You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
164 lines
4.1 KiB
164 lines
4.1 KiB
"use strict"; |
|
|
|
Object.defineProperty(exports, "__esModule", { |
|
value: true |
|
}); |
|
exports.default = void 0; |
|
|
|
var _assert = require("assert"); |
|
|
|
var _t = require("@babel/types"); |
|
|
|
const { |
|
callExpression, |
|
cloneNode, |
|
expressionStatement, |
|
identifier, |
|
importDeclaration, |
|
importDefaultSpecifier, |
|
importNamespaceSpecifier, |
|
importSpecifier, |
|
memberExpression, |
|
stringLiteral, |
|
variableDeclaration, |
|
variableDeclarator |
|
} = _t; |
|
|
|
class ImportBuilder { |
|
constructor(importedSource, scope, hub) { |
|
this._statements = []; |
|
this._resultName = null; |
|
this._importedSource = void 0; |
|
this._scope = scope; |
|
this._hub = hub; |
|
this._importedSource = importedSource; |
|
} |
|
|
|
done() { |
|
return { |
|
statements: this._statements, |
|
resultName: this._resultName |
|
}; |
|
} |
|
|
|
import() { |
|
this._statements.push(importDeclaration([], stringLiteral(this._importedSource))); |
|
|
|
return this; |
|
} |
|
|
|
require() { |
|
this._statements.push(expressionStatement(callExpression(identifier("require"), [stringLiteral(this._importedSource)]))); |
|
|
|
return this; |
|
} |
|
|
|
namespace(name = "namespace") { |
|
const local = this._scope.generateUidIdentifier(name); |
|
|
|
const statement = this._statements[this._statements.length - 1]; |
|
|
|
_assert(statement.type === "ImportDeclaration"); |
|
|
|
_assert(statement.specifiers.length === 0); |
|
|
|
statement.specifiers = [importNamespaceSpecifier(local)]; |
|
this._resultName = cloneNode(local); |
|
return this; |
|
} |
|
|
|
default(name) { |
|
const id = this._scope.generateUidIdentifier(name); |
|
|
|
const statement = this._statements[this._statements.length - 1]; |
|
|
|
_assert(statement.type === "ImportDeclaration"); |
|
|
|
_assert(statement.specifiers.length === 0); |
|
|
|
statement.specifiers = [importDefaultSpecifier(id)]; |
|
this._resultName = cloneNode(id); |
|
return this; |
|
} |
|
|
|
named(name, importName) { |
|
if (importName === "default") return this.default(name); |
|
|
|
const id = this._scope.generateUidIdentifier(name); |
|
|
|
const statement = this._statements[this._statements.length - 1]; |
|
|
|
_assert(statement.type === "ImportDeclaration"); |
|
|
|
_assert(statement.specifiers.length === 0); |
|
|
|
statement.specifiers = [importSpecifier(id, identifier(importName))]; |
|
this._resultName = cloneNode(id); |
|
return this; |
|
} |
|
|
|
var(name) { |
|
const id = this._scope.generateUidIdentifier(name); |
|
|
|
let statement = this._statements[this._statements.length - 1]; |
|
|
|
if (statement.type !== "ExpressionStatement") { |
|
_assert(this._resultName); |
|
|
|
statement = expressionStatement(this._resultName); |
|
|
|
this._statements.push(statement); |
|
} |
|
|
|
this._statements[this._statements.length - 1] = variableDeclaration("var", [variableDeclarator(id, statement.expression)]); |
|
this._resultName = cloneNode(id); |
|
return this; |
|
} |
|
|
|
defaultInterop() { |
|
return this._interop(this._hub.addHelper("interopRequireDefault")); |
|
} |
|
|
|
wildcardInterop() { |
|
return this._interop(this._hub.addHelper("interopRequireWildcard")); |
|
} |
|
|
|
_interop(callee) { |
|
const statement = this._statements[this._statements.length - 1]; |
|
|
|
if (statement.type === "ExpressionStatement") { |
|
statement.expression = callExpression(callee, [statement.expression]); |
|
} else if (statement.type === "VariableDeclaration") { |
|
_assert(statement.declarations.length === 1); |
|
|
|
statement.declarations[0].init = callExpression(callee, [statement.declarations[0].init]); |
|
} else { |
|
_assert.fail("Unexpected type."); |
|
} |
|
|
|
return this; |
|
} |
|
|
|
prop(name) { |
|
const statement = this._statements[this._statements.length - 1]; |
|
|
|
if (statement.type === "ExpressionStatement") { |
|
statement.expression = memberExpression(statement.expression, identifier(name)); |
|
} else if (statement.type === "VariableDeclaration") { |
|
_assert(statement.declarations.length === 1); |
|
|
|
statement.declarations[0].init = memberExpression(statement.declarations[0].init, identifier(name)); |
|
} else { |
|
_assert.fail("Unexpected type:" + statement.type); |
|
} |
|
|
|
return this; |
|
} |
|
|
|
read(name) { |
|
this._resultName = memberExpression(this._resultName, identifier(name)); |
|
} |
|
|
|
} |
|
|
|
exports.default = ImportBuilder; |