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- "use strict";
-
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.program = exports.expression = exports.statement = exports.statements = exports.smart = void 0;
-
- var t = require("@babel/types");
-
- function makeStatementFormatter(fn) {
- return {
- code: str => `/* @babel/template */;\n${str}`,
- validate: () => {},
- unwrap: ast => {
- return fn(ast.program.body.slice(1));
- }
- };
- }
-
- const smart = makeStatementFormatter(body => {
- if (body.length > 1) {
- return body;
- } else {
- return body[0];
- }
- });
- exports.smart = smart;
- const statements = makeStatementFormatter(body => body);
- exports.statements = statements;
- const statement = makeStatementFormatter(body => {
- if (body.length === 0) {
- throw new Error("Found nothing to return.");
- }
-
- if (body.length > 1) {
- throw new Error("Found multiple statements but wanted one");
- }
-
- return body[0];
- });
- exports.statement = statement;
- const expression = {
- code: str => `(\n${str}\n)`,
- validate: ast => {
- if (ast.program.body.length > 1) {
- throw new Error("Found multiple statements but wanted one");
- }
-
- if (expression.unwrap(ast).start === 0) {
- throw new Error("Parse result included parens.");
- }
- },
- unwrap: ({
- program
- }) => {
- const [stmt] = program.body;
- t.assertExpressionStatement(stmt);
- return stmt.expression;
- }
- };
- exports.expression = expression;
- const program = {
- code: str => str,
- validate: () => {},
- unwrap: ast => ast.program
- };
- exports.program = program;
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