This is because the module transforms change the names | 
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    // of the import variables. | 
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 | 
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    return `${name && sourceType}::${url}::${name}`; | 
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  } | 
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 | 
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} | 
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 | 
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const presetEnvSilentDebugHeader = "#__secret_key__@babel/preset-env__don't_log_debug_header_and_resolved_targets"; | 
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function stringifyTargetsMultiline(targets) { | 
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  return JSON.stringify(prettifyTargets(targets), null, 2); | 
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} | 
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 | 
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function patternToRegExp(pattern) { | 
						|
  if (pattern instanceof RegExp) return pattern; | 
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 | 
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  try { | 
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    return new RegExp(`^${pattern}$`); | 
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  } catch { | 
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    return null; | 
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  } | 
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} | 
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 | 
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function buildUnusedError(label, unused) { | 
						|
  if (!unused.length) return ""; | 
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  return `  - The following "${label}" patterns didn't match any polyfill:\n` + unused.map(original => `    ${String(original)}\n`).join(""); | 
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} | 
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 | 
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function buldDuplicatesError(duplicates) { | 
						|
  if (!duplicates.size) return ""; | 
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  return `  - The following polyfills were matched both by "include" and "exclude" patterns:\n` + Array.from(duplicates, name => `    ${name}\n`).join(""); | 
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} | 
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 | 
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function validateIncludeExclude(provider, polyfills, includePatterns, excludePatterns) { | 
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  let current; | 
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 | 
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  const filter = pattern => { | 
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    const regexp = patternToRegExp(pattern); | 
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    if (!regexp) return false; | 
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    let matched = false; | 
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 | 
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    for (const polyfill of polyfills) { | 
						|
      if (regexp.test(polyfill)) { | 
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        matched = true; | 
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        current.add(polyfill); | 
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      } | 
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    } | 
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 | 
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    return !matched; | 
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  }; // prettier-ignore | 
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 | 
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 | 
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  const include = current = new Set(); | 
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  const unusedInclude = Array.from(includePatterns).filter(filter); // prettier-ignore | 
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 | 
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  const exclude = current = new Set(); | 
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  const unusedExclude = Array.from(excludePatterns).filter(filter); | 
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  const duplicates = intersection(include, exclude); | 
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 | 
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  if (duplicates.size > 0 || unusedInclude.length > 0 || unusedExclude.length > 0) { | 
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    throw new Error(`Error while validating the "${provider}" provider options:\n` + buildUnusedError("include", unusedInclude) + buildUnusedError("exclude", unusedExclude) + buldDuplicatesError(duplicates)); | 
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  } | 
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 | 
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  return { | 
