@neo-one/smart-contract-compiler/src/Context.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const tslib_1 = require("tslib");
// tslint:disable ban-types
const ts_utils_1 = require("@neo-one/ts-utils");
const typescript_1 = tslib_1.__importDefault(require("typescript"));
const CompilerDiagnostic_1 = require("./CompilerDiagnostic");
const DiagnosticCode_1 = require("./DiagnosticCode");
class Context {
    constructor(program, typeChecker, languageService, globals, libs, libAliases, mutableDiagnostics = typescript_1.default.getPreEmitDiagnostics(program)) {
        this.program = program;
        this.typeChecker = typeChecker;
        this.languageService = languageService;
        this.globals = globals;
        this.libs = libs;
        this.libAliases = libAliases;
        this.mutableDiagnostics = mutableDiagnostics;
    }
    get diagnostics() {
        return this.mutableDiagnostics;
    }
    update(program, typeChecker, languageService, globals, libs, libAliases) {
        return new Context(program, typeChecker, languageService, globals, libs, libAliases, [...this.mutableDiagnostics]);
    }
    addDiagnostics(diagnostics) {
        this.mutableDiagnostics.push(...diagnostics);
    }
    reportError(node, message, code) {
        this.mutableDiagnostics.push(new CompilerDiagnostic_1.CompilerDiagnostic(node, message, code, typescript_1.default.DiagnosticCategory.Error));
    }
    reportWarning(node, message, code) {
        this.mutableDiagnostics.push(new CompilerDiagnostic_1.CompilerDiagnostic(node, message, code, typescript_1.default.DiagnosticCategory.Warning));
    }
    reportUnsupported(node) {
        this.reportError(node, 'Unsupported syntax', DiagnosticCode_1.DiagnosticCode.UNSUPPORTED_SYNTAX);
    }
    reportTypeError(node) {
        this.reportError(node, 'Could not infer type. Please add an explicit type annotation.', DiagnosticCode_1.DiagnosticCode.UNKNOWN_TYPE);
    }
    reportTypeWarning(node) {
        this.reportWarning(node, 'Could not infer type. Deoptimized implementation will be used. Add an explicit type annotation ' + 'to optimize the output.', DiagnosticCode_1.DiagnosticCode.UNKNOWN_TYPE);
    }
    getType(node, { warning = true, error = false } = {
        warning: true,
        error: false
    }) {
        const type = this.getNotAnyType(ts_utils_1.tsUtils.type_.getType(this.typeChecker, node));
        if (type === undefined) {
            if (error) {
                this.reportTypeError(node);
            }
            else if (warning) {
                this.reportTypeWarning(node);
            }
        }
        if (type !== undefined) {
            const constraintType = ts_utils_1.tsUtils.type_.getConstraint(type);
            if (constraintType !== undefined) {
                return constraintType;
            }
        }
        return type;
    }
    getTypeOfSymbol(symbol, node, { warning = true, error = false } = {
        warning: true,
        error: false
    }) {
        if (symbol === undefined) {
            return undefined;
        }
        const type = this.getNotAnyType(ts_utils_1.tsUtils.type_.getTypeAtLocation(this.typeChecker, symbol, node));
        if (type === undefined) {
            if (error) {
                this.reportTypeError(node);
            }
            else if (warning) {
                this.reportTypeWarning(node);
            }
        }
        return type;
    }
    getSymbol(node, { warning = true, error = false } = {
        warning: true,
        error: false
    }) {
        let symbol = ts_utils_1.tsUtils.node.getSymbol(this.typeChecker, node);
        if (symbol === undefined) {
            const noWarnOrError = {
                warning: false,
                error: false
            };
            const type = this.getType(node, noWarnOrError);
            symbol = this.getSymbolForType(node, type, noWarnOrError);
        }
        if (symbol === undefined) {
            const message = 'Could not determine source symbol.';
            if (error) {
                this.reportError(node, message, DiagnosticCode_1.DiagnosticCode.UNKNOWN_SYMBOL);
            }
            else if (warning) {
                this.reportWarning(node, message, DiagnosticCode_1.DiagnosticCode.UNKNOWN_SYMBOL);
            }
            return undefined;
        }
        const aliased = ts_utils_1.tsUtils.symbol.getAliasedSymbol(this.typeChecker, symbol);
        if (aliased !== undefined) {
            return aliased;
        }
        return symbol;
    }
    getSymbolForType(node, type, { warning = true, error = false } = {
        warning: true,
        error: false
    }) {
        if (type === undefined) {
