UNPKG

ember-legacy-class-transform

Version:
149 lines (143 loc) 17.5 kB
'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = traverse; exports.normalizeVisitor = normalizeVisitor; var _visitorKeys = require('../types/visitor-keys'); var _visitorKeys2 = _interopRequireDefault(_visitorKeys); var _errors = require('./errors'); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } function visitNode(visitor, node) { let handler = visitor[node.type] || visitor.All || null; let result; if (handler && handler['enter']) { result = handler['enter'].call(null, node); } if (result !== undefined && result !== null) { if (JSON.stringify(node) === JSON.stringify(result)) { result = undefined; } else if (Array.isArray(result)) { return visitArray(visitor, result) || result; } else { return visitNode(visitor, result) || result; } } if (result === undefined) { let keys = _visitorKeys2.default[node.type]; for (let i = 0; i < keys.length; i++) { visitKey(visitor, handler, node, keys[i]); } if (handler && handler['exit']) { result = handler['exit'].call(null, node); } } return result; } function visitKey(visitor, handler, node, key) { let value = node[key]; if (!value) { return; } let keyHandler = handler && (handler.keys[key] || handler.keys.All); let result; if (keyHandler && keyHandler.enter) { result = keyHandler.enter.call(null, node, key); if (result !== undefined) { throw (0, _errors.cannotReplaceOrRemoveInKeyHandlerYet)(node, key); } } if (Array.isArray(value)) { visitArray(visitor, value); } else { let result = visitNode(visitor, value); if (result !== undefined) { assignKey(node, key, result); } } if (keyHandler && keyHandler.exit) { result = keyHandler.exit.call(null, node, key); if (result !== undefined) { throw (0, _errors.cannotReplaceOrRemoveInKeyHandlerYet)(node, key); } } } function visitArray(visitor, array) { for (let i = 0; i < array.length; i++) { let result = visitNode(visitor, array[i]); if (result !== undefined) { i += spliceArray(array, i, result) - 1; } } } function assignKey(node, key, result) { if (result === null) { throw (0, _errors.cannotRemoveNode)(node[key], node, key); } else if (Array.isArray(result)) { if (result.length === 1) { node[key] = result[0]; } else { if (result.length === 0) { throw (0, _errors.cannotRemoveNode)(node[key], node, key); } else { throw (0, _errors.cannotReplaceNode)(node[key], node, key); } } } else { node[key] = result; } } function spliceArray(array, index, result) { if (result === null) { array.splice(index, 1); return 0; } else if (Array.isArray(result)) { array.splice(index, 1, ...result); return result.length; } else { array.splice(index, 1, result); return 1; } } function traverse(node, visitor) { visitNode(normalizeVisitor(visitor), node); } function normalizeVisitor(visitor) { let normalizedVisitor = {}; for (let type in visitor) { let handler = visitor[type] || visitor.All; let normalizedKeys = {}; if (typeof handler === 'object') { let keys = handler.keys; if (keys) { for (let key in keys) { let keyHandler = keys[key]; if (typeof keyHandler === 'object') { normalizedKeys[key] = { enter: typeof keyHandler.enter === 'function' ? keyHandler.enter : null, exit: typeof keyHandler.exit === 'function' ? keyHandler.exit : null }; } else if (typeof keyHandler === 