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    include, | 
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    exclude | 
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  }; | 
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} | 
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function applyMissingDependenciesDefaults(options, babelApi) { | 
						|
  const { | 
						|
    missingDependencies = {} | 
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  } = options; | 
						|
  if (missingDependencies === false) return false; | 
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  const caller = babelApi.caller(caller => caller?.name); | 
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  const { | 
						|
    log = "deferred", | 
						|
    inject = caller === "rollup-plugin-babel" ? "throw" : "import", | 
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    all = false | 
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  } = missingDependencies; | 
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  return { | 
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    log, | 
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    inject, | 
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    all | 
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  }; | 
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} | 
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 | 
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var usage = (callProvider => { | 
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  function property(object, key, placement, path) { | 
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    return callProvider({ | 
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      kind: "property", | 
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      object, | 
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      key, | 
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      placement | 
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    }, path); | 
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  } | 
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 | 
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  return { | 
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    // Symbol(), new Promise | 
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    ReferencedIdentifier(path) { | 
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      const { | 
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        node: { | 
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          name | 
						|
        }, | 
						|
        scope | 
						|
      } = path; | 
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      if (scope.getBindingIdentifier(name)) return; | 
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      callProvider({ | 
						|
        kind: "global", | 
						|
        name | 
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      }, path); | 
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    }, | 
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 | 
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    MemberExpression(path) { | 
						|
      const key = resolveKey(path.get("property"), path.node.computed); | 
						|
      if (!key || key === "prototype") return; | 
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      const object = path.get("object"); | 
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      const binding = object.scope.getBinding(object.node.name); | 
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      if (binding && binding.path.isImportNamespaceSpecifier()) return; | 
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      const source = resolveSource(object); | 
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      return property(source.id, key, source.placement, path); | 
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    }, | 
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 | 
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    ObjectPattern(path) { | 
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      const { | 
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        parentPath, | 
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        parent | 
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      } = path; | 
						|
      let obj; // const { keys, values } = Object | 
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 | 
						|
      if (parentPath.isVariableDeclarator()) { | 
						|
        obj = parentPath.get("init"); // ({ keys, values } = Object) | 
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      } else if (parentPath.isAssignmentExpression()) { | 
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        obj = parentPath.get("right"); // !function ({ keys, values }) {...} (Object) | 
						|
        // resolution does not work after properties transform :-( | 
						|
      } else if (parentPath.isFunction()) { | 
						|
        const grand = parentPath.parentPath; | 
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 | 
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        if (grand.isCallExpression() || grand.isNewExpression()) { | 
						|
          if (grand.node.callee === parent) { | 
