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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.ArrowFunctionExpression = ArrowFunctionExpression;
- exports.FunctionDeclaration = exports.FunctionExpression = FunctionExpression;
- exports._functionHead = _functionHead;
- exports._methodHead = _methodHead;
- exports._param = _param;
- exports._parameters = _parameters;
- exports._params = _params;
- exports._predicate = _predicate;
- exports._shouldPrintArrowParamsParens = _shouldPrintArrowParamsParens;
- var _t = require("@babel/types");
- var _index = require("../node/index.js");
- const {
- isIdentifier
- } = _t;
- function _params(node, idNode, parentNode) {
- this.print(node.typeParameters);
- const nameInfo = _getFuncIdName.call(this, idNode, parentNode);
- if (nameInfo) {
- this.sourceIdentifierName(nameInfo.name, nameInfo.pos);
- }
- this.tokenChar(40);
- this._parameters(node.params, ")");
- const noLineTerminator = node.type === "ArrowFunctionExpression";
- this.print(node.returnType, noLineTerminator);
- this._noLineTerminator = noLineTerminator;
- }
- function _parameters(parameters, endToken) {
- const exit = this.enterDelimited();
- const trailingComma = this.shouldPrintTrailingComma(endToken);
- const paramLength = parameters.length;
- for (let i = 0; i < paramLength; i++) {
- this._param(parameters[i]);
- if (trailingComma || i < paramLength - 1) {
- this.token(",", null, i);
- this.space();
- }
- }
- this.token(endToken);
- exit();
- }
- function _param(parameter) {
- this.printJoin(parameter.decorators);
- this.print(parameter);
- if (parameter.optional) {
- this.tokenChar(63);
- }
- this.print(parameter.typeAnnotation);
- }
- function _methodHead(node) {
- const kind = node.kind;
- const key = node.key;
- if (kind === "get" || kind === "set") {
- this.word(kind);
- this.space();
- }
- if (node.async) {
- this.word("async", true);
- this.space();
- }
- if (kind === "method" || kind === "init") {
- if (node.generator) {
- this.tokenChar(42);
- }
- }
- if (node.computed) {
- this.tokenChar(91);
- this.print(key);
- this.tokenChar(93);
- } else {
- this.print(key);
- }
- if (node.optional) {
- this.tokenChar(63);
- }
- this._params(node, node.computed && node.key.type !== "StringLiteral" ? undefined : node.key, undefined);
- }
- function _predicate(node, noLineTerminatorAfter) {
- if (node.predicate) {
- if (!node.returnType) {
- this.tokenChar(58);
- }
- this.space();
- this.print(node.predicate, noLineTerminatorAfter);
- }
- }
- function _functionHead(node, parent) {
- if (node.async) {
- this.word("async");
- if (!this.format.preserveFormat) {
- this._endsWithInnerRaw = false;
- }
- this.space();
- }
- this.word("function");
- if (node.generator) {
- if (!this.format.preserveFormat) {
- this._endsWithInnerRaw = false;
- }
- this.tokenChar(42);
- }
- this.space();
- if (node.id) {
- this.print(node.id);
- }
- this._params(node, node.id, parent);
- if (node.type !== "TSDeclareFunction") {
- this._predicate(node);
- }
- }
- function FunctionExpression(node, parent) {
- this._functionHead(node, parent);
- this.space();
- this.print(node.body);
- }
- function ArrowFunctionExpression(node, parent) {
- if (node.async) {
- this.word("async", true);
- this.space();
- }
- if (this._shouldPrintArrowParamsParens(node)) {
- this._params(node, undefined, parent);
- } else {
- this.print(node.params[0], true);
- }
- this._predicate(node, true);
- this.space();
- this.printInnerComments();
- this.token("=>");
- this.space();
- this.tokenContext |= _index.TokenContext.arrowBody;
- this.print(node.body);
- }
- function _shouldPrintArrowParamsParens(node) {
- var _firstParam$leadingCo, _firstParam$trailingC;
- if (node.params.length !== 1) return true;
- if (node.typeParameters || node.returnType || node.predicate) {
- return true;
- }
- const firstParam = node.params[0];
- if (!isIdentifier(firstParam) || firstParam.typeAnnotation || firstParam.optional || (_firstParam$leadingCo = firstParam.leadingComments) != null && _firstParam$leadingCo.length || (_firstParam$trailingC = firstParam.trailingComments) != null && _firstParam$trailingC.length) {
- return true;
- }
- if (this.tokenMap) {
- if (node.loc == null) return true;
- if (this.tokenMap.findMatching(node, "(") !== null) return true;
- const arrowToken = this.tokenMap.findMatching(node, "=>");
- if ((arrowToken == null ? void 0 : arrowToken.loc) == null) return true;
- return arrowToken.loc.start.line !== node.loc.start.line;
- }
- if (this.format.retainLines) return true;
- return false;
- }
- function _getFuncIdName(idNode, parent) {
- let id = idNode;
- if (!id && parent) {
- const parentType = parent.type;
- if (parentType === "VariableDeclarator") {
- id = parent.id;
- } else if (parentType === "AssignmentExpression" || parentType === "AssignmentPattern") {
- id = parent.left;
- } else if (parentType === "ObjectProperty" || parentType === "ClassProperty") {
- if (!parent.computed || parent.key.type === "StringLiteral") {
- id = parent.key;
- }
- } else if (parentType === "ClassPrivateProperty" || parentType === "ClassAccessorProperty") {
- id = parent.key;
- }
- }
- if (!id) return;
- let nameInfo;
- if (id.type === "Identifier") {
- var _id$loc, _id$loc2;
- nameInfo = {
- pos: (_id$loc = id.loc) == null ? void 0 : _id$loc.start,
- name: ((_id$loc2 = id.loc) == null ? void 0 : _id$loc2.identifierName) || id.name
- };
- } else if (id.type === "PrivateName") {
- var _id$loc3;
- nameInfo = {
- pos: (_id$loc3 = id.loc) == null ? void 0 : _id$loc3.start,
- name: "#" + id.id.name
- };
- } else if (id.type === "StringLiteral") {
- var _id$loc4;
- nameInfo = {
- pos: (_id$loc4 = id.loc) == null ? void 0 : _id$loc4.start,
- name: id.value
- };
- }
- return nameInfo;
- }
- //# sourceMappingURL=methods.js.map
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