misc.js
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"use strict";
/**
* @fileoverview Really small utility functions that didn't deserve their own files
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.upperCaseFirst = exports.isDefinitionFile = exports.getNameFromMember = exports.getNameFromIndexSignature = exports.getEnumNames = exports.findFirstResult = exports.arraysAreEqual = void 0;
const experimental_utils_1 = require("@typescript-eslint/experimental-utils");
/**
* Check if the context file name is *.d.ts or *.d.tsx
*/
function isDefinitionFile(fileName) {
return /\.d\.tsx?$/i.test(fileName || '');
}
exports.isDefinitionFile = isDefinitionFile;
/**
* Upper cases the first character or the string
*/
function upperCaseFirst(str) {
return str[0].toUpperCase() + str.slice(1);
}
exports.upperCaseFirst = upperCaseFirst;
function arraysAreEqual(a, b, eq) {
return (a === b ||
(a !== undefined &&
b !== undefined &&
a.length === b.length &&
a.every((x, idx) => eq(x, b[idx]))));
}
exports.arraysAreEqual = arraysAreEqual;
/** Returns the first non-`undefined` result. */
function findFirstResult(inputs, getResult) {
for (const element of inputs) {
const result = getResult(element);
if (result !== undefined) {
return result;
}
}
return undefined;
}
exports.findFirstResult = findFirstResult;
/**
* Gets a string representation of the name of the index signature.
*/
function getNameFromIndexSignature(node) {
const propName = node.parameters.find((parameter) => parameter.type === experimental_utils_1.AST_NODE_TYPES.Identifier);
return propName ? propName.name : '(index signature)';
}
exports.getNameFromIndexSignature = getNameFromIndexSignature;
/**
* Gets a string name representation of the name of the given MethodDefinition
* or ClassProperty node, with handling for computed property names.
*/
function getNameFromMember(member, sourceCode) {
if (member.key.type === experimental_utils_1.AST_NODE_TYPES.Identifier) {
return member.key.name;
}
if (member.key.type === experimental_utils_1.AST_NODE_TYPES.Literal) {
return `${member.key.value}`;
}
return sourceCode.text.slice(...member.key.range);
}
exports.getNameFromMember = getNameFromMember;
function getEnumNames(myEnum) {
return Object.keys(myEnum).filter(x => isNaN(parseInt(x)));
}
exports.getEnumNames = getEnumNames;
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