192 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			192 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
"use strict";
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Object.defineProperty(exports, "__esModule", {
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  value: true
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});
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exports.list = exports.nodes = void 0;
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function t() {
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  const data = _interopRequireWildcard(require("@babel/types"));
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  t = function () {
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    return data;
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  };
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  return data;
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}
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function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
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function crawl(node, state = {}) {
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  if (t().isMemberExpression(node)) {
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    crawl(node.object, state);
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    if (node.computed) crawl(node.property, state);
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  } else if (t().isBinary(node) || t().isAssignmentExpression(node)) {
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    crawl(node.left, state);
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    crawl(node.right, state);
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  } else if (t().isCallExpression(node)) {
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    state.hasCall = true;
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    crawl(node.callee, state);
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  } else if (t().isFunction(node)) {
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    state.hasFunction = true;
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  } else if (t().isIdentifier(node)) {
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    state.hasHelper = state.hasHelper || isHelper(node.callee);
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  }
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  return state;
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}
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function isHelper(node) {
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  if (t().isMemberExpression(node)) {
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    return isHelper(node.object) || isHelper(node.property);
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  } else if (t().isIdentifier(node)) {
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    return node.name === "require" || node.name[0] === "_";
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  } else if (t().isCallExpression(node)) {
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    return isHelper(node.callee);
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  } else if (t().isBinary(node) || t().isAssignmentExpression(node)) {
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    return t().isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
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  } else {
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    return false;
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  }
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}
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function isType(node) {
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  return t().isLiteral(node) || t().isObjectExpression(node) || t().isArrayExpression(node) || t().isIdentifier(node) || t().isMemberExpression(node);
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}
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const nodes = {
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  AssignmentExpression(node) {
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    const state = crawl(node.right);
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    if (state.hasCall && state.hasHelper || state.hasFunction) {
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      return {
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        before: state.hasFunction,
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        after: true
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      };
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    }
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  },
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  SwitchCase(node, parent) {
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    return {
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      before: node.consequent.length || parent.cases[0] === node,
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      after: !node.consequent.length && parent.cases[parent.cases.length - 1] === node
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    };
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  },
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  LogicalExpression(node) {
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    if (t().isFunction(node.left) || t().isFunction(node.right)) {
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      return {
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        after: true
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      };
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    }
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  },
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  Literal(node) {
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    if (node.value === "use strict") {
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      return {
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        after: true
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      };
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    }
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  },
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  CallExpression(node) {
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    if (t().isFunction(node.callee) || isHelper(node)) {
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      return {
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        before: true,
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        after: true
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      };
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    }
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  },
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  VariableDeclaration(node) {
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    for (let i = 0; i < node.declarations.length; i++) {
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      const declar = node.declarations[i];
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      let enabled = isHelper(declar.id) && !isType(declar.init);
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      if (!enabled) {
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        const state = crawl(declar.init);
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        enabled = isHelper(declar.init) && state.hasCall || state.hasFunction;
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      }
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      if (enabled) {
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        return {
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          before: true,
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          after: true
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        };
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      }
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    }
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  },
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  IfStatement(node) {
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    if (t().isBlockStatement(node.consequent)) {
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      return {
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        before: true,
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        after: true
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      };
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    }
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  }
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};
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exports.nodes = nodes;
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nodes.ObjectProperty = nodes.ObjectTypeProperty = nodes.ObjectMethod = function (node, parent) {
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  if (parent.properties[0] === node) {
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    return {
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      before: true
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    };
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  }
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};
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nodes.ObjectTypeCallProperty = function (node, parent) {
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  if (parent.callProperties[0] === node && (!parent.properties || !parent.properties.length)) {
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    return {
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      before: true
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    };
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  }
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};
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nodes.ObjectTypeIndexer = function (node, parent) {
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  if (parent.indexers[0] === node && (!parent.properties || !parent.properties.length) && (!parent.callProperties || !parent.callProperties.length)) {
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    return {
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      before: true
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    };
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  }
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};
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nodes.ObjectTypeInternalSlot = function (node, parent) {
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  if (parent.internalSlots[0] === node && (!parent.properties || !parent.properties.length) && (!parent.callProperties || !parent.callProperties.length) && (!parent.indexers || !parent.indexers.length)) {
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    return {
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      before: true
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    };
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  }
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};
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const list = {
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  VariableDeclaration(node) {
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    return node.declarations.map(decl => decl.init);
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  },
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  ArrayExpression(node) {
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    return node.elements;
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  },
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  ObjectExpression(node) {
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    return node.properties;
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  }
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};
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exports.list = list;
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[["Function", true], ["Class", true], ["Loop", true], ["LabeledStatement", true], ["SwitchStatement", true], ["TryStatement", true]].forEach(function ([type, amounts]) {
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  if (typeof amounts === "boolean") {
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    amounts = {
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      after: amounts,
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      before: amounts
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    };
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  }
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  [type].concat(t().FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
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    nodes[type] = function () {
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      return amounts;
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    };
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  });
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}); |