@angular/cdk
Version:
Angular Material Component Development Kit
139 lines • 20.8 kB
JavaScript
;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.ConstructorSignatureMigration = void 0;
const ts = require("typescript");
const migration_1 = require("../../update-tool/migration");
const version_changes_1 = require("../../update-tool/version-changes");
/**
* List of diagnostic codes that refer to pre-emit diagnostics which indicate invalid
* new expression or super call signatures. See the list of diagnostics here:
*
* https://github.com/Microsoft/TypeScript/blob/master/src/compiler/diagnosticMessages.json
*/
const signatureErrorDiagnostics = [
// Type not assignable error diagnostic.
2345,
// Constructor argument length invalid diagnostics
2554, 2555, 2556, 2557,
];
/**
* Migration that visits every TypeScript new expression or super call and checks if
* the parameter type signature is invalid and needs to be updated manually.
*/
class ConstructorSignatureMigration extends migration_1.Migration {
constructor() {
super(...arguments);
// Note that the data for this rule is not distinguished based on the target version because
// we don't keep track of the new signature and don't want to update incrementally.
// See: https://github.com/angular/components/pull/12970#issuecomment-418337566
this.data = (0, version_changes_1.getAllChanges)(this.upgradeData.constructorChecks);
// Only enable the migration rule if there is upgrade data.
this.enabled = this.data.length !== 0;
}
visitNode(node) {
if (ts.isSourceFile(node)) {
this._visitSourceFile(node);
}
}
/**
* Method that will be called for each source file of the upgrade project. In order to
* properly determine invalid constructor signatures, we take advantage of the pre-emit
* diagnostics from TypeScript.
*
* By using the diagnostics, the migration can handle type assignability. Not using
* diagnostics would mean that we need to use simple type equality checking which is
* too strict. See related issue: https://github.com/Microsoft/TypeScript/issues/9879
*/
_visitSourceFile(sourceFile) {
// List of classes of which the constructor signature has changed.
const diagnostics = ts
.getPreEmitDiagnostics(this.program, sourceFile)
.filter(diagnostic => signatureErrorDiagnostics.includes(diagnostic.code))
.filter(diagnostic => diagnostic.start !== undefined);
for (const diagnostic of diagnostics) {
const node = findConstructorNode(diagnostic, sourceFile);
if (!node) {
continue;
}
const classType = this.typeChecker.getTypeAtLocation(node.expression);
const className = classType.symbol && classType.symbol.name;
const isNewExpression = ts.isNewExpression(node);
// Determine the class names of the actual construct signatures because we cannot assume that
// the diagnostic refers to a constructor of the actual expression. In case the constructor
// is inherited, we need to detect that the owner-class of the constructor is added to the
// constructor checks upgrade data. e.g. `class CustomCalendar extends MatCalendar {}`.
const signatureClassNames = classType
.getConstructSignatures()
.map(signature => getClassDeclarationOfSignature(signature))
.map(declaration => (declaration && declaration.name ? declaration.name.text : null))
.filter(Boolean);
// Besides checking the signature class names, we need to check the actual class name because
// there can be classes without an explicit constructor.
if (!this.data.includes(className) &&
!signatureClassNames.some(name => this.data.includes(name))) {
continue;
}
const classSignatures = classType
.getConstructSignatures()
.map(signature => getParameterTypesFromSignature(signature, this.typeChecker));
const expressionName = isNewExpression ? `new ${className}` : 'super';
const signatures = classSignatures
.map(signature => signature.map(t => (t === null ? 'any' : this.typeChecker.typeToString(t))))
.map(signature => `${expressionName}(${signature.join(', ')})`)
.join(' or ');
this.createFailureAtNode(node, `Found "${className}" constructed with ` +
`an invalid signature. Please manually update the ${expressionName} expression to ` +
`match the new signature${classSignatures.length > 1 ? 's' : ''}: ${signatures}`);
}
}
}
exports.ConstructorSignatureMigration = ConstructorSignatureMigration;
/** Resolves the type for each parameter in the specified signature. */
function getParameterTypesFromSignature(signature, typeChecker) {
return signature
.getParameters()
.map(param => param.declarations ? typeChecker.getTypeAtLocation(param.declarations[0]) : null);
}
/**
* Walks through each node of a source file in order to find a new-expression node or super-call
* expression node that is captured by the specified diagnostic.
