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https://github.com/Sevichecc/Urara-Blog.git
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93 lines
No EOL
5.6 KiB
Text
93 lines
No EOL
5.6 KiB
Text
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getFirstSemanticOrSyntacticError = void 0;
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const typescript_1 = require("typescript");
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/**
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* By default, diagnostics from the TypeScript compiler contain all errors - regardless of whether
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* they are related to generic ECMAScript standards, or TypeScript-specific constructs.
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*
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* Therefore, we filter out all diagnostics, except for the ones we explicitly want to consider when
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* the user opts in to throwing errors on semantic issues.
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*/
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function getFirstSemanticOrSyntacticError(program, ast) {
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try {
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const supportedSyntacticDiagnostics = whitelistSupportedDiagnostics(program.getSyntacticDiagnostics(ast));
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if (supportedSyntacticDiagnostics.length) {
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return convertDiagnosticToSemanticOrSyntacticError(supportedSyntacticDiagnostics[0]);
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}
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const supportedSemanticDiagnostics = whitelistSupportedDiagnostics(program.getSemanticDiagnostics(ast));
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if (supportedSemanticDiagnostics.length) {
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return convertDiagnosticToSemanticOrSyntacticError(supportedSemanticDiagnostics[0]);
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}
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return undefined;
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}
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catch (e) {
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/**
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* TypeScript compiler has certain Debug.fail() statements in, which will cause the diagnostics
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* retrieval above to throw.
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*
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* E.g. from ast-alignment-tests
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* "Debug Failure. Shouldn't ever directly check a JsxOpeningElement"
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*
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* For our current use-cases this is undesired behavior, so we just suppress it
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* and log a a warning.
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*/
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/* istanbul ignore next */
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console.warn(`Warning From TSC: "${e.message}`); // eslint-disable-line no-console
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/* istanbul ignore next */
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return undefined;
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}
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}
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exports.getFirstSemanticOrSyntacticError = getFirstSemanticOrSyntacticError;
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function whitelistSupportedDiagnostics(diagnostics) {
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return diagnostics.filter(diagnostic => {
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switch (diagnostic.code) {
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case 1013: // "A rest parameter or binding pattern may not have a trailing comma."
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case 1014: // "A rest parameter must be last in a parameter list."
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case 1044: // "'{0}' modifier cannot appear on a module or namespace element."
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case 1045: // "A '{0}' modifier cannot be used with an interface declaration."
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case 1048: // "A rest parameter cannot have an initializer."
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case 1049: // "A 'set' accessor must have exactly one parameter."
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case 1070: // "'{0}' modifier cannot appear on a type member."
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case 1071: // "'{0}' modifier cannot appear on an index signature."
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case 1085: // "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'."
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case 1090: // "'{0}' modifier cannot appear on a parameter."
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case 1096: // "An index signature must have exactly one parameter."
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case 1097: // "'{0}' list cannot be empty."
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case 1098: // "Type parameter list cannot be empty."
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case 1099: // "Type argument list cannot be empty."
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case 1117: // "An object literal cannot have multiple properties with the same name in strict mode."
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case 1121: // "Octal literals are not allowed in strict mode."
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case 1123: // "Variable declaration list cannot be empty."
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case 1141: // "String literal expected."
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case 1162: // "An object member cannot be declared optional."
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case 1164: // "Computed property names are not allowed in enums."
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case 1172: // "'extends' clause already seen."
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case 1173: // "'extends' clause must precede 'implements' clause."
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case 1175: // "'implements' clause already seen."
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case 1176: // "Interface declaration cannot have 'implements' clause."
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case 1190: // "The variable declaration of a 'for...of' statement cannot have an initializer."
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case 1196: // "Catch clause variable type annotation must be 'any' or 'unknown' if specified."
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case 1200: // "Line terminator not permitted before arrow."
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case 1206: // "Decorators are not valid here."
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case 1211: // "A class declaration without the 'default' modifier must have a name."
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case 1242: // "'abstract' modifier can only appear on a class, method, or property declaration."
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case 1246: // "An interface property cannot have an initializer."
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case 1255: // "A definite assignment assertion '!' is not permitted in this context."
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case 1308: // "'await' expression is only allowed within an async function."
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case 2364: // "The left-hand side of an assignment expression must be a variable or a property access."
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case 2369: // "A parameter property is only allowed in a constructor implementation."
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case 2452: // "An enum member cannot have a numeric name."
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case 2462: // "A rest element must be last in a destructuring pattern."
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case 8017: // "Octal literal types must use ES2015 syntax. Use the syntax '{0}'."
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case 17012: // "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?"
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case 17013: // "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor."
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return true;
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}
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return false;
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});
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}
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function convertDiagnosticToSemanticOrSyntacticError(diagnostic) {
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return Object.assign(Object.assign({}, diagnostic), { message: (0, typescript_1.flattenDiagnosticMessageText)(diagnostic.messageText, typescript_1.sys.newLine) });
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}
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//# sourceMappingURL=semantic-or-syntactic-errors.js.map |