'function') { normalizedKeys[key] = { enter: keyHandler, exit: null }; } } } normalizedVisitor[type] = { enter: typeof handler.enter === 'function' ? handler.enter : null, exit: typeof handler.exit === 'function' ? handler.exit : null, keys: normalizedKeys }; } else if (typeof handler === 'function') { normalizedVisitor[type] = { enter: handler, exit: null, keys: normalizedKeys }; } } return normalizedVisitor; } //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["lib/traversal/traverse.js"],"names":["traverse","normalizeVisitor","visitNode","visitor","node","handler","type","All","result","call","undefined","JSON","stringify","Array","isArray","visitArray","keys","i","length","visitKey","key","value","keyHandler","enter","assignKey","exit","array","spliceArray","index","splice","normalizedVisitor","normalizedKeys"],"mappings":";;;;;kBA6FwBA,Q;QAGRC,gB,GAAAA,gB;;AAhGhB;;;;AACA;;;;AACA,SAASC,SAAT,CAAmBC,OAAnB,EAA4BC,IAA5B,EAAkC;AAC9B,QAAIC,UAAUF,QAAQC,KAAKE,IAAb,KAAsBH,QAAQI,GAA9B,IAAqC,IAAnD;AACA,QAAIC,MAAJ;AACA,QAAIH,WAAWA,QAAQ,OAAR,CAAf,EAAiC;AAC7BG,iBAASH,QAAQ,OAAR,EAAiBI,IAAjB,CAAsB,IAAtB,EAA4BL,IAA5B,CAAT;AACH;AACD,QAAII,WAAWE,SAAX,IAAwBF,WAAW,IAAvC,EAA6C;AACzC,YAAIG,KAAKC,SAAL,CAAeR,IAAf,MAAyBO,KAAKC,SAAL,CAAeJ,MAAf,CAA7B,EAAqD;AACjDA,qBAASE,SAAT;AACH,SAFD,MAEO,IAAIG,MAAMC,OAAN,CAAcN,MAAd,CAAJ,EAA2B;AAC9B,mBAAOO,WAAWZ,OAAX,EAAoBK,MAApB,KAA+BA,MAAtC;AACH,SAFM,MAEA;AACH,mBAAON,UAAUC,OAAV,EAAmBK,MAAnB,KAA8BA,MAArC;AACH;AACJ;AACD,QAAIA,WAAWE,SAAf,EAA0B;AACtB,YAAIM,OAAO,sBAAYZ,KAAKE,IAAjB,CAAX;AACA,aAAK,IAAIW,IAAI,CAAb,EAAgBA,IAAID,KAAKE,MAAzB,EAAiCD,GAAjC,EAAsC;AAClCE,qBAAShB,OAAT,EAAkBE,OAAlB,EAA2BD,IAA3B,EAAiCY,KAAKC,CAAL,CAAjC;AACH;AACD,YAAIZ,WAAWA,QAAQ,MAAR,CAAf,EAAgC;AAC5BG,qBAASH,QAAQ,MAAR,EAAgBI,IAAhB,CAAqB,IAArB,EAA2BL,IAA3B,CAAT;AACH;AACJ;AACD,WAAOI,MAAP;AACH;AACD,SAASW,QAAT,CAAkBhB,OAAlB,EAA2BE,OAA3B,EAAoCD,IAApC,EAA0CgB,GAA1C,EAA+C;AAC3C,QAAIC,QAAQjB,KAAKgB,GAAL,CAAZ;AACA,QAAI,CAACC,KAAL,EAAY;AACR;AACH;AACD,QAAIC,aAAajB,YAAYA,QAAQW,IAAR,CAAaI,GAAb,KAAqBf,QAAQW,IAAR,CAAaT,GAA9C,CAAjB;AACA,QAAIC,MAAJ;AACA,QAAIc,cAAcA,WAAWC,KAA7B,EAAoC;AAChCf,iBAASc,WAAWC,KAAX,CAAiBd,IAAjB,CAAsB,IAAtB,EAA4BL,IAA5B,EAAkCgB,GAAlC,CAAT;AACA,YAAIZ,WAAWE,SAAf,EAA0B;AACtB,kBAAM,kDAAqCN,IAArC,EAA2CgB,GAA3C,CAAN;AACH;AACJ;AACD,QAAIP,MAAMC,OAAN,CAAcO,KAAd,CAAJ,EAA0B;AACtBN,mBAAWZ,OAAX,EAAoBkB,KAApB;AACH,KAFD,MAEO;AACH,YAAIb,SAASN,UAAUC,OAAV,EAAmBkB,KAAnB,CAAb;AACA,YAAIb,WAAWE,SAAf,EAA0B;AACtBc,sBAAUpB,IAAV,EAAgBgB,GAAhB,EAAqBZ,MAArB;AACH;AACJ;AACD,QAAIc,cAAcA,WAAWG,IAA7B,EAAmC;AAC/BjB,iBAASc,WAAWG,IAAX,CAAgBhB,IAAhB,CAAqB,IAArB,EAA2BL,IAA3B,EAAiCgB,GAAjC,CAAT;AACA,YAAIZ,WAAWE,SAAf,EAA0B;AACtB,kBAAM,kDAAqCN,IAArC,EAA2CgB,GAA3C,CAAN;AACH;AACJ;AACJ;AACD,SAASL,UAAT,CAAoBZ,OAApB,EAA6BuB,KAA7B,EAAoC;AAChC,SAAK,IAAIT,IAAI,CAAb,EAAgBA,IAAIS,MAAMR,MAA1B,EAAkCD,GAAlC,EAAuC;AACnC,YAAIT,SAASN,UAAUC,OAAV,EAAmBuB,MAAMT,CAAN,CAAnB,CAAb;AACA,YAAIT,WAAWE,SAAf,EAA0B;AACtBO,iBAAKU,YAAYD,KAAZ,EAAmBT,CAAnB,EAAsBT,MAAtB,IAAgC,CAArC;AACH;AACJ;AACJ;AACD,SAASgB,SAAT,CAAmBpB,IAAnB,EAAyBgB,GAAzB,EAA8BZ,MAA9B,EAAsC;AAClC,QAAIA,WAAW,IAAf,EAAqB;AACjB,cAAM,8BAAiBJ,KAAKgB,GAAL,CAAjB,EAA4BhB,IAA5B,EAAkCgB,GAAlC,CAAN;AACH,KAFD,MAEO,IAAIP,MAAMC,OAAN,CAAcN,MAAd,CAAJ,EAA2B;AAC9B,YAAIA,OAAOU,MAAP,KAAkB,CAAtB,EAAyB;AACrBd,iBAAKgB,GAAL,IAAYZ,OAAO,CAAP,CAAZ;AACH,SAFD,MAEO;AACH,gBAAIA,OAAOU,MAAP,KAAkB,CAAtB,EAAyB;AACrB,sBAAM,8BAAiBd,KAAKgB,GAAL,CAAjB,EAA4BhB,IAA5B,EAAkCgB,GAAlC,CAAN;AACH,aAFD,MAEO;AACH,sBAAM,+BAAkBhB,KAAKgB,GAAL,CAAlB,EAA6BhB,IAA7B,EAAmCgB,GAAnC,CAAN;AACH;AACJ;AACJ,KAVM,MAUA;AACHhB,aAAKgB,GAAL,IAAYZ,MAAZ;AACH;AACJ;AACD,SAASmB,WAAT,CAAqBD,KAArB,EAA4BE,KAA5B,EAAmCpB,MAAnC,EAA2C;AACvC,QAAIA,WAAW,IAAf,EAAqB;AACjBkB,cAAMG,MAAN,CAAaD,KAAb,EAAoB,CAApB;AACA,eAAO,CAAP;AACH,KAHD,MAGO,IAAIf,MAAMC,OAAN,CAAcN,MAAd,CAAJ,EAA2B;AAC9BkB,cAAMG,MAAN,CAAaD,KAAb,EAAoB,CAApB,EAAuB,GAAGpB,MAA1B;AACA,eAAOA,OAAOU,MAAd;AACH,KAHM,MAGA;AACHQ,cAAMG,MAAN,CAAaD,KAAb,EAAoB,CAApB,EAAuBpB,MAAvB;AACA,eAAO,CAAP;AACH;AACJ;AACc,SAASR,QAAT,CAAkBI,IAAlB,EAAwBD,OAAxB,EAAiC;AAC5CD,cAAUD,iBAAiBE,OAAjB,CAAV,EAAqCC,IAArC;AACH;AACM,SAASH,gBAAT,CAA0BE,OAA1B,EAAmC;AACtC,QAAI2B,oBAAoB,EAAxB;AACA,SAAK,IAAIxB,IAAT,IAAiBH,OAAjB,EAA0B;AACtB,YAAIE,UAAUF,QAAQG,IAAR,KAAiBH,QAAQI,GAAvC;AACA,YAAIwB,iBAAiB,EAArB;AACA,YAAI,OAAO1B,OAAP,KAAmB,QAAvB,EAAiC;AAC7B,gBAAIW,OAAOX,QAAQW,IAAnB;AACA,gBAAIA,IAAJ,EAAU;AACN,qBAAK,IAAII,GAAT,IAAgBJ,IAAhB,EAAsB;AAClB,wBAAIM,aAAaN,KAAKI,GAAL,CAAjB;AACA,wBAAI,OAAOE,UAAP,KAAsB,QAA1B,EAAoC;AAChCS,uCAAeX,GAAf,IAAsB;AAClBG,mCAAO,OAAOD,WAAWC,KAAlB,KAA4B,UAA5B,GAAyCD,WAAWC,KAApD,GAA4D,IADjD;AAElBE,kCAAM,OAAOH,WAAWG,IAAlB,KAA2B,UAA3B,GAAwCH,WAAWG,IAAnD,GAA0D;AAF9C,yBAAtB;AAIH,qBALD,MAKO,IAAI,OAAOH,UAAP,KAAsB,UAA1B,EAAsC;AACzCS,uCAAeX,GAAf,IAAsB;AAClBG,mCAAOD,UADW;AAElBG,kCAAM;AAFY,yBAAtB;AAIH;AACJ;AACJ;AACDK,8BAAkBxB,IAAlB,IAA0B;AACtBiB,uBAAO,OAAOlB,QAAQkB,KAAf,KAAyB,UAAzB,GAAsClB,QAAQkB,KAA9C,GAAsD,IADvC;AAEtBE,sBAAM,OAAOpB,QAAQoB,IAAf,KAAwB,UAAxB,GAAqCpB,QAAQoB,IAA7C,GAAoD,IAFpC;AAGtBT,sBAAMe;AAHgB,aAA1B;AAKH,SAvBD,MAuBO,IAAI,OAAO1B,OAAP,KAAmB,UAAvB,EAAmC;AACtCyB,8BAAkBxB,IAAlB,IAA0B;AACtBiB,uBAAOlB,OADe;AAEtBoB,sBAAM,IAFgB;AAGtBT,sBAAMe;AAHgB,aAA1B;AAKH;AACJ;AACD,WAAOD,iBAAP;AACH","file":"lib/traversal/traverse.js","sourcesContent":["import visitorKeys from '../types/visitor-keys';\nimport { cannotRemoveNode, cannotReplaceNode, cannotReplaceOrRemoveInKeyHandlerYet } from './errors';\nfunction visitNode(visitor, node) {\n    let handler = visitor[node.type] || visitor.All || null;\n    let result;\n    if (handler && handler['enter']) {\n        result = handler['enter'].call(null, node);\n    }\n    if (result !== undefined && result !== null) {\n        if (JSON.stringify(node) === JSON.stringify(result)) {\n            result = undefined;\n        } else if (Array.isArray(result)) {\n            return visitArray(visitor, result) || result;\n        } else {\n            return visitNode(visitor, result) || result;\n        }\n    }\n    if (result === undefined) {\n        let keys = visitorKeys[node.type];\n        for (let i = 0; i < keys.length; i++) {\n            visitKey(visitor, handler, node, keys[i]);\n        }\n        if (handler && handler['exit']) {\n            result = handler['exit'].call(null, node);\n        }\n    }\n    return result;\n}\nfunction visitKey(visitor, handler, node, key) {\n    let value = node[key];\n    if (!value) {\n        return;\n    }\n    let keyHandler = handler && (handler.keys[key] || handler.keys.All);\n    let result;\n    if (keyHandler && keyHandler.enter) {\n        result = keyHandler.enter.call(null, node, key);\n        if (result !