*/
function findConstructorNode(diagnostic, sourceFile) {
let resolvedNode = null;
const _visitNode = (node) => {
// Check whether the current node contains the diagnostic. If the node contains the diagnostic,
// walk deeper in order to find all constructor expression nodes.
if (node.getStart() <= diagnostic.start && node.getEnd() >= diagnostic.start) {
if (ts.isNewExpression(node) ||
(ts.isCallExpression(node) && node.expression.kind === ts.SyntaxKind.SuperKeyword)) {
resolvedNode = node;
}
ts.forEachChild(node, _visitNode);
}
};
ts.forEachChild(sourceFile, _visitNode);
return resolvedNode;
}
/** Determines the class declaration of the specified construct signature. */
function getClassDeclarationOfSignature(signature) {
let node = signature.getDeclaration();
// Handle signatures which don't have an actual declaration. This happens if a class
// does not have an explicitly written constructor.
if (!node) {
return null;
}
while (!ts.isSourceFile((node = node.parent))) {
if (ts.isClassDeclaration(node)) {
return node;
}
}
return null;
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"constructor-signature.js","sourceRoot":"","sources":["../../../../../../../../src/cdk/schematics/ng-update/migrations/constructor-signature.ts"],"names":[],"mappings":";AAAA;;;;;;GAMG;;;AAEH,iCAAiC;AACjC,2DAAsD;AACtD,uEAAgE;AAGhE;;;;;GAKG;AACH,MAAM,yBAAyB,GAAG;IAChC,wCAAwC;IACxC,IAAI;IACJ,kDAAkD;IAClD,IAAI,EAAE,IAAI,EAAE,IAAI,EAAE,IAAI;CACvB,CAAC;AAEF;;;GAGG;AACH,MAAa,6BAA8B,SAAQ,qBAAsB;IAAzE;;QACE,4FAA4F;QAC5F,mFAAmF;QACnF,+EAA+E;QAC/E,SAAI,GAAG,IAAA,+BAAa,EAAC,IAAI,CAAC,WAAW,CAAC,iBAAiB,CAAC,CAAC;QAEzD,2DAA2D;QAC3D,YAAO,GAAG,IAAI,CAAC,IAAI,CAAC,MAAM,KAAK,CAAC,CAAC;IA0EnC,CAAC;IAxEU,SAAS,CAAC,IAAa;QAC9B,IAAI,EAAE,CAAC,YAAY,CAAC,IAAI,CAAC,EAAE;YACzB,IAAI,CAAC,gBAAgB,CAAC,IAAI,CAAC,CAAC;SAC7B;IACH,CAAC;IAED;;;;;;;;OAQG;IACK,gBAAgB,CAAC,UAAyB;QAChD,kEAAkE;QAClE,MAAM,WAAW,GAAG,EAAE;aACnB,qBAAqB,CAAC,IAAI,CAAC,OAAO,EAAE,UAAU,CAAC;aAC/C,MAAM,CAAC,UAAU,CAAC,EAAE,CAAC,yBAAyB,CAAC,QAAQ,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;aACzE,MAAM,CAAC,UAAU,CAAC,EAAE,CAAC,UAAU,CAAC,KAAK,KAAK,SAAS,CAAC,CAAC;QAExD,KAAK,MAAM,UAAU,IAAI,WAAW,EAAE;YACpC,MAAM,IAAI,GAAG,mBAAmB,CAAC,UAAU,EAAE,UAAU,CAAC,CAAC;YAEzD,IAAI,CAAC,IAAI,EAAE;gBACT,SAAS;aACV;YAED,MAAM,SAAS,GAAG,IAAI,CAAC,WAAW,CAAC,iBAAiB,CAAC,IAAI,CAAC,UAAU,CAAC,CAAC;YACtE,MAAM,SAAS,GAAG,SAAS,CAAC,MAAM,IAAI,SAAS,CAAC,MAAM,CAAC,IAAI,CAAC;YAC5D,MAAM,eAAe,GAAG,EAAE,CAAC,eAAe,CAAC,IAAI,CAAC,CAAC;YAEjD,6FAA6F;YAC7F,2FAA2F;YAC3F,0FAA0F;YAC1F,uFAAuF;YACvF,MAAM,mBAAmB,GAAG,SAAS;iBAClC,sBAAsB,EAAE;iBACxB,GAAG,CAAC,SAAS,CAAC,EAAE,CAAC,8BAA8B,CAAC,SAAS,CAAC,CAAC;iBAC3D,GAAG,CAAC,WAAW,CAAC,EAAE,CAAC,CAAC,WAAW,IAAI,WAAW,CAAC,IAAI,CAAC,CAAC,CAAC,WAAW,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC;iBACpF,MAAM,CAAC,OAAO,CAAC,CAAC;YAEnB,6FAA6F;YAC7F,wDAAwD;YACxD,IACE,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC,SAAS,CAAC;gBAC9B,CAAC,mBAAmB,CAAC,IAAI,CAAC,IAAI,CAAC,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC,IAAK,CAAC,CAAC,EAC5D;gBACA,SAAS;aACV;YAED,MAAM,eAAe,GAAG,SAAS;iBAC9B,sBAAsB,EAAE;iBACxB,GAAG,CAAC,SAAS,CAAC,EAAE,CAAC,8BAA8B,CAAC,SAAS,EAAE,IAAI,CAAC,WAAW,CAAC,CAAC,CAAC;YAEjF,MAAM,cAAc,GAAG,eAAe,CAAC,CAAC,CAAC,OAAO,SAAS,EAAE,CAAC,CAAC,CAAC,OAAO,CAAC;YACtE,MAAM,UAAU,GAAG,eAAe;iBAC/B,GAAG,CAAC,SAAS,CAAC,EAAE,CACf,SAAS,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,KAAK,IAAI,CAAC,CAAC,CAAC,KAAK,CAAC,CAAC,CAAC,IAAI,CAAC,WAAW,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,CAAC,CAC5E;iBACA,GAAG,CAAC,SAAS,CAAC,EAAE,CAAC,GAAG,cAAc,IAAI,SAAS,CAAC,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC;iBAC9D,IAAI,CAAC,MAAM,CAAC,CAAC;YAEhB,IAAI,CAAC,mBAAmB,CACtB,IAAI,EACJ,UAAU,SAAS,qBAAqB;gBACtC,oDAAoD,cAAc,iBAAiB;gBACnF,0BAA0B,eAAe,CAAC,MAAM,GAAG,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,KAAK,UAAU,EAAE,CACnF,CAAC;SACH;IACH,CAAC;CACF;AAjFD,sEAiFC;AAED,uEAAuE;AACvE,SAAS,8BAA8B,CACrC,SAAuB,EACvB,WAA2B;IAE3B,OAAO,SAAS;SACb,aAAa,EAAE;SACf,GAAG,CAAC,KAAK,CAAC,EAAE,CACX,KAAK,CAAC,YAAY,CAAC,CAAC,CAAC,WAAW,CAAC,iBAAiB,CAAC,KAAK,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,IAAI,CACjF,CAAC;AACN,CAAC;AAED;;;GAGG;AACH,SAAS,mBAAmB,CAC1B,UAAyB,EACzB,UAAyB;IAEzB,IAAI,YAAY,GAAmB,IAAI,CAAC;IAExC,MAAM,UAAU,GAAG,CAAC,IAAa,EAAE,EAAE;QACnC,+FAA+F;QAC/F,iEAAiE;QACjE,IAAI,IAAI,CAAC,QAAQ,EAAE,IAAI,UAAU,CAAC,KAAM,IAAI,IAAI,CAAC,MAAM,EAAE,IAAI,UAAU,CAAC,KAAM,EAAE;YAC9E,IACE,EAAE,CAAC,eAAe,CAAC,IAAI,CAAC;gBACxB,CAAC,EAAE,CAAC,gBAAgB,CAAC,IAAI,CAAC,IAAI,IAAI,CAAC,UAAU,CAAC,IAAI,KAAK,EAAE,CAAC,UAAU,CAAC,YAAY,CAAC,EAClF;gBACA,YAAY,GAAG,IAAI,CAAC;aACrB;YAED,EAAE,CAAC,YAAY,CAAC,IAAI,EAAE,UAAU,CAAC,CAAC;SACnC;IACH,CAAC,CAAC;IAEF,EAAE,CAAC,YAAY,CAAC,UAAU,EAAE,UAAU,CAAC,CAAC;IAExC,OAAO,YAAY,CAAC;AACtB,CAAC;AAED,6EAA6E;AAC7E,SAAS,8BAA8B,CAAC,SAAuB;IAC7D,IAAI,IAAI,GAAY,SAAS,CAAC,cAAc,EAAE,CAAC;IAC/C,oFAAoF;IACpF,mDAAmD;IACnD,IAAI,CAAC,IAAI,EAAE;QACT,OAAO,IAAI,CAAC;KACb;IACD,OAAO,CAAC,EAAE,CAAC,YAAY,CAAC,CAAC,IAAI,GAAG,IAAI,CAAC,MAAM,CAAC,CAAC,EAAE;QAC7C,IAAI,EAAE,CAAC,kBAAkB,CAAC,IAAI,CAAC,EAAE;YAC/B,OAAO,IAAI,CAAC;SACb;KACF;IACD,OAAO,IAAI,CAAC;AACd,CAAC","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport * as ts from 'typescript';\nimport {Migration} from '../../update-tool/migration';\nimport {getAllChanges} from '../../update-tool/version-changes';\nimport {UpgradeData} from '../upgrade-data';\n\n/**\n * List of diagnostic codes that refer to pre-emit diagnostics which indicate invalid\n * new expression or super call signatures. See the list of diagnostics here:\n *\n * https://github.com/Microsoft/TypeScript/blob/master/src/compiler/diagnosticMessages.json\n */\nconst signatureErrorDiagnostics = [\n  // Type not assignable error diagnostic.