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