            return undefined;
        }
        const symbol = ts_utils_1.tsUtils.type_.getSymbol(type);
        if (symbol === undefined) {
            if (!ts_utils_1.tsUtils.type_.isSymbolic(type)) {
                return undefined;
            }
            const message = `Could not determine source symbol for type: ${ts_utils_1.tsUtils.type_.getText(this.typeChecker, type, node)}.`;
            if (error) {
                this.reportError(node, message, DiagnosticCode_1.DiagnosticCode.UNKNOWN_SYMBOL);
            }
            else if (warning) {
                this.reportWarning(node, message, DiagnosticCode_1.DiagnosticCode.UNKNOWN_SYMBOL);
            }
            return undefined;
        }
        const aliased = ts_utils_1.tsUtils.symbol.getAliasedSymbol(this.typeChecker, symbol);
        if (aliased !== undefined) {
            return aliased;
        }
        return symbol;
    }
    isOnlyGlobal(node, type, name) {
        return this.isGlobalSymbol(node, this.getSymbolForType(node, type), name);
    }
    isGlobal(node, type, name) {
        return this.isGlobalSymbol(node, this.getSymbolForType(node, type), name);
    }
    hasGlobal(node, type, name) {
        return type !== undefined && ts_utils_1.tsUtils.type_.hasType(type, testType => this.isGlobalSymbol(node, this.getSymbolForType(node, testType), name));
    }
    isGlobalSymbol(_node, symbol, name) {
        return symbol === this.globals[name];
    }
    isOnlyLib(node, type, name) {
        return this.isLibSymbol(node, this.getSymbolForType(node, type), name);
    }
    isLibSymbol(_node, symbol, name) {
        return symbol === this.libs[name];
    }
    isLibAlias(identifier, name) {
        if (identifier === undefined) {
            return false;
        }
        return this.libAliases[name].has(identifier);
    }
    getNotAnyType(type) {
        // tslint:disable-next-line no-bitwise
        if (type === undefined || ts_utils_1.tsUtils.type_.isAny(type)) {
            return undefined;
        }
        return type;
    }
}
exports.Context = Context;

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tslint:disable ban-types\nimport { tsUtils } from '@neo-one/ts-utils';\nimport ts from 'typescript';\n\nimport { CompilerDiagnostic } from './CompilerDiagnostic';\nimport { DiagnosticCode } from './DiagnosticCode';\nimport { Globals, LibAliases, LibAliasesWithReset, Libs } from './symbols';\n\nexport interface DiagnosticOptions {\n  readonly error?: boolean;\n  readonly warning?: boolean;\n}\n\nexport class Context {\n  public constructor(\n    public readonly program: ts.Program,\n    public readonly typeChecker: ts.TypeChecker,\n    public readonly languageService: ts.LanguageService,\n    public readonly globals: Globals,\n    public readonly libs: Libs,\n    public readonly libAliases: LibAliasesWithReset,\n    private readonly mutableDiagnostics: ts.Diagnostic[] = ts.getPreEmitDiagnostics(program),\n  ) {}\n\n  public get diagnostics(): ReadonlyArray<ts.Diagnostic> {\n    return this.mutableDiagnostics;\n  }\n\n  public update(\n    program: ts.Program,\n    typeChecker: ts.TypeChecker,\n    languageService: ts.LanguageService,\n    globals: Globals,\n    libs: Libs,\n    libAliases: LibAliasesWithReset,\n  ): Context {\n    return new Context(program, typeChecker, languageService, globals, libs, libAliases, [...this.mutableDiagnostics]);\n  }\n\n  public addDiagnostics(diagnostics: ReadonlyArray<ts.Diagnostic>): void {\n    this.mutableDiagnostics.push(...diagnostics);\n  }\n\n  public reportError(node: ts.Node, message: string, code: DiagnosticCode): void {\n    this.mutableDiagnostics.push(new CompilerDiagnostic(node, message, code, ts.DiagnosticCategory.Error));\n  }\n\n  public reportWarning(node: ts.Node, message: string, code: DiagnosticCode): void {\n    this.mutableDiagnostics.push(new CompilerDiagnostic(node, message, code, ts.DiagnosticCategory.Warning));\n  }\n\n  public reportUnsupported(node: ts.Node): void {\n    this.reportError(node, 'Unsupported syntax', DiagnosticCode.UNSUPPORTED_SYNTAX);\n  }\n\n  public reportTypeError(node: ts.Node): void {\n    this.reportError(\n      node,\n      'Could not infer type. Please add an explicit type annotation.',\n      DiagnosticCode.UNKNOWN_TYPE,\n    );\n  }\n\n  public reportTypeWarning(node: ts.Node): void {\n    this.reportWarning(\n      node,\n      'Could not infer type. Deoptimized implementation will be used. Add an explicit type annotation ' +\n        'to optimize the output.',\n      DiagnosticCode.UNKNOWN_TYPE,\n    );\n  }\n\n  public getType(\n    node: ts.Node,\n    { warning = true, error = false }: DiagnosticOptions = { warning: true, error: false },\n  ): ts.Type | undefined {\n    const type = this.getNotAnyType(tsUtils.type_.getType(this.typeChecker, node));\n\n    if (type === undefined) {\n      if (error) {\n        this.reportTypeError(node);\n      } else if (warning) {\n        this.reportTypeWarning(node);\n      }\n    }\n\n    if (type !