\n  2345,\n  // Constructor argument length invalid diagnostics\n  2554, 2555, 2556, 2557,\n];\n\n/**\n * Migration that visits every TypeScript new expression or super call and checks if\n * the parameter type signature is invalid and needs to be updated manually.\n */\nexport class ConstructorSignatureMigration extends Migration<UpgradeData> {\n  // Note that the data for this rule is not distinguished based on the target version because\n  // we don't keep track of the new signature and don't want to update incrementally.\n  // See: https://github.com/angular/components/pull/12970#issuecomment-418337566\n  data = getAllChanges(this.upgradeData.constructorChecks);\n\n  // Only enable the migration rule if there is upgrade data.\n  enabled = this.data.length !== 0;\n\n  override visitNode(node: ts.Node): void {\n    if (ts.isSourceFile(node)) {\n      this._visitSourceFile(node);\n    }\n  }\n\n  /**\n   * Method that will be called for each source file of the upgrade project. In order to\n   * properly determine invalid constructor signatures, we take advantage of the pre-emit\n   * diagnostics from TypeScript.\n   *\n   * By using the diagnostics, the migration can handle type assignability. Not using\n   * diagnostics would mean that we need to use simple type equality checking which is\n   * too strict. See related issue: https://github.com/Microsoft/TypeScript/issues/9879\n   */\n  private _visitSourceFile(sourceFile: ts.SourceFile) {\n    // List of classes of which the constructor signature has changed.\n    const diagnostics = ts\n      .getPreEmitDiagnostics(this.program, sourceFile)\n      .filter(diagnostic => signatureErrorDiagnostics.includes(diagnostic.code))\n      .filter(diagnostic => diagnostic.start !== undefined);\n\n    for (const diagnostic of diagnostics) {\n      const node = findConstructorNode(diagnostic, sourceFile);\n\n      if (!node) {\n        continue;\n      }\n\n      const classType = this.typeChecker.getTypeAtLocation(node.expression);\n      const className = classType.symbol && classType.symbol.name;\n      const isNewExpression = ts.isNewExpression(node);\n\n      // Determine the class names of the actual construct signatures because we cannot assume that\n      // the diagnostic refers to a constructor of the actual expression. In case the constructor\n      // is inherited, we need to detect that the owner-class of the constructor is added to the\n      // constructor checks upgrade data. e.g. `class CustomCalendar extends MatCalendar {}`.\n      const signatureClassNames = classType\n        .getConstructSignatures()\n        .map(signature => getClassDeclarationOfSignature(signature))\n        .map(declaration => (declaration && declaration.name ? declaration.name.text : null))\n        .filter(Boolean);\n\n      // Besides checking the signature class names, we need to check the actual class name because\n      // there can be classes without an explicit constructor.