						|
            obj = grand.get("arguments")[path.key]; | 
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          } | 
						|
        } | 
						|
      } | 
						|
 | 
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      let id = null; | 
						|
      let placement = null; | 
						|
      if (obj) ({ | 
						|
        id, | 
						|
        placement | 
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      } = resolveSource(obj)); | 
						|
 | 
						|
      for (const prop of path.get("properties")) { | 
						|
        if (prop.isObjectProperty()) { | 
						|
          const key = resolveKey(prop.get("key")); | 
						|
          if (key) property(id, key, placement, prop); | 
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        } | 
						|
      } | 
						|
    }, | 
						|
 | 
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    BinaryExpression(path) { | 
						|
      if (path.node.operator !== "in") return; | 
						|
      const source = resolveSource(path.get("right")); | 
						|
      const key = resolveKey(path.get("left"), true); | 
						|
      if (!key) return; | 
						|
      callProvider({ | 
						|
        kind: "in", | 
						|
        object: source.id, | 
						|
        key, | 
						|
        placement: source.placement | 
						|
      }, path); | 
						|
    } | 
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 | 
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  }; | 
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}); | 
						|
 | 
						|
var entry = (callProvider => ({ | 
						|
  ImportDeclaration(path) { | 
						|
    const source = getImportSource(path); | 
						|
    if (!source) return; | 
						|
    callProvider({ | 
						|
      kind: "import", | 
						|
      source | 
						|
    }, path); | 
						|
  }, | 
						|
 | 
						|
  Program(path) { | 
						|
    path.get("body").forEach(bodyPath => { | 
						|
      const source = getRequireSource(bodyPath); | 
						|
      if (!source) return; | 
						|
      callProvider({ | 
						|
        kind: "import", | 
						|
        source | 
						|
      }, bodyPath); | 
						|
    }); | 
						|
  } | 
						|
 | 
						|
})); | 
						|
 | 
						|
function resolve(dirname, moduleName, absoluteImports) { | 
						|
  if (absoluteImports === false) return moduleName; | 
						|
  throw new Error(`"absoluteImports" is not supported in bundles prepared for the browser.`); | 
						|
} // eslint-disable-next-line no-unused-vars | 
						|
 | 
						|
function has(basedir, name) { | 
						|
  return true; | 
						|
} // eslint-disable-next-line no-unused-vars | 
						|
 | 
						|
function logMissing(missingDeps) {} // eslint-disable-next-line no-unused-vars | 
						|
 | 
						|
function laterLogMissing(missingDeps) {} | 
						|
 | 
						|
const PossibleGlobalObjects = new Set(["global", "globalThis", "self", "window"]); | 
						|
function createMetaResolver(polyfills) { | 
						|
  const { | 
						|
    static: staticP, | 
						|
    instance: instanceP, | 
						|
    global: globalP | 
						|
  } = polyfills; | 
						|
  return meta => { | 
						|
    if (meta.kind === "global" && globalP && has$1(globalP, meta.name)) { | 
						|
      return { | 
						|
        kind: "global", | 
						|
        desc: globalP[meta.name], | 
						|
        name: meta.name | 
						|
      }; | 
						|
    } | 
						|
 | 
						|
    if (meta.kind === "property" || meta.kind === "in") { | 
						|
      const { | 
						|
        placement, | 
						|
        object, | 
						|
        key | 
						|
      } = meta; | 
						|
 | 
						|
      if (object && placement === "static") { | 
						|
        if (globalP && PossibleGlobalObjects.has(object) && has$1(globalP, key)) { | 
						|
          return { | 
						|
            kind: "global", | 
						|
            desc: globalP[key], | 
						|
            name: key | 
						|
          }; | 
						|
        } | 
						|
 | 
						|
        if (staticP && has$1(staticP, object) && has$1(staticP[object], key)) { | 
						|
          return { | 
						|
            kind: "static", | 
						|
            desc: staticP[object][key], | 
						|
            name: `${object}$${key}` | 
						|
          }; | 
						|
        } | 
						|
      } | 
						|
 | 
						|
      if (instanceP && has$1(instanceP, key)) { | 
						|
        return { | 
						|
          kind: "instance", | 
						|
          desc: instanceP[key], | 
						|
          name: `${key}` | 
						|
        }; | 
						|
      } | 
						|
    } | 
						|
  }; | 
						|
} | 
						|
 | 
						|
const getTargets = _getTargets.default || _getTargets; | 
						|
 | 
						|
function resolveOptions(options, babelApi) { | 
						|
  const { | 
						|
    method, | 
						|
    targets: targetsOption, | 
						|
    ignoreBrowserslistConfig, | 
						|
    configPath, | 
						|
    debug, | 
						|
    shouldInjectPolyfill, | 
						|
    absoluteImports, | 
						|
    ...providerOptions | 
						|
  } = options; | 
						|
  let methodName; | 
						|
  if (method === "usage-global") methodName = "usageGlobal";else if (method === "entry-global") methodName = "entryGlobal";else if (method === "usage-pure") methodName = "usagePure";else if (typeof method !== "string") { | 
						|
    throw new Error(".method must be a string"); | 