== undefined) {\n      const constraintType = tsUtils.type_.getConstraint(type);\n      if (constraintType !== undefined) {\n        return constraintType;\n      }\n    }\n\n    return type;\n  }\n\n  public getTypeOfSymbol(\n    symbol: ts.Symbol | undefined,\n    node: ts.Node,\n    { warning = true, error = false }: DiagnosticOptions = { warning: true, error: false },\n  ): ts.Type | undefined {\n    if (symbol === undefined) {\n      return undefined;\n    }\n\n    const type = this.getNotAnyType(tsUtils.type_.getTypeAtLocation(this.typeChecker, symbol, node));\n    if (type === undefined) {\n      if (error) {\n        this.reportTypeError(node);\n      } else if (warning) {\n        this.reportTypeWarning(node);\n      }\n    }\n\n    return type;\n  }\n\n  public getSymbol(\n    node: ts.Node,\n    { warning = true, error = false }: DiagnosticOptions = { warning: true, error: false },\n  ): ts.Symbol | undefined {\n    let symbol = tsUtils.node.getSymbol(this.typeChecker, node);\n    if (symbol === undefined) {\n      const noWarnOrError = { warning: false, error: false };\n      const type = this.getType(node, noWarnOrError);\n      symbol = this.getSymbolForType(node, type, noWarnOrError);\n    }\n\n    if (symbol === undefined) {\n      const message = 'Could not determine source symbol.';\n      if (error) {\n        this.reportError(node, message, DiagnosticCode.UNKNOWN_SYMBOL);\n      } else if (warning) {\n        this.reportWarning(node, message, DiagnosticCode.UNKNOWN_SYMBOL);\n      }\n\n      return undefined;\n    }\n\n    const aliased = tsUtils.symbol.getAliasedSymbol(this.typeChecker, symbol);\n    if (aliased !== undefined) {\n      return aliased;\n    }\n\n    return symbol;\n  }\n\n  public getSymbolForType(\n    node: ts.Node,\n    type: ts.Type | undefined,\n    { warning = true, error = false }: DiagnosticOptions = { warning: true, error: false },\n  ): ts.Symbol | undefined {\n    if (type === undefined) {\n      return undefined;\n    }\n\n    const symbol = tsUtils.type_.getSymbol(type);\n    if (symbol === undefined) {\n      if (!tsUtils.type_.isSymbolic(type)) {\n        return undefined;\n      }\n\n      const message = `Could not determine source symbol for type: ${tsUtils.type_.getText(\n        this.typeChecker,\n        type,\n        node,\n      )}.`;\n      if (error) {\n        this.reportError(node, message, DiagnosticCode.UNKNOWN_SYMBOL);\n      } else if (warning) {\n        this.reportWarning(node, message, DiagnosticCode.UNKNOWN_SYMBOL);\n      }\n\n      return undefined;\n    }\n\n    const aliased = tsUtils.symbol.getAliasedSymbol(this.typeChecker, symbol);\n    if (aliased !== undefined) {\n      return aliased;\n    }\n\n    return symbol;\n  }\n\n  public isOnlyGlobal(node: ts.Node, type: ts.Type | undefined, name: keyof Globals): boolean {\n    return this.isGlobalSymbol(node, this.getSymbolForType(node, type), name);\n  }\n\n  public isGlobal(node: ts.Node, type: ts.Type | undefined, name: keyof Globals): boolean {\n    return this.isGlobalSymbol(node, this.getSymbolForType(node, type), name);\n  }\n\n  public hasGlobal(node: ts.Node, type: ts.Type | undefined, name: keyof Globals): boolean {\n    return (\n      type !== undefined &&\n      tsUtils.type_.hasType(type, (testType) => this.isGlobalSymbol(node, this.getSymbolForType(node, testType), name))\n    );\n  }\n\n  public isGlobalSymbol(_node: ts.Node, symbol: ts.Symbol | undefined, name: keyof Globals): boolean {\n    return symbol === this.globals[name];\n  }\n\n  public isOnlyLib(node: ts.Node, type: ts.Type | undefined, name: keyof Libs): boolean {\n    return this.isLibSymbol(node, this.getSymbolForType(node, type), name);\n  }\n\n  public isLibSymbol(_node: ts.Node, symbol: ts.Symbol | undefined, name: keyof Libs): boolean {\n    return symbol === this.libs[name];\n  }\n\n  public isLibAlias(identifier: ts.Identifier | undefined, name: keyof LibAliases): boolean {\n    if (identifier === undefined) {\n      return false;\n    }\n\n    return this.libAliases[name].has(identifier);\n  }\n\n  private getNotAnyType(type: ts.Type | undefined): ts.Type | undefined {\n    // tslint:disable-next-line no-bitwise\n    if (type === undefined || tsUtils.type_.isAny(type)) {\n      return undefined;\n    }\n\n    return type;\n  }\n}\n"]}