== undefined) {\n            throw cannotReplaceOrRemoveInKeyHandlerYet(node, key);\n        }\n    }\n    if (Array.isArray(value)) {\n        visitArray(visitor, value);\n    } else {\n        let result = visitNode(visitor, value);\n        if (result !== undefined) {\n            assignKey(node, key, result);\n        }\n    }\n    if (keyHandler && keyHandler.exit) {\n        result = keyHandler.exit.call(null, node, key);\n        if (result !== undefined) {\n            throw cannotReplaceOrRemoveInKeyHandlerYet(node, key);\n        }\n    }\n}\nfunction visitArray(visitor, array) {\n    for (let i = 0; i < array.length; i++) {\n        let result = visitNode(visitor, array[i]);\n        if (result !== undefined) {\n            i += spliceArray(array, i, result) - 1;\n        }\n    }\n}\nfunction assignKey(node, key, result) {\n    if (result === null) {\n        throw cannotRemoveNode(node[key], node, key);\n    } else if (Array.isArray(result)) {\n        if (result.length === 1) {\n            node[key] = result[0];\n        } else {\n            if (result.length === 0) {\n                throw cannotRemoveNode(node[key], node, key);\n            } else {\n                throw cannotReplaceNode(node[key], node, key);\n            }\n        }\n    } else {\n        node[key] = result;\n    }\n}\nfunction spliceArray(array, index, result) {\n    if (result === null) {\n        array.splice(index, 1);\n        return 0;\n    } else if (Array.isArray(result)) {\n        array.splice(index, 1, ...result);\n        return result.length;\n    } else {\n        array.splice(index, 1, result);\n        return 1;\n    }\n}\nexport default function traverse(node, visitor) {\n    visitNode(normalizeVisitor(visitor), node);\n}\nexport function normalizeVisitor(visitor) {\n    let normalizedVisitor = {};\n    for (let type in visitor) {\n        let handler = visitor[type] || visitor.All;\n        let normalizedKeys = {};\n        if (typeof handler === 'object') {\n            let keys = handler.keys;\n            if (keys) {\n                for (let key in keys) {\n                    let keyHandler = keys[key];\n                    if (typeof keyHandler === 'object') {\n                        normalizedKeys[key] = {\n                            enter: typeof keyHandler.enter === 'function' ? keyHandler.enter : null,\n                            exit: typeof keyHandler.exit === 'function' ? keyHandler.exit : null\n                        };\n                    } else if (typeof keyHandler === 'function') {\n                        normalizedKeys[key] = {\n                            enter: keyHandler,\n                            exit: null\n                        };\n                    }\n                }\n            }\n            normalizedVisitor[type] = {\n                enter: typeof handler.enter === 'function' ? handler.enter : null,\n                exit: typeof handler.exit === 'function' ? handler.exit : null,\n                keys: normalizedKeys\n            };\n        } else if (typeof handler === 'function') {\n            normalizedVisitor[type] = {\n                enter: handler,\n                exit: null,\n                keys: normalizedKeys\n            };\n        }\n    }\n    return normalizedVisitor;\n}"]}