						|
  } else { | 
						|
    throw new Error(`.method must be one of "entry-global", "usage-global"` + ` or "usage-pure" (received ${JSON.stringify(method)})`); | 
						|
  } | 
						|
 | 
						|
  if (typeof shouldInjectPolyfill === "function") { | 
						|
    if (options.include || options.exclude) { | 
						|
      throw new Error(`.include and .exclude are not supported when using the` + ` .shouldInjectPolyfill function.`); | 
						|
    } | 
						|
  } else if (shouldInjectPolyfill != null) { | 
						|
    throw new Error(`.shouldInjectPolyfill must be a function, or undefined` + ` (received ${JSON.stringify(shouldInjectPolyfill)})`); | 
						|
  } | 
						|
 | 
						|
  if (absoluteImports != null && typeof absoluteImports !== "boolean" && typeof absoluteImports !== "string") { | 
						|
    throw new Error(`.absoluteImports must be a boolean, a string, or undefined` + ` (received ${JSON.stringify(absoluteImports)})`); | 
						|
  } | 
						|
 | 
						|
  let targets; | 
						|
 | 
						|
  if ( // If any browserslist-related option is specified, fallback to the old | 
						|
  // behavior of not using the targets specified in the top-level options. | 
						|
  targetsOption || configPath || ignoreBrowserslistConfig) { | 
						|
    const targetsObj = typeof targetsOption === "string" || Array.isArray(targetsOption) ? { | 
						|
      browsers: targetsOption | 
						|
    } : targetsOption; | 
						|
    targets = getTargets(targetsObj, { | 
						|
      ignoreBrowserslistConfig, | 
						|
      configPath | 
						|
    }); | 
						|
  } else { | 
						|
    targets = babelApi.targets(); | 
						|
  } | 
						|
 | 
						|
  return { | 
						|
    method, | 
						|
    methodName, | 
						|
    targets, | 
						|
    absoluteImports: absoluteImports ?? false, | 
						|
    shouldInjectPolyfill, | 
						|
    debug: !!debug, | 
						|
    providerOptions: providerOptions | 
						|
  }; | 
						|
} | 
						|
 | 
						|
function instantiateProvider(factory, options, missingDependencies, dirname, debugLog, babelApi) { | 
						|
  const { | 
						|
    method, | 
						|
    methodName, | 
						|
    targets, | 
						|
    debug, | 
						|
    shouldInjectPolyfill, | 
						|
    providerOptions, | 
						|
    absoluteImports | 
						|
  } = resolveOptions(options, babelApi); | 
						|
  const getUtils = createUtilsGetter(new ImportsCache(moduleName => resolve(dirname, moduleName, absoluteImports))); // eslint-disable-next-line prefer-const | 
						|
 | 
						|
  let include, exclude; | 
						|
  let polyfillsSupport; | 
						|
  let polyfillsNames; | 
						|
  let filterPolyfills; | 
						|
  const depsCache = new Map(); | 
						|
  const api = { | 
						|
    babel: babelApi, | 
						|
    getUtils, | 
						|
    method: options.method, | 
						|
    targets, | 
						|
    createMetaResolver, | 
						|
 | 
						|
    shouldInjectPolyfill(name) { | 
						|
      if (polyfillsNames === undefined) { | 
						|
        throw new Error(`Internal error in the ${factory.name} provider: ` + `shouldInjectPolyfill() can't be called during initialization.`); | 
						|
      } | 
						|
 | 
						|
      if (!polyfillsNames.has(name)) { | 
						|
        console.warn(`Internal error in the ${provider.name} provider: ` + `unknown polyfill "${name}".`); | 
						|
      } | 
						|
 | 
						|
      if (filterPolyfills && !filterPolyfills(name)) return false; | 
						|
      let shouldInject = isRequired(name, targets, { | 
						|
        compatData: polyfillsSupport, | 
						|
        includes: include, | 
						|
        excludes: exclude | 
						|
      }); | 
						|
 | 
						|
      if (shouldInjectPolyfill) { | 
						|
        shouldInject = shouldInjectPolyfill(name, shouldInject); | 
						|
 | 
						|
        if (typeof shouldInject !== "boolean") { | 
						|
          throw new Error(`.shouldInjectPolyfill must return a boolean.`); | 
						|
        } | 
						|
      } | 
						|
 | 
						|
      return shouldInject; | 
						|
    }, | 
						|
 | 
						|
    debug(name) { | 
						|
      debugLog().found = true; | 
						|
      if (!debug || !name) return; | 
						|
      if (debugLog().polyfills.has(provider.name)) return; | 
						|
      debugLog().polyfills.set(name, polyfillsSupport && name && polyfillsSupport[name]); | 
						|
    }, | 
						|
 | 
						|
    assertDependency(name, version = "*") { | 
						|
      if (missingDependencies === false) return; | 
						|
 | 
						|
      if (absoluteImports) { | 
						|
        // If absoluteImports is not false, we will try resolving | 
						|
        // the dependency and throw if it's not possible. We can | 
						|
        // skip the check here. | 
						|
        return; | 
						|
      } | 
						|
 | 
						|
      const dep = version === "*" ? name : `${name}@^${version}`; | 
						|
      const found = missingDependencies.all ? false : mapGetOr(depsCache, `${name} :: ${dirname}`, () => has()); | 
						|
 | 
						|
      if (!found) { | 
						|
        debugLog().missingDeps.add(dep); | 
						|
      } | 
						|
    } | 
						|
 | 
						|
  }; | 
						|
  const provider = factory(api, providerOptions, dirname); | 
						|
 | 
						|
  if (typeof provider[methodName] !== "function") { | 
						|
