"use strict";
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
    result["default"] = mod;
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const ts = __importStar(require("typescript"));
/**
 * By default, diagnostics from the TypeScript compiler contain all errors - regardless of whether
 * they are related to generic ECMAScript standards, or TypeScript-specific constructs.
 *
 * Therefore, we filter out all diagnostics, except for the ones we explicitly want to consider when
 * the user opts in to throwing errors on semantic issues.
 */
function getFirstSemanticOrSyntacticError(program, ast) {
    try {
        const supportedSyntacticDiagnostics = whitelistSupportedDiagnostics(program.getSyntacticDiagnostics(ast));
        if (supportedSyntacticDiagnostics.length) {
            return convertDiagnosticToSemanticOrSyntacticError(supportedSyntacticDiagnostics[0]);
        }
        const supportedSemanticDiagnostics = whitelistSupportedDiagnostics(program.getSemanticDiagnostics(ast));
        if (supportedSemanticDiagnostics.length) {
            return convertDiagnosticToSemanticOrSyntacticError(supportedSemanticDiagnostics[0]);
        }
        return undefined;
    }
    catch (e) {
        /**
         * TypeScript compiler has certain Debug.fail() statements in, which will cause the diagnostics
         * retrieval above to throw.
         *
         * E.g. from ast-alignment-tests
         * "Debug Failure. Shouldn't ever directly check a JsxOpeningElement"
         *
         * For our current use-cases this is undesired behavior, so we just suppress it
         * and log a a warning.
         */
        /* istanbul ignore next */
        console.warn(`Warning From TSC: "${e.message}`); // eslint-disable-line no-console
        /* istanbul ignore next */
        return undefined;
    }
}
exports.getFirstSemanticOrSyntacticError = getFirstSemanticOrSyntacticError;
function whitelistSupportedDiagnostics(diagnostics) {
    return diagnostics.filter(diagnostic => {
        switch (diagnostic.code) {
            case 1013: // "A rest parameter or binding pattern may not have a trailing comma."
            case 1014: // "A rest parameter must be last in a parameter list."
            case 1044: // "'{0}' modifier cannot appear on a module or namespace element."
            case 1045: // "A '{0}' modifier cannot be used with an interface declaration."
            case 1048: // "A rest parameter cannot have an initializer."
            case 1049: // "A 'set' accessor must have exactly one parameter."
            case 1070: // "'{0}' modifier cannot appear on a type member."
            case 1071: // "'{0}' modifier cannot appear on an index signature."
            case 1085: // "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'."
            case 1090: // "'{0}' modifier cannot appear on a parameter."
            case 1096: // "An index signature must have exactly one parameter."
            case 1097: // "'{0}' list cannot be empty."
            case 1098: // "Type parameter list cannot be empty."
            case 1099: // "Type argument list cannot be empty."
            case 1117: // "An object literal cannot have multiple properties with the same name in strict mode."
            case 1121: // "Octal literals are not allowed in strict mode."
            case 1123: //  "Variable declaration list cannot be empty."
            case 1141: // "String literal expected."
            case 1162: // "An object member cannot be declared optional."
            case 1164: // "Computed property names are not allowed in enums."
            case 1172: // "'extends' clause already seen."
            case 1173: // "'extends' clause must precede 'implements' clause."
            case 1175: // "'implements' clause already seen."
            case 1176: // "Interface declaration cannot have 'implements' clause."
            case 1190: // "The variable declaration of a 'for...of' statement cannot have an initializer."
            case 1200: // "Line terminator not permitted before arrow."
            case 1206: // "Decorators are not valid here."
            case 1211: // "A class declaration without the 'default' modifier must have a name."
            case 1242: // "'abstract' modifier can only appear on a class, method, or property declaration."
            case 1246: // "An interface property cannot have an initializer."
            case 1255: // "A definite assignment assertion '!' is not permitted in this context."
            case 1308: // "'await' expression is only allowed within an async function."
            case 2364: // "The left-hand side of an assignment expression must be a variable or a property access."
            case 2369: // "A parameter property is only allowed in a constructor implementation."
            case 2452: // "An enum member cannot have a numeric name."
            case 2462: // "A rest element must be last in a destructuring pattern."
            case 8017: // "Octal literal types must use ES2015 syntax. Use the syntax '{0}'."
            case 17012: // "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?"
            case 17013: // "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor."
                return true;
        }
        return false;
    });
}
function convertDiagnosticToSemanticOrSyntacticError(diagnostic) {
    return Object.assign(Object.assign({}, diagnostic), { message: ts.flattenDiagnosticMessageText(diagnostic.messageText, ts.sys.newLine) });
}
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