\n      if (\n        !this.data.includes(className) &&\n        !signatureClassNames.some(name => this.data.includes(name!))\n      ) {\n        continue;\n      }\n\n      const classSignatures = classType\n        .getConstructSignatures()\n        .map(signature => getParameterTypesFromSignature(signature, this.typeChecker));\n\n      const expressionName = isNewExpression ? `new ${className}` : 'super';\n      const signatures = classSignatures\n        .map(signature =>\n          signature.map(t => (t === null ? 'any' : this.typeChecker.typeToString(t))),\n        )\n        .map(signature => `${expressionName}(${signature.join(', ')})`)\n        .join(' or ');\n\n      this.createFailureAtNode(\n        node,\n        `Found \"${className}\" constructed with ` +\n          `an invalid signature. Please manually update the ${expressionName} expression to ` +\n          `match the new signature${classSignatures.length > 1 ? 's' : ''}: ${signatures}`,\n      );\n    }\n  }\n}\n\n/** Resolves the type for each parameter in the specified signature. */\nfunction getParameterTypesFromSignature(\n  signature: ts.Signature,\n  typeChecker: ts.TypeChecker,\n): (ts.Type | null)[] {\n  return signature\n    .getParameters()\n    .map(param =>\n      param.declarations ? typeChecker.getTypeAtLocation(param.declarations[0]) : null,\n    );\n}\n\n/**\n * Walks through each node of a source file in order to find a new-expression node or super-call\n * expression node that is captured by the specified diagnostic.\n */\nfunction findConstructorNode(\n  diagnostic: ts.Diagnostic,\n  sourceFile: ts.SourceFile,\n): ts.CallExpression | ts.NewExpression | null {\n  let resolvedNode: ts.Node | null = null;\n\n  const _visitNode = (node: ts.Node) => {\n    // Check whether the current node contains the diagnostic. If the node contains the diagnostic,\n    // walk deeper in order to find all constructor expression nodes.\n    if (node.getStart() <= diagnostic.start! && node.getEnd() >= diagnostic.start!) {\n      if (\n        ts.isNewExpression(node) ||\n        (ts.isCallExpression(node) && node.expression.kind === ts.SyntaxKind.SuperKeyword)\n      ) {\n        resolvedNode = node;\n      }\n\n      ts.forEachChild(node, _visitNode);\n    }\n  };\n\n  ts.forEachChild(sourceFile, _visitNode);\n\n  return resolvedNode;\n}\n\n/** Determines the class declaration of the specified construct signature. */\nfunction getClassDeclarationOfSignature(signature: ts.Signature): ts.ClassDeclaration | null {\n  let node: ts.Node = signature.getDeclaration();\n  // Handle signatures which don't have an actual declaration. This happens if a class\n  // does not have an explicitly written constructor.\n  if (!node) {\n    return null;\n  }\n  while (!ts.isSourceFile((node = node.parent))) {\n    if (ts.isClassDeclaration(node)) {\n      return node;\n    }\n  }\n  return null;\n}\n"]}