    throw new Error(`The "${provider.name || factory.name}" provider doesn't ` + `support the "${method}" polyfilling method.`); | 
						|
  } | 
						|
 | 
						|
  if (Array.isArray(provider.polyfills)) { | 
						|
    polyfillsNames = new Set(provider.polyfills); | 
						|
    filterPolyfills = provider.filterPolyfills; | 
						|
  } else if (provider.polyfills) { | 
						|
    polyfillsNames = new Set(Object.keys(provider.polyfills)); | 
						|
    polyfillsSupport = provider.polyfills; | 
						|
    filterPolyfills = provider.filterPolyfills; | 
						|
  } else { | 
						|
    polyfillsNames = new Set(); | 
						|
  } | 
						|
 | 
						|
  ({ | 
						|
    include, | 
						|
    exclude | 
						|
  } = validateIncludeExclude(provider.name || factory.name, polyfillsNames, providerOptions.include || [], providerOptions.exclude || [])); | 
						|
  return { | 
						|
    debug, | 
						|
    method, | 
						|
    targets, | 
						|
    provider, | 
						|
 | 
						|
    callProvider(payload, path) { | 
						|
      const utils = getUtils(path); // $FlowIgnore | 
						|
 | 
						|
      provider[methodName](payload, utils, path); | 
						|
    } | 
						|
 | 
						|
  }; | 
						|
} | 
						|
 | 
						|
function definePolyfillProvider(factory) { | 
						|
  return declare((babelApi, options, dirname) => { | 
						|
    babelApi.assertVersion(7); | 
						|
    const { | 
						|
      traverse | 
						|
    } = babelApi; | 
						|
    let debugLog; | 
						|
    const missingDependencies = applyMissingDependenciesDefaults(options, babelApi); | 
						|
    const { | 
						|
      debug, | 
						|
      method, | 
						|
      targets, | 
						|
      provider, | 
						|
      callProvider | 
						|
    } = instantiateProvider(factory, options, missingDependencies, dirname, () => debugLog, babelApi); | 
						|
    const createVisitor = method === "entry-global" ? entry : usage; | 
						|
    const visitor = provider.visitor ? traverse.visitors.merge([createVisitor(callProvider), provider.visitor]) : createVisitor(callProvider); | 
						|
 | 
						|
    if (debug && debug !== presetEnvSilentDebugHeader) { | 
						|
      console.log(`${provider.name}: \`DEBUG\` option`); | 
						|
      console.log(`\nUsing targets: ${stringifyTargetsMultiline(targets)}`); | 
						|
      console.log(`\nUsing polyfills with \`${method}\` method:`); | 
						|
    } | 
						|
 | 
						|
    return { | 
						|
      name: "inject-polyfills", | 
						|
      visitor, | 
						|
 | 
						|
      pre() { | 
						|
        debugLog = { | 
						|
          polyfills: new Map(), | 
						|
          found: false, | 
						|
          providers: new Set(), | 
						|
          missingDeps: new Set() | 
						|
        }; // $FlowIgnore - Flow doesn't support optional calls | 
						|
 | 
						|
        provider.pre?.apply(this, arguments); | 
						|
      }, | 
						|
 | 
						|
      post() { | 
						|
        // $FlowIgnore - Flow doesn't support optional calls | 
						|
        provider.post?.apply(this, arguments); | 
						|
 | 
						|
        if (missingDependencies !== false) { | 
						|
          if (missingDependencies.log === "per-file") { | 
						|
            logMissing(debugLog.missingDeps); | 
						|
          } else { | 
						|
            laterLogMissing(debugLog.missingDeps); | 
						|
          } | 
						|
        } | 
						|
 | 
						|
        if (!debug) return; | 
						|
        if (this.filename) console.log(`\n[${this.filename}]`); | 
						|
 | 
						|
        if (debugLog.polyfills.size === 0) { | 
						|
          console.log(method === "entry-global" ? debugLog.found ? `Based on your targets, the ${provider.name} polyfill did not add any polyfill.` : `The entry point for the ${provider.name} polyfill has not been found.` : `Based on your code and targets, the ${provider.name} polyfill did not add any polyfill.`); | 
						|
          return; | 
						|
        } | 
						|
 | 
						|
        if (method === "entry-global") { | 
						|
          console.log(`The ${provider.name} polyfill entry has been replaced with ` + `the following polyfills:`); | 
						|
        } else { | 
						|
          console.log(`The ${provider.name} polyfill added the following polyfills:`); | 
						|
        } | 
						|
 | 
						|
        for (const [name, support] of debugLog.polyfills) { | 
						|
          if (support) { | 
						|
            const filteredTargets = getInclusionReasons(name, targets, support); | 
						|
            const formattedTargets = JSON.stringify(filteredTargets).replace(/,/g, ", ").replace(/^\{"/, '{ "').replace(/"\}$/, '" }'); | 
						|
            console.log(`  ${name} ${formattedTargets}`); | 
						|
          } else { | 
						|
            console.log(`  ${name}`); | 
						|
          } | 
						|
        } | 
						|
      } | 
						|
 | 
						|
    }; | 
						|
  }); | 
						|
} | 
						|
 | 
						|
function mapGetOr(map, key, getDefault) { | 
						|
  let val = map.get(key); | 
						|
 | 
						|
  if (val === undefined) { | 
						|
    val = getDefault(); | 
						|
    map.set(key, val); | 
						|
  } | 
						|
 | 
						|
  return val; | 
						|
} | 
						|
 | 
						|
export default definePolyfillProvider; | 
						|
//# sourceMappingURL=index.browser.mjs.map